djvu | 2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c

General

Target

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
Size

784KB
MD5

503bc4de507d9eb56dfcf4354c1ea8e4
SHA1

1eefb346ce38a77c2edab3e6968d33b0bf58e65c
SHA256

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c
SHA512

bfe577a848997e261b4dac908fa56f5b33b607b841106910b0e68e5e6ba8e2b4658a160db72b61687e035c76fb3f4350c9af54325e1151ef793387d4451d5cab
SSDEEP

12288:F+XmQJX5zl3hklvHcDShMkE/jxgl3DKOApAwwvp4LMlw+Hk0UMZPCqOgEr9:03pzxMEDShuVaTKkwyrlwqlVZPCMEr9

Score

10^/10

djvu vidar 5739ef2bbcd39fcd59c5746bfe4238c5 discovery persistence ransomware stealer

Malware Config

Extracted

Family

djvu

C2

http://sajdfue.com/test2/get.php

Attributes

extension
.looy
offline_id
1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1
payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

8.6

Botnet

5739ef2bbcd39fcd59c5746bfe4238c5

C2

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes

profile_id_v2
5739ef2bbcd39fcd59c5746bfe4238c5
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 5 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/5108-51-0x00000000006D0000-0x0000000000701000-memory.dmp	family_vidar_v7
behavioral1/memory/4216-54-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/4216-49-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/4216-55-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/4216-76-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Detected Djvu ransomware 17 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2720-2-0x0000000002A50000-0x0000000002B6B000-memory.dmp	family_djvu
behavioral1/memory/2956-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2956-4-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2956-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2956-6-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2956-17-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-22-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-23-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-24-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-29-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-30-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-34-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-36-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-37-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-73-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3192-79-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1332-108-0x0000000000920000-0x0000000000A20000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

Executes dropped EXE 7 IoCs

Processes:

build2.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exemstsca.exe

pid process

5108 build2.exe
4216 build2.exe
3624 build3.exe
3968 build3.exe
1332 mstsca.exe
4124 mstsca.exe
2128 mstsca.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

1760 icacls.exe

pid	process
5108	build2.exe
4216	build2.exe
3624	build3.exe
3968	build3.exe
1332	mstsca.exe
4124	mstsca.exe
2128	mstsca.exe

pid	process
1760	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\ef11f014-e2bc-4199-b902-b675d0ce7766\\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe\" --AutoStart"	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

1 api.2ip.ua
3 api.2ip.ua
13 api.2ip.ua

flow	ioc
1	api.2ip.ua
3	api.2ip.ua
13	api.2ip.ua

Suspicious use of SetThreadContext 5 IoCs

Processes:

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exebuild2.exebuild3.exemstsca.exe

description	pid	process	target process
PID 2720 set thread context of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 set thread context of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 5108 set thread context of 4216	5108	build2.exe	build2.exe
PID 3624 set thread context of 3968	3624	build3.exe	build3.exe
PID 1332 set thread context of 4124	1332	mstsca.exe	mstsca.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1188 4216 WerFault.exe build2.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4708 schtasks.exe
4164 schtasks.exe

pid	pid_target	process	target process
1188	4216	WerFault.exe	build2.exe

pid	process
4708	schtasks.exe
4164	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

pid	process
2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2720 wrote to memory of 2956	2720	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2956 wrote to memory of 1760	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	icacls.exe
PID 2956 wrote to memory of 1760	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	icacls.exe
PID 2956 wrote to memory of 1760	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	icacls.exe
PID 2956 wrote to memory of 916	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2956 wrote to memory of 916	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 2956 wrote to memory of 916	2956	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 916 wrote to memory of 3192	916	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
PID 3192 wrote to memory of 5108	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build2.exe
PID 3192 wrote to memory of 5108	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build2.exe
PID 3192 wrote to memory of 5108	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 5108 wrote to memory of 4216	5108	build2.exe	build2.exe
PID 3192 wrote to memory of 3624	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build3.exe
PID 3192 wrote to memory of 3624	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build3.exe
PID 3192 wrote to memory of 3624	3192	2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3624 wrote to memory of 3968	3624	build3.exe	build3.exe
PID 3968 wrote to memory of 4708	3968	build3.exe	schtasks.exe
PID 3968 wrote to memory of 4708	3968	build3.exe	schtasks.exe
PID 3968 wrote to memory of 4708	3968	build3.exe	schtasks.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 1332 wrote to memory of 4124	1332	mstsca.exe	mstsca.exe
PID 4124 wrote to memory of 4164	4124	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
"C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2720

C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
"C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\ef11f014-e2bc-4199-b902-b675d0ce7766" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:1760

C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
"C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:916

C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
"C:\Users\Admin\AppData\Local\Temp\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3192

C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build2.exe
"C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5108

C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build2.exe
"C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build2.exe"
6⤵
- Executes dropped EXE
PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 2152
7⤵
- Program crash
PID:1188

C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build3.exe
"C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3624

C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build3.exe
"C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3968

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
7⤵
- Creates scheduled task(s)
PID:4708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4216 -ip 4216
1⤵
PID:4300

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1332

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4124

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
3⤵
- Creates scheduled task(s)
PID:4164

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
PID:2128

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

File and Directory Permissions Modification

1

T1222

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize
1KB

MD5
272ace8675a8e71477748c868fbffd15

SHA1
f34ce658c1f254558cca27671d862d72917c6b4e

SHA256
851558377bda6f453211d71e1e4d7bf9bb81f4f51984ba0653df550a632c3a77

SHA512
475ec315c72cd5d8fe0bd0009b6f9f285ca9be9a915ea2b0203f06d0825d3b278f14565acfb82e7df40d9223386eb097724dc4fe2f516e3fbf787ed7b109c1db

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize
724B

MD5
8202a1cd02e7d69597995cabbe881a12

SHA1
8858d9d934b7aa9330ee73de6c476acf19929ff6

SHA256
58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5

SHA512
97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize
410B

MD5
b7991fb989d98d6bae2df7fed40ff489

SHA1
32ab8c10d304961cb074c78e01e4dcb617988564

SHA256
860884731c5f26dcdac70a2a7b9bd8cf459342e481c9b30446f989e591d916b6

SHA512
e1d344f5a3d58a416ae460525c58722b015e5534a43298c9dc10eddfe9a29c28d6beca66ff648bc8872814a91379376a64c8b10f6a58816ec28d3d83eda06202

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize
392B

MD5
02f18dd922738c9515b32fd00718642e

SHA1
d4215cf89eb56dcf982186a9d27db0060a62a8ef

SHA256
75257b45f9b836da8bcd72cbf134fa55acb3e987b7254b76b0948a0f7ac024b7

SHA512
773c2be20afc7a775f0c3f1676acfb8330c549e202c59b78e6e0ee352577ff092bd632ab8c171db54ca6fd55447f7d36b8ab114d570dda4909020982f88ef496

Download Submit
C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build2.exe
Filesize
277KB

MD5
8dae8b6a6be6e3527183594d1c26a2d3

SHA1
b87e40cee60869a36e79c88c8a3a34baf0bc4889

SHA256
afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5

SHA512
0bf065700db647efba39a13a58242a595907e6c11885575cf0bdad9e23ab40583c8a6535464e46d75d075e20d88b7a6305a761df9da787fdc8728483dd48f96e

Download Submit
C:\Users\Admin\AppData\Local\d29f0b15-2b7e-4c13-9ccf-54a428e840c7\build3.exe
Filesize
299KB

MD5
41b883a061c95e9b9cb17d4ca50de770

SHA1
1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad

SHA256
fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408

SHA512
cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319

Download Submit
C:\Users\Admin\AppData\Local\ef11f014-e2bc-4199-b902-b675d0ce7766\2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c.exe
Filesize
784KB

MD5
503bc4de507d9eb56dfcf4354c1ea8e4

SHA1
1eefb346ce38a77c2edab3e6968d33b0bf58e65c

SHA256
2a90eb955e7c7d9909748e3701f85e0faf5a5c26ccd3977b6967a5b18db7813c

SHA512
bfe577a848997e261b4dac908fa56f5b33b607b841106910b0e68e5e6ba8e2b4658a160db72b61687e035c76fb3f4350c9af54325e1151ef793387d4451d5cab

Download Submit
memory/916-20-0x0000000002680000-0x000000000271D000-memory.dmp

Filesize
628KB

Download
memory/1332-108-0x0000000000920000-0x0000000000A20000-memory.dmp

Filesize
1024KB

Download
memory/2720-1-0x00000000028B0000-0x000000000294B000-memory.dmp

Filesize
620KB

Download
memory/2720-2-0x0000000002A50000-0x0000000002B6B000-memory.dmp

Filesize
1.1MB

Download
memory/2956-17-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2956-6-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2956-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2956-4-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2956-3-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-22-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-73-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-34-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-36-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-37-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-29-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-23-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-30-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-79-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3192-24-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3624-86-0x0000000000950000-0x0000000000954000-memory.dmp

Filesize
16KB

Download
memory/3624-84-0x0000000000970000-0x0000000000A70000-memory.dmp

Filesize
1024KB

Download
memory/3968-83-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3968-88-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3968-90-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4216-76-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/4216-55-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/4216-49-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/4216-54-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/5108-51-0x00000000006D0000-0x0000000000701000-memory.dmp

Filesize
196KB

Download
memory/5108-50-0x0000000000710000-0x0000000000810000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads