c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6

Analysis

max time kernel
127s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 23:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe
Size

444KB
MD5

ba909b63397276ff6c03199363842783
SHA1

8170a737992c9af18061039fe0382e1ace496a55
SHA256

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6
SHA512

4154efa8d63b3b548c1f9209c7c48e6afe55995740c86db88b15c5974e5dd555f25a80041ef028fed13f505b9db8e8e5bb36e5c2323f3227774317aa59448e5d
SSDEEP

6144:M3r4LiHSp+kTgELBy8rjUSwd2jDzrGkHihOLV/IYwXFMwY2JqUaQO1uLuzjMqeD:MbNyp+OLB52WzWOL2YSNJq4uquzjPeD

Score

9^/10

collection persistence spyware stealer

Malware Config

Signatures

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4972-154-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4972-156-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4972-159-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4972-161-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

Nirsoft 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4396-148-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral2/memory/4396-150-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral2/memory/4396-151-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral2/memory/4972-154-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4972-156-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4972-159-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4972-161-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

Drops startup file 2 IoCs

Processes:

cmd.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Antivirus = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Antivirus.exe"	reg.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

40 bot.whatismyipaddress.com

flow	ioc
40	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

description	pid	process	target process
PID 2248 set thread context of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 set thread context of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1876 2248 WerFault.exe c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

pid	pid_target	process	target process
1876	2248	WerFault.exe	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

pid process

2248 c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exedw20.exe

description	pid	process
Token: SeDebugPrivilege	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe
Token: SeRestorePrivilege	4760	dw20.exe
Token: SeBackupPrivilege	4760	dw20.exe
Token: SeBackupPrivilege	4760	dw20.exe
Token: SeBackupPrivilege	4760	dw20.exe
Token: SeBackupPrivilege	4760	dw20.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

pid	process
2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe
2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.execmd.exe

description	pid	process	target process
PID 2248 wrote to memory of 3132	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 2248 wrote to memory of 3132	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 2248 wrote to memory of 3132	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 2248 wrote to memory of 1668	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 2248 wrote to memory of 1668	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 2248 wrote to memory of 1668	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	cmd.exe
PID 1668 wrote to memory of 2956	1668	cmd.exe	reg.exe
PID 1668 wrote to memory of 2956	1668	cmd.exe	reg.exe
PID 1668 wrote to memory of 2956	1668	cmd.exe	reg.exe
PID 2248 wrote to memory of 4760	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	dw20.exe
PID 2248 wrote to memory of 4760	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	dw20.exe
PID 2248 wrote to memory of 4760	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	dw20.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4396	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe
PID 2248 wrote to memory of 4972	2248	c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe
"C:\Users\Admin\AppData\Local\Temp\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2248

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy /z "C:\Users\Admin\AppData\Local\Temp\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c49de2a2508ea969e1e7752b515a2d508e08b51da4365af6245d9d9d92341ce6.exe"
2⤵
- Drops startup file
PID:3132

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Antivirus" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Antivirus.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1668

C:\Windows\SysWOW64\reg.exe
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Antivirus" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Antivirus.exe
3⤵
- Adds Run key to start application
PID:2956

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 2584
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4760

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\logff.txt
2⤵
PID:4396

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\logmail.txt
2⤵
- Accesses Microsoft Outlook accounts
PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 1668
2⤵
- Program crash
PID:1876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2248 -ip 2248
1⤵
PID:4704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\logff.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1668-134-0x0000000000000000-mapping.dmp

Download
memory/2248-158-0x0000000008AB1000-0x0000000008AB6000-memory.dmp

Filesize
20KB

Download
memory/2248-165-0x0000000008AA7000-0x0000000008AAC000-memory.dmp

Filesize
20KB

Download
memory/2248-136-0x0000000001369000-0x000000000136F000-memory.dmp

Filesize
24KB

Download
memory/2248-137-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/2248-138-0x0000000001369000-0x000000000136F000-memory.dmp

Filesize
24KB

Download
memory/2248-166-0x0000000008AAC000-0x0000000008AB1000-memory.dmp

Filesize
20KB

Download
memory/2248-163-0x0000000001369000-0x000000000136F000-memory.dmp

Filesize
24KB

Download
memory/2248-141-0x0000000008AA4000-0x0000000008AA7000-memory.dmp

Filesize
12KB

Download
memory/2248-142-0x0000000008AA0000-0x0000000008AA4000-memory.dmp

Filesize
16KB

Download
memory/2248-143-0x0000000008AA7000-0x0000000008AAC000-memory.dmp

Filesize
20KB

Download
memory/2248-144-0x0000000008AA4000-0x0000000008AA7000-memory.dmp

Filesize
12KB

Download
memory/2248-145-0x0000000008AA7000-0x0000000008AAC000-memory.dmp

Filesize
20KB

Download
memory/2248-146-0x0000000008AAC000-0x0000000008AB1000-memory.dmp

Filesize
20KB

Download
memory/2248-164-0x0000000008AA0000-0x0000000008AA4000-memory.dmp

Filesize
16KB

Download
memory/2248-167-0x0000000008AB1000-0x0000000008AB6000-memory.dmp

Filesize
20KB

Download
memory/2248-162-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/2248-140-0x0000000008AA0000-0x0000000008AA4000-memory.dmp

Filesize
16KB

Download
memory/2248-160-0x0000000008AB1000-0x0000000008AB6000-memory.dmp

Filesize
20KB

Download
memory/2248-132-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/2248-157-0x0000000008AAC000-0x0000000008AB1000-memory.dmp

Filesize
20KB

Download
memory/2956-135-0x0000000000000000-mapping.dmp

Download
memory/3132-133-0x0000000000000000-mapping.dmp

Download
memory/4396-147-0x0000000000000000-mapping.dmp

Download
memory/4396-151-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4396-150-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4396-148-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4760-139-0x0000000000000000-mapping.dmp

Download
memory/4972-156-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4972-154-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4972-153-0x0000000000000000-mapping.dmp

Download
memory/4972-159-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4972-161-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download