formbook | 152d5ef19fdfabb482918d51148804bd5227e44e3eb5007dccc347b0ee8585d2

General

Target

SecuriteInfo.com.Win32.PWSX-gen.8337.exe
Size

1.0MB
MD5

d895b9c76dd01f74ed7ac569214bd908
SHA1

c4b0c3e114a9d31d7957f873ee0a87731fd16148
SHA256

152d5ef19fdfabb482918d51148804bd5227e44e3eb5007dccc347b0ee8585d2
SHA512

1a22d896206d1aa1dd40784ba7f2751687c0b1f148620f76b2484e1c105f831d290803cfe28554890ba1055da1eb7e6390cb684c031711cb5d065f0d63d35347
SSDEEP

24576:FSfCp6q+gk0huWQks+28p9NpH6tvqrTlzqepF:FjJc9dks+2O9eVqV

Score

10^/10

formbook ci07 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ci07

Decoy

lain-co.com

weixingshe2777.live

cwin67.com

cabiss.com

absolutehvh.xyz

mycrystallampshop.com

ovalwriters.com

concarneau.net

ciexol.xyz

adulty.net

techartinternational.com

conleyconfection.com

xn--nadinebyond-hbb.world

elevatezed.net

apdodge.xyz

ql456654.vip

amtqu.com

ymvip484.com

00ssolow.kred

fpvmalaysia.com

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/2512-143-0x0000000000400000-0x000000000042F000-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:

SecuriteInfo.com.Win32.PWSX-gen.8337.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	SecuriteInfo.com.Win32.PWSX-gen.8337.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.8337.exe

description	pid	process	target process
PID 4296 set thread context of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.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

4936 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeSecuriteInfo.com.Win32.PWSX-gen.8337.exe

pid process

332 powershell.exe
2512 SecuriteInfo.com.Win32.PWSX-gen.8337.exe
2512 SecuriteInfo.com.Win32.PWSX-gen.8337.exe
332 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 332 powershell.exe

pid	process
4936	schtasks.exe

pid	process
332	powershell.exe
2512	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
2512	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
332	powershell.exe

description	pid	process
Token: SeDebugPrivilege	332	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.8337.exe

description	pid	process	target process
PID 4296 wrote to memory of 332	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	powershell.exe
PID 4296 wrote to memory of 332	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	powershell.exe
PID 4296 wrote to memory of 332	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	powershell.exe
PID 4296 wrote to memory of 4936	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	schtasks.exe
PID 4296 wrote to memory of 4936	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	schtasks.exe
PID 4296 wrote to memory of 4936	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	schtasks.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe
PID 4296 wrote to memory of 2512	4296	SecuriteInfo.com.Win32.PWSX-gen.8337.exe	SecuriteInfo.com.Win32.PWSX-gen.8337.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.8337.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.8337.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4296

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IgppHjCOS.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:332

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IgppHjCOS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2F92.tmp"
2⤵
- Creates scheduled task(s)
PID:4936

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.8337.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.8337.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2512

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2F92.tmp
Filesize
1KB

MD5
4de7b86e3f7eb9acae062aad0e221eb1

SHA1
3c9e8e704a4fafdf13245493052ed281bfa34a5f

SHA256
f16570e27342a9e917134564451c6c64ff6663d45c4b3e6ccd8b20bceff12e95

SHA512
d6823b880664fdb438b3582ef6edf0293143154274cba1ac1423b0cf48c5066f11b03ab579f724d25cd04dc2f60b19329d2ab11823acdf027a5674c45a3c1cf4

Download Submit
memory/332-144-0x0000000005450000-0x0000000005472000-memory.dmp

Filesize
136KB

Download
memory/332-141-0x00000000055D0000-0x0000000005BF8000-memory.dmp

Filesize
6.2MB

Download
memory/332-147-0x0000000005ED0000-0x0000000005F36000-memory.dmp

Filesize
408KB

Download
memory/332-145-0x0000000005CB0000-0x0000000005D16000-memory.dmp

Filesize
408KB

Download
memory/332-137-0x0000000000000000-mapping.dmp

Download
memory/332-139-0x0000000004F60000-0x0000000004F96000-memory.dmp

Filesize
216KB

Download
memory/2512-142-0x0000000000000000-mapping.dmp

Download
memory/2512-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2512-146-0x00000000012C0000-0x000000000160A000-memory.dmp

Filesize
3.3MB

Download
memory/4296-134-0x0000000005220000-0x00000000052B2000-memory.dmp

Filesize
584KB

Download
memory/4296-133-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/4296-132-0x0000000000720000-0x0000000000828000-memory.dmp

Filesize
1.0MB

Download
memory/4296-136-0x00000000099C0000-0x0000000009A5C000-memory.dmp

Filesize
624KB

Download
memory/4296-135-0x00000000051D0000-0x00000000051DA000-memory.dmp

Filesize
40KB

Download
memory/4936-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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