bf35fe6ed1dbd9f9594695e2ca5bd3d5f5b2706461ddc8f29344849a03c74008

Analysis

max time kernel
137s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 04:25

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General

Target
twointe.exe
Size 357KB
Sample240107-e1yssafec6
SHA256 bf35fe6ed1dbd9f9594695e2ca5bd3d5f5b2706461ddc8f29344849a03c74008
MD5 51270b818def38e17073dd97ec6d96ea
SHA1 af54b7e42ef87abe7bd87b01cd63ab49a0a86926
SHA512 feea472daf2e5e22aa6c003542310e08fdbf319553dd1f578124435135777fa91684ade4a1abae9f6fab328731f0a7e0b015f1790ce5ba7c09e06e2e73fdc605
SSDEEP 6144:ePLt8OXBVoqDzYW2Dz7tkhHpJB/nKg1fTgYn79o6q:ePyOXo+wX7QpJNHn7a
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	twointe.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4576	1476	WerFault.exe	14

Kills process with taskkill 1 IoCs

evasion

pid	Process
5504	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5504	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 3728	1476	twointe.exe	73
PID 1476 wrote to memory of 3728	1476	twointe.exe	73
PID 1476 wrote to memory of 3728	1476	twointe.exe	73
PID 3728 wrote to memory of 5504	3728	cmd.exe	68
PID 3728 wrote to memory of 5504	3728	cmd.exe	68
PID 3728 wrote to memory of 5504	3728	cmd.exe	68

C:\Users\Admin\AppData\Local\Temp\twointe.exe
"C:\Users\Admin\AppData\Local\Temp\twointe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 1392
  2⤵
  - Program crash
  PID:4576
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "twointe.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\twointe.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3728

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "twointe.exe" /f
1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1476 -ip 1476
1⤵
PID:3520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1476-2-0x00000000021F0000-0x000000000221E000-memory.dmp

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memory/1476-3-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/1476-1-0x0000000000620000-0x0000000000720000-memory.dmp

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memory/1476-6-0x00000000021F0000-0x000000000221E000-memory.dmp

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memory/1476-5-0x0000000000400000-0x0000000000460000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads