formbook | 7ce7ca5deeb35f3cce19ca4e01e28aebe9f1b03dc8778a2e85e0d515a6df1a3e

General

Target

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
Size

1.1MB
MD5

e9ad14c57de3288fd9de4d5cdcbf66e0
SHA1

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a
SHA256

7ce7ca5deeb35f3cce19ca4e01e28aebe9f1b03dc8778a2e85e0d515a6df1a3e
SHA512

61199ba16efbe0036e909a05b46ce41a36b019bc6af9cdd8c39bde1ff595d0309bbaca766820c9bfef9d221d3bc850cd5f7e42729fc43a1d5d6a1fb6c8236ba5
SSDEEP

24576:e0pUTyvWX1Qf+cBX0RxfAx5lv2s6MDYTbJNkj:TUT3XTcR0zIBv2lMDYTbJNM

Score

10^/10

formbook oi05 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

oi05

Decoy

fluidavail.online

blchain.tech

kyocera.website

sangmine.xyz

thepolicyjacket.info

ssvhelpman.net

y-t-design.com

eminentabroad.com

codingcamp.store

bester.capital

tanjiya23.site

bheniamyn.dev

top5monitor.com

bit-prim.trade

airstreamsocialclub.com

darkwarspod.com

zazisalesdistribution.com

vivolentlo.online

daftburo.net

elemangelsin.xyz

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3672-142-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

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:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	pid	process	target process
PID 3700 set thread context of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.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

4168 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exec21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

pid process

1412 powershell.exe
3672 c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3672 c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
1412 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1412 powershell.exe

pid	process
4168	schtasks.exe

pid	process
1412	powershell.exe
3672	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3672	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
1412	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1412	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	pid	process	target process
PID 3700 wrote to memory of 1412	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3700 wrote to memory of 1412	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3700 wrote to memory of 1412	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3700 wrote to memory of 4168	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3700 wrote to memory of 4168	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3700 wrote to memory of 4168	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3700 wrote to memory of 3672	3700	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3700

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nLaCRhtjINQTQ.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1412

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nLaCRhtjINQTQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp743.tmp"
2⤵
- Creates scheduled task(s)
PID:4168

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3672

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

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp743.tmp
Filesize
1KB

MD5
cc38a3204a941075d2f0215103a81a72

SHA1
ca09882a10d02f7f409810a45d87649f1527bb87

SHA256
7c8d4eadbb5ea5130a1c219a4ab3d9f23a8943e296d091d30f221a3290c7c1ef

SHA512
a4fe7000127d38728b1968332fe6e673de3ba579801aa065d3c43d3f7ecf6eeedb643168a97e015f41cb5974e7203a2542cd6c2bc93ec90923d27c617c3d5c73

Download Submit
memory/1412-150-0x0000000071200000-0x000000007124C000-memory.dmp

Filesize
304KB

Download
memory/1412-143-0x0000000005760000-0x0000000005D88000-memory.dmp

Filesize
6.2MB

Download
memory/1412-146-0x0000000005F70000-0x0000000005FD6000-memory.dmp

Filesize
408KB

Download
memory/1412-152-0x0000000007ED0000-0x000000000854A000-memory.dmp

Filesize
6.5MB

Download
memory/1412-137-0x0000000000000000-mapping.dmp

Download
memory/1412-145-0x0000000005F00000-0x0000000005F66000-memory.dmp

Filesize
408KB

Download
memory/1412-139-0x0000000002C70000-0x0000000002CA6000-memory.dmp

Filesize
216KB

Download
memory/1412-157-0x0000000007BD0000-0x0000000007BEA000-memory.dmp

Filesize
104KB

Download
memory/1412-151-0x0000000006B30000-0x0000000006B4E000-memory.dmp

Filesize
120KB

Download
memory/1412-153-0x0000000007890000-0x00000000078AA000-memory.dmp

Filesize
104KB

Download
memory/1412-154-0x0000000007900000-0x000000000790A000-memory.dmp

Filesize
40KB

Download
memory/1412-144-0x00000000055C0000-0x00000000055E2000-memory.dmp

Filesize
136KB

Download
memory/1412-158-0x0000000007BB0000-0x0000000007BB8000-memory.dmp

Filesize
32KB

Download
memory/1412-156-0x0000000007AC0000-0x0000000007ACE000-memory.dmp

Filesize
56KB

Download
memory/1412-155-0x0000000007B10000-0x0000000007BA6000-memory.dmp

Filesize
600KB

Download
memory/1412-148-0x0000000006590000-0x00000000065AE000-memory.dmp

Filesize
120KB

Download
memory/1412-149-0x0000000006B50000-0x0000000006B82000-memory.dmp

Filesize
200KB

Download
memory/3672-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3672-141-0x0000000000000000-mapping.dmp

Download
memory/3672-147-0x0000000001760000-0x0000000001AAA000-memory.dmp

Filesize
3.3MB

Download
memory/3700-133-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/3700-132-0x0000000000FE0000-0x00000000010F6000-memory.dmp

Filesize
1.1MB

Download
memory/3700-136-0x0000000008220000-0x00000000082BC000-memory.dmp

Filesize
624KB

Download
memory/3700-135-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download
memory/3700-134-0x0000000005B30000-0x0000000005BC2000-memory.dmp

Filesize
584KB

Download
memory/4168-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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