4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479

General

Target

4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe
Size

994KB
MD5

e8d1ba2baf31e50c594b39f6e8259827
SHA1

c5a82f2170089b6e73f8d23946e037c9ab27901e
SHA256

4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479
SHA512

c0f8861e95ad8e7d247368cd9efa9812c7765bae9533589e43d22c7810cf3ead0a18002450deaeedaeec3b1f426c95ec9784bedec49b44c95d8345dc15cc0709
SSDEEP

24576:bJ1G2X131Rc5sUQxButHmYj8lJTeasASBlEev:v1FWsXx4tGcKTed/l1

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

Processes:

driveridentifier_setup.exesystem.exedriveridentifier_setup.tmp

pid process

2168 driveridentifier_setup.exe
1284 system.exe
2104 driveridentifier_setup.tmp
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

396 netsh.exe

pid	process
2168	driveridentifier_setup.exe
1284	system.exe
2104	driveridentifier_setup.tmp

pid	process
396	netsh.exe

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:

4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe

Drops startup file 2 IoCs

Processes:

system.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\12ce4e06a81e8d54fd01d9b762f1b1bb.exe	system.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\12ce4e06a81e8d54fd01d9b762f1b1bb.exe	system.exe

Loads dropped DLL 1 IoCs

Processes:

driveridentifier_setup.tmp

pid process

2104 driveridentifier_setup.tmp

pid	process
2104	driveridentifier_setup.tmp

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

system.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\12ce4e06a81e8d54fd01d9b762f1b1bb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\12ce4e06a81e8d54fd01d9b762f1b1bb = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

system.exe

pid	process
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe
1284	system.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

system.exe

description pid process

Token: SeDebugPrivilege 1284 system.exe

description	pid	process
Token: SeDebugPrivilege	1284	system.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exedriveridentifier_setup.exesystem.exe

description	pid	process	target process
PID 4832 wrote to memory of 2168	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	driveridentifier_setup.exe
PID 4832 wrote to memory of 2168	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	driveridentifier_setup.exe
PID 4832 wrote to memory of 2168	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	driveridentifier_setup.exe
PID 4832 wrote to memory of 1284	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	system.exe
PID 4832 wrote to memory of 1284	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	system.exe
PID 4832 wrote to memory of 1284	4832	4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe	system.exe
PID 2168 wrote to memory of 2104	2168	driveridentifier_setup.exe	driveridentifier_setup.tmp
PID 2168 wrote to memory of 2104	2168	driveridentifier_setup.exe	driveridentifier_setup.tmp
PID 2168 wrote to memory of 2104	2168	driveridentifier_setup.exe	driveridentifier_setup.tmp
PID 1284 wrote to memory of 396	1284	system.exe	netsh.exe
PID 1284 wrote to memory of 396	1284	system.exe	netsh.exe
PID 1284 wrote to memory of 396	1284	system.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe
"C:\Users\Admin\AppData\Local\Temp\4cf6ac1b2dcf9f45ae7bc774814558eb90f7c4a9b520cf237d9f4aa2cacbb479.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4832

C:\Users\Admin\AppData\Local\Temp\system.exe
"C:\Users\Admin\AppData\Local\Temp\system.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\system.exe" "system.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:396

C:\Users\Admin\AppData\Local\Temp\driveridentifier_setup.exe
"C:\Users\Admin\AppData\Local\Temp\driveridentifier_setup.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2168

C:\Users\Admin\AppData\Local\Temp\is-04E8M.tmp\driveridentifier_setup.tmp
"C:\Users\Admin\AppData\Local\Temp\is-04E8M.tmp\driveridentifier_setup.tmp" /SL5="$E003A,699379,62976,C:\Users\Admin\AppData\Local\Temp\driveridentifier_setup.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2104

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\driveridentifier_setup.exe
Filesize
927KB

MD5
40a5f0095e1eaf4da27bcdd4ae8874c5

SHA1
49c911b29eef3783e1673a9adfb8a432fb5632b8

SHA256
21974a5291a4562fb6ee499f0cb344e5c298a991e1a287107a97dba102213baf

SHA512
75d00991c241893c2c319cf63d7f043a6cfd4b48236919b9610dd256610e294b7fc8a5cf3ff9e3b33675c4dd02ae5913ac09f7225cf3b4a51dc665b3fb8077e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\driveridentifier_setup.exe
Filesize
927KB

MD5
40a5f0095e1eaf4da27bcdd4ae8874c5

SHA1
49c911b29eef3783e1673a9adfb8a432fb5632b8

SHA256
21974a5291a4562fb6ee499f0cb344e5c298a991e1a287107a97dba102213baf

SHA512
75d00991c241893c2c319cf63d7f043a6cfd4b48236919b9610dd256610e294b7fc8a5cf3ff9e3b33675c4dd02ae5913ac09f7225cf3b4a51dc665b3fb8077e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-04E8M.tmp\driveridentifier_setup.tmp
Filesize
697KB

MD5
c3553dc2e0b40670b9746b13c9179a3f

SHA1
9026696a2ee0397e66ca7def17ee63edb6b5586f

SHA256
7f4ba3fce0ecedc1a9ce87cea73c537b4d7b08675721f6fa55f9828611855916

SHA512
7388af328fe5e6c408023b29645ba0b61b5f27a1ea79b36c733f19a7edcd32ddeb93c837b3ff4910a4ef29c5c5222574f2c4326ffaf5ab02ed2bb6c7b9c529b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-04E8M.tmp\driveridentifier_setup.tmp
Filesize
697KB

MD5
c3553dc2e0b40670b9746b13c9179a3f

SHA1
9026696a2ee0397e66ca7def17ee63edb6b5586f

SHA256
7f4ba3fce0ecedc1a9ce87cea73c537b4d7b08675721f6fa55f9828611855916

SHA512
7388af328fe5e6c408023b29645ba0b61b5f27a1ea79b36c733f19a7edcd32ddeb93c837b3ff4910a4ef29c5c5222574f2c4326ffaf5ab02ed2bb6c7b9c529b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-NQEUL.tmp\psvince.dll
Filesize
36KB

MD5
a4e5c512b047a6d9dc38549161cac4de

SHA1
49d3e74f9604a6c61cda04ccc6d3cda87e280dfb

SHA256
c7f1e7e866834d9024f97c2b145c09d106e447e8abd65a10a1732116d178e44e

SHA512
2edb8a492b8369d56dda735a652c9e08539a5c4709a794efaff91adcae192a636d0545725af16cf8c31b275b34c2f19e4b019b57fb9050b99de65a4c08e3eee1

Download Submit
C:\Users\Admin\AppData\Local\Temp\system.exe
Filesize
43KB

MD5
6ecc309e80b69de489afff521878142f

SHA1
2d567e286598aa483aea81b32724fed46447c0aa

SHA256
5e26917b4c48e0e8ecd6b62e183293d65d3d7e187aaa056cfcf7994c6a4880b0

SHA512
58b33f00da911a0549c27e00b891f265d6606f1a3fa499d8e85318921b74b697fe2f337fc6a48ee711103dda1192a0a5659bce951d72a3267d476eadb7719b52

Download Submit
C:\Users\Admin\AppData\Local\Temp\system.exe
Filesize
43KB

MD5
6ecc309e80b69de489afff521878142f

SHA1
2d567e286598aa483aea81b32724fed46447c0aa

SHA256
5e26917b4c48e0e8ecd6b62e183293d65d3d7e187aaa056cfcf7994c6a4880b0

SHA512
58b33f00da911a0549c27e00b891f265d6606f1a3fa499d8e85318921b74b697fe2f337fc6a48ee711103dda1192a0a5659bce951d72a3267d476eadb7719b52

Download Submit
memory/396-149-0x0000000000000000-mapping.dmp

Download
memory/1284-140-0x0000000000000000-mapping.dmp

Download
memory/1284-148-0x0000000075140000-0x00000000756F1000-memory.dmp

Filesize
5.7MB

Download
memory/1284-150-0x0000000075140000-0x00000000756F1000-memory.dmp

Filesize
5.7MB

Download
memory/2104-143-0x0000000000000000-mapping.dmp

Download
memory/2168-138-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2168-135-0x0000000000000000-mapping.dmp

Download
memory/2168-146-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads