formbook | ea8e50c8d03fa31169ac6b28528ab73411e2d1a649c1b7ab48b42040d46f2045

General

Target

PO02.07.2024.PDF.exe
Size

698KB
MD5

1cf4467c5f7b2d7b5f01a4b13ccc8764
SHA1

3d706295d65cc724c855b94c12ee1b92dcfdd3a2
SHA256

ea8e50c8d03fa31169ac6b28528ab73411e2d1a649c1b7ab48b42040d46f2045
SHA512

6180048fc1507d349b372cd991150046e83c78cc226a83d9299407b5f342e530f0e084de90d266b23ddcd248cd321bb2851d3c30f8e3c831e83e1291ae56df18
SSDEEP

12288:Ou2jSANT3ukfGBZRtJFy82apNn+PudHEpERRgYIAatIksjBfuVtGYhEA3dVkR:0jFT3ukeBZ9Q8H1+uIAaST

Score

10^/10

formbook dn03 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn03

Decoy

almouranipainting.com

cataloguia.shop

zaparielectric.com

whcqsc.com

ioco.in

aduredmond.com

vavada611a.fun

humtivers.com

jewellerytml.com

mcapitalparticipacoes.com

inhlcq.shop

solanamall.xyz

moviepropgroup.com

thegenesis.ltd

cyberxdefend.com

skinbykoco.com

entermintlead.com

honestaireviews.com

wyclhj7gqfustzp.buzz

w937xb.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

behavioral1/memory/1276-11-0x0000000000400000-0x000000000042F000-memory.dmp formbook
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2884 powershell.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO02.07.2024.PDF.exe

description pid process target process

PID 3068 set thread context of 1276 3068 PO02.07.2024.PDF.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2900 1276 WerFault.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2884 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2884 powershell.exe

resource	yara_rule
behavioral1/memory/1276-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

pid	process
2884	powershell.exe

description	pid	process	target process
PID 3068 set thread context of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe

pid	pid_target	process	target process
2900	1276	WerFault.exe	RegSvcs.exe

pid	process
2884	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2884	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

PO02.07.2024.PDF.exeRegSvcs.exe

description	pid	process	target process
PID 3068 wrote to memory of 2884	3068	PO02.07.2024.PDF.exe	powershell.exe
PID 3068 wrote to memory of 2884	3068	PO02.07.2024.PDF.exe	powershell.exe
PID 3068 wrote to memory of 2884	3068	PO02.07.2024.PDF.exe	powershell.exe
PID 3068 wrote to memory of 2884	3068	PO02.07.2024.PDF.exe	powershell.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 3068 wrote to memory of 1276	3068	PO02.07.2024.PDF.exe	RegSvcs.exe
PID 1276 wrote to memory of 2900	1276	RegSvcs.exe	WerFault.exe
PID 1276 wrote to memory of 2900	1276	RegSvcs.exe	WerFault.exe
PID 1276 wrote to memory of 2900	1276	RegSvcs.exe	WerFault.exe
PID 1276 wrote to memory of 2900	1276	RegSvcs.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\PO02.07.2024.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PO02.07.2024.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3068

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO02.07.2024.PDF.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2884

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 36
3⤵
- Program crash
PID:2900

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

PowerShell

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1276-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1276-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1276-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1276-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3068-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/3068-1-0x00000000003D0000-0x0000000000480000-memory.dmp

Filesize
704KB

Download
memory/3068-2-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-3-0x00000000004A0000-0x00000000004BA000-memory.dmp

Filesize
104KB

Download
memory/3068-4-0x00000000004C0000-0x00000000004C8000-memory.dmp

Filesize
32KB

Download
memory/3068-5-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/3068-6-0x00000000009A0000-0x0000000000A16000-memory.dmp

Filesize
472KB

Download
memory/3068-12-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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