8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6

General

Target

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe
Size

182KB
MD5

fffdd134d751be12101103ffe3498666
SHA1

b010f97b315fd21c22172c982f35fb506d2ce0c9
SHA256

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6
SHA512

fa763ae118ec25dfa8bd0785043f46a82e12a321fffea3b9f32f02f5f5b0262ec2a6d519737a127802ded5f3490dedef4874434f90d9beed9e04b6541821f1b0

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

Processes:

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

Processes:

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

description	pid	process	target process
PID 4312 set thread context of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2044 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

pid process

4312 8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

pid	process
2044	schtasks.exe

pid	process
4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe
Token: SeDebugPrivilege	1308	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe

description	pid	process	target process
PID 4312 wrote to memory of 2044	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	schtasks.exe
PID 4312 wrote to memory of 2044	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	schtasks.exe
PID 4312 wrote to memory of 2044	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	schtasks.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe
PID 4312 wrote to memory of 1308	4312	8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe
"C:\Users\Admin\AppData\Local\Temp\8854e55c47b161a9a34bbd04b9d50c0d7001437e3a9bbea2ab4a07bf9821fdf6.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4312

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\olFqOLd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA01D.tmp"
2⤵
- Creates scheduled task(s)
PID:2044

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA01D.tmp
Filesize
1KB

MD5
be86e9066d2f863337d1a316cd5f3cfd

SHA1
727dc82ef83738759d90536544c37ff26621bb54

SHA256
89b860a788bfe19cc454c183259a657a718765a3c200533756d4c81688155601

SHA512
634c0ebb7697ca04a36fa434225b17a5d72f12b4e0535ec236465c60bafb7f902a9a77f6540ae1a338c565ac5248e4adabfca33fa81ad559963206ce69c12cc7

Download Submit
memory/1308-137-0x0000000000000000-mapping.dmp

Download
memory/1308-138-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2044-135-0x0000000000000000-mapping.dmp

Download
memory/4312-130-0x0000000000BB0000-0x0000000000BE4000-memory.dmp

Filesize
208KB

Download
memory/4312-131-0x0000000005B90000-0x0000000006134000-memory.dmp

Filesize
5.6MB

Download
memory/4312-132-0x00000000055E0000-0x0000000005672000-memory.dmp

Filesize
584KB

Download
memory/4312-133-0x00000000055A0000-0x00000000055AA000-memory.dmp

Filesize
40KB

Download
memory/4312-134-0x0000000007730000-0x00000000077CC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads