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/1220-146-0x0000000000400000-0x000000000042F000-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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

description	pid	process	target process
PID 3448 set thread context of 1220	3448	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

1332 schtasks.exe

pid	process
1332	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exepowershell.exec21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

pid	process
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
2196	powershell.exe
1220	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
1220	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
2196	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3448 c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
Token: SeDebugPrivilege 2196 powershell.exe

description	pid	process
Token: SeDebugPrivilege	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
Token: SeDebugPrivilege	2196	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3448

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:2196

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nLaCRhtjINQTQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFCF3.tmp"
2⤵
- Creates scheduled task(s)
PID:1332

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
PID:1668

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
PID:4008

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
PID:1824

C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
"C:\Users\Admin\AppData\Local\Temp\c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1220

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\tmpFCF3.tmp
Filesize
1KB

MD5
b9516c86508df25530eddb3bdd340be9

SHA1
b53ef39caaac9675368850f76b5a62a5686cd69c

SHA256
4c78efcfd606c8cfb8c84b33f978ebe365a7ab5992fed3757a381f09f8f40b68

SHA512
25d9fdc076f6c000e7c7925cc511c664b4c4f83f2a4209bd967eee7eba13008ef970fac4592ec255ee39ea61c3342785e9c6f415b8015339030f1f5855c13103

Download Submit
memory/1220-150-0x0000000001880000-0x0000000001BCA000-memory.dmp

Filesize
3.3MB

Download
memory/1220-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1220-145-0x0000000000000000-mapping.dmp

Download
memory/1332-138-0x0000000000000000-mapping.dmp

Download
memory/1668-141-0x0000000000000000-mapping.dmp

Download
memory/1824-144-0x0000000000000000-mapping.dmp

Download
memory/2196-139-0x0000000002560000-0x0000000002596000-memory.dmp

Filesize
216KB

Download
memory/2196-148-0x0000000005800000-0x0000000005866000-memory.dmp

Filesize
408KB

Download
memory/2196-142-0x00000000051D0000-0x00000000057F8000-memory.dmp

Filesize
6.2MB

Download
memory/2196-137-0x0000000000000000-mapping.dmp

Download
memory/2196-161-0x00000000074C0000-0x00000000074C8000-memory.dmp

Filesize
32KB

Download
memory/2196-160-0x00000000074E0000-0x00000000074FA000-memory.dmp

Filesize
104KB

Download
memory/2196-159-0x00000000073D0000-0x00000000073DE000-memory.dmp

Filesize
56KB

Download
memory/2196-158-0x0000000007420000-0x00000000074B6000-memory.dmp

Filesize
600KB

Download
memory/2196-147-0x0000000004DD0000-0x0000000004DF2000-memory.dmp

Filesize
136KB

Download
memory/2196-156-0x00000000071A0000-0x00000000071BA000-memory.dmp

Filesize
104KB

Download
memory/2196-149-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/2196-157-0x0000000007210000-0x000000000721A000-memory.dmp

Filesize
40KB

Download
memory/2196-151-0x0000000005E90000-0x0000000005EAE000-memory.dmp

Filesize
120KB

Download
memory/2196-152-0x0000000006450000-0x0000000006482000-memory.dmp

Filesize
200KB

Download
memory/2196-153-0x0000000070FC0000-0x000000007100C000-memory.dmp

Filesize
304KB

Download
memory/2196-154-0x0000000006420000-0x000000000643E000-memory.dmp

Filesize
120KB

Download
memory/2196-155-0x00000000077E0000-0x0000000007E5A000-memory.dmp

Filesize
6.5MB

Download
memory/3448-133-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/3448-132-0x0000000000900000-0x0000000000A16000-memory.dmp

Filesize
1.1MB

Download
memory/3448-134-0x0000000005390000-0x0000000005422000-memory.dmp

Filesize
584KB

Download
memory/3448-135-0x0000000005450000-0x000000000545A000-memory.dmp

Filesize
40KB

Download
memory/3448-136-0x0000000007BB0000-0x0000000007C4C000-memory.dmp

Filesize
624KB

Download
memory/4008-143-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 3448 wrote to memory of 2196	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3448 wrote to memory of 2196	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3448 wrote to memory of 2196	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	powershell.exe
PID 3448 wrote to memory of 1332	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3448 wrote to memory of 1332	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3448 wrote to memory of 1332	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	schtasks.exe
PID 3448 wrote to memory of 1668	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1668	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1668	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 4008	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 4008	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 4008	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1824	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1824	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1824	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe
PID 3448 wrote to memory of 1220	3448	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe	c21ec1560b66e3e4581a8c6cb41fa769527cfd7a.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads