formbook | 9372a7e70b9dfa9ada0e0a5b976c3e2e370700b512bb6d6989ddd64a638de899

General

Target

pedido de muestras de productos pdf.exe
Size

699KB
MD5

cc5c2b3057f88a883d66e4eafbd490fb
SHA1

2bc47a06e4a11179b849c691855e92f198c1bbaf
SHA256

9372a7e70b9dfa9ada0e0a5b976c3e2e370700b512bb6d6989ddd64a638de899
SHA512

04889791ccc4545d3d0069548113f40adb18a6de827a7889ed3beadd68c86c0e639ce5079a45f373a0fe7c0f288698297d957cc1c0f3ce14222f40c49ec65b6b

Score

10^/10

formbook n7ak rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3440-119-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/3740-126-0x0000000003140000-0x000000000316E000-memory.dmp	formbook

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.exenetsh.exe

description	pid	process	target process
PID 3440 set thread context of 3028	3440	logagent.exe	Explorer.EXE
PID 3740 set thread context of 3028	3740	netsh.exe	Explorer.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

logagent.exenetsh.exe

pid	process
3440	logagent.exe
3440	logagent.exe
3440	logagent.exe
3440	logagent.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe
3740	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3028 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

logagent.exenetsh.exe

pid process

3440 logagent.exe
3440 logagent.exe
3440 logagent.exe
3740 netsh.exe
3740 netsh.exe

pid	process
3028	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

logagent.exenetsh.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3440	logagent.exe
Token: SeDebugPrivilege	3740	netsh.exe
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE
Token: SeShutdownPrivilege	3028	Explorer.EXE
Token: SeCreatePagefilePrivilege	3028	Explorer.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE
3028 Explorer.EXE

pid	process
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE
3028	Explorer.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

pedido de muestras de productos pdf.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 4016 wrote to memory of 3440	4016	pedido de muestras de productos pdf.exe	logagent.exe
PID 3028 wrote to memory of 3740	3028	Explorer.EXE	netsh.exe
PID 3028 wrote to memory of 3740	3028	Explorer.EXE	netsh.exe
PID 3028 wrote to memory of 3740	3028	Explorer.EXE	netsh.exe
PID 3740 wrote to memory of 588	3740	netsh.exe	cmd.exe
PID 3740 wrote to memory of 588	3740	netsh.exe	cmd.exe
PID 3740 wrote to memory of 588	3740	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3028

C:\Users\Admin\AppData\Local\Temp\pedido de muestras de productos pdf.exe
"C:\Users\Admin\AppData\Local\Temp\pedido de muestras de productos pdf.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4016

C:\Windows\SysWOW64\logagent.exe
C:\Windows\System32\logagent.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3440

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3740

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
3⤵
PID:588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/588-127-0x0000000000000000-mapping.dmp

Download
memory/3028-122-0x0000000005420000-0x00000000055C3000-memory.dmp

Filesize
1.6MB

Download
memory/3028-129-0x00000000055D0000-0x00000000056EC000-memory.dmp

Filesize
1.1MB

Download
memory/3440-120-0x0000000005160000-0x0000000005480000-memory.dmp

Filesize
3.1MB

Download
memory/3440-119-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/3440-121-0x00000000050D0000-0x00000000050E4000-memory.dmp

Filesize
80KB

Download
memory/3440-118-0x00000000030D0000-0x00000000030D1000-memory.dmp

Filesize
4KB

Download
memory/3440-117-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/3440-116-0x0000000000000000-mapping.dmp

Download
memory/3740-123-0x0000000000000000-mapping.dmp

Download
memory/3740-125-0x00000000033F0000-0x0000000003710000-memory.dmp

Filesize
3.1MB

Download
memory/3740-124-0x0000000000A00000-0x0000000000A1E000-memory.dmp

Filesize
120KB

Download
memory/3740-126-0x0000000003140000-0x000000000316E000-memory.dmp

Filesize
184KB

Download
memory/3740-128-0x00000000037B0000-0x0000000003843000-memory.dmp

Filesize
588KB

Download
memory/4016-114-0x0000000000510000-0x0000000000511000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads