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 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/712-68-0x000000000041F100-mapping.dmp	formbook
behavioral1/memory/712-67-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	pid	process	target process
PID 2036 set thread context of 712	2036	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

1368 schtasks.exe

pid	process
1368	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exepowershell.exec21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

pid	process
2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
1352	powershell.exe
712	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2036 c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
Token: SeDebugPrivilege 1352 powershell.exe

description	pid	process
Token: SeDebugPrivilege	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
Token: SeDebugPrivilege	1352	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	pid	process	target process
PID 2036 wrote to memory of 1352	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 2036 wrote to memory of 1352	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 2036 wrote to memory of 1352	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 2036 wrote to memory of 1352	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 2036 wrote to memory of 1368	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 2036 wrote to memory of 1368	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 2036 wrote to memory of 1368	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 2036 wrote to memory of 1368	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 2036 wrote to memory of 2016	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 2016	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 2016	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 2016	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 2036 wrote to memory of 712	2036	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036

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:1352

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nLaCRhtjINQTQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAF92.tmp"
2⤵
- Creates scheduled task(s)
PID:1368

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
PID:2016

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:712

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpAF92.tmp
Filesize
1KB

MD5
cf859c4acaf18a86b9d8e56a31fc9221

SHA1
20290fad0677a2e24b0ab99026927c2588ac7957

SHA256
28ef62baa324be4c4278e1917383b52145f73575d3c90d3f13f411721226126d

SHA512
5e2a95de7ddda7cbdcea087b2f6aa7d66d46c78ce80578e122d24a1362aa7e5ffb580f0ab9f73c3ac8833b1e0763644169b83a7343ea08f01c4306766594b1a2

Download Submit
memory/712-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/712-70-0x0000000000950000-0x0000000000C53000-memory.dmp

Filesize
3.0MB

Download
memory/712-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/712-68-0x000000000041F100-mapping.dmp

Download
memory/712-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1352-71-0x000000006F0B0000-0x000000006F65B000-memory.dmp

Filesize
5.7MB

Download
memory/1352-69-0x000000006F0B0000-0x000000006F65B000-memory.dmp

Filesize
5.7MB

Download
memory/1352-59-0x0000000000000000-mapping.dmp

Download
memory/1368-60-0x0000000000000000-mapping.dmp

Download
memory/2036-58-0x0000000005680000-0x0000000005718000-memory.dmp

Filesize
608KB

Download
memory/2036-63-0x0000000004D40000-0x0000000004D9E000-memory.dmp

Filesize
376KB

Download
memory/2036-54-0x0000000000EA0000-0x0000000000FB6000-memory.dmp

Filesize
1.1MB

Download
memory/2036-57-0x0000000000530000-0x000000000053A000-memory.dmp

Filesize
40KB

Download
memory/2036-56-0x0000000000500000-0x0000000000516000-memory.dmp

Filesize
88KB

Download
memory/2036-55-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads