formbook | f740610774f6f97c82a45cdb50f0bec8f98e4e7dc7d26d9ab097c35b3a92bee6

General

Target

DHL Notification_pdf.exe
Size

836KB
MD5

235408aa1ab6134b378246f863f0b305
SHA1

79683e71665009f608176c5dda986cf5fe79313c
SHA256

f740610774f6f97c82a45cdb50f0bec8f98e4e7dc7d26d9ab097c35b3a92bee6
SHA512

d22e0eb36032d26e1ea42f51669c6db24355b91ba2d543488b28de5359915378e726a8ab991db76230f54f719b420629063324db39136b74ac77c7648d3f3ba0
SSDEEP

12288:UcVxepxE+ZhbKodRLRkW2LkKQmndPN7jmaxgKZ/nXt7virmWhlGLaQYI:vvcbXbbLRkWSv1

Score

10^/10

formbook j17j rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

j17j

Decoy

playphf.live

solarthinfilmtec.com

gdhaoshan.com

posh-designs.com

369andrewst.com

doverupblications.com

hengshangmei.com

decungo.com

checksinthemaiil.com

4localde.com

wetakeoveryourhousepayments.com

overcharge-center.com

mmmmmboulder.com

almaszarrin.net

enterpriseturkey.com

lanierfurniture.com

lhzb726-gw021.vip

onuiol.com

dmitrytodosyev.com

117uuu.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4128-138-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4128-144-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2484-147-0x0000000000940000-0x000000000096F000-memory.dmp	formbook
behavioral2/memory/2484-151-0x0000000000940000-0x000000000096F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

DHL Notification_pdf.exeDHL Notification_pdf.exenetsh.exe

description	pid	process	target process
PID 1396 set thread context of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 4128 set thread context of 764	4128	DHL Notification_pdf.exe	Explorer.EXE
PID 2484 set thread context of 764	2484	netsh.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 38 IoCs

Processes:

DHL Notification_pdf.exenetsh.exe

pid	process
4128	DHL Notification_pdf.exe
4128	DHL Notification_pdf.exe
4128	DHL Notification_pdf.exe
4128	DHL Notification_pdf.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe
2484	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

764 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DHL Notification_pdf.exenetsh.exe

pid process

4128 DHL Notification_pdf.exe
4128 DHL Notification_pdf.exe
4128 DHL Notification_pdf.exe
2484 netsh.exe
2484 netsh.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DHL Notification_pdf.exenetsh.exe

description pid process

Token: SeDebugPrivilege 4128 DHL Notification_pdf.exe
Token: SeDebugPrivilege 2484 netsh.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

764 Explorer.EXE

pid	process
764	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4128	DHL Notification_pdf.exe
Token: SeDebugPrivilege	2484	netsh.exe

pid	process
764	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

DHL Notification_pdf.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1396 wrote to memory of 4128	1396	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 764 wrote to memory of 2484	764	Explorer.EXE	netsh.exe
PID 764 wrote to memory of 2484	764	Explorer.EXE	netsh.exe
PID 764 wrote to memory of 2484	764	Explorer.EXE	netsh.exe
PID 2484 wrote to memory of 3404	2484	netsh.exe	cmd.exe
PID 2484 wrote to memory of 3404	2484	netsh.exe	cmd.exe
PID 2484 wrote to memory of 3404	2484	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:764

C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1396

C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4128

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:2484

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
3⤵
PID:3404

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/764-142-0x0000000008790000-0x0000000008939000-memory.dmp

Filesize
1.7MB

Download
memory/764-152-0x0000000002D70000-0x0000000002E14000-memory.dmp

Filesize
656KB

Download
memory/764-150-0x0000000002D70000-0x0000000002E14000-memory.dmp

Filesize
656KB

Download
memory/1396-133-0x00000000058C0000-0x0000000005E64000-memory.dmp

Filesize
5.6MB

Download
memory/1396-134-0x0000000005210000-0x00000000052A2000-memory.dmp

Filesize
584KB

Download
memory/1396-135-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/1396-136-0x0000000007890000-0x000000000792C000-memory.dmp

Filesize
624KB

Download
memory/1396-132-0x00000000007C0000-0x0000000000898000-memory.dmp

Filesize
864KB

Download
memory/2484-148-0x0000000001620000-0x000000000196A000-memory.dmp

Filesize
3.3MB

Download
memory/2484-143-0x0000000000000000-mapping.dmp

Download
memory/2484-146-0x0000000001600000-0x000000000161E000-memory.dmp

Filesize
120KB

Download
memory/2484-147-0x0000000000940000-0x000000000096F000-memory.dmp

Filesize
188KB

Download
memory/2484-149-0x0000000001440000-0x00000000014D4000-memory.dmp

Filesize
592KB

Download
memory/2484-151-0x0000000000940000-0x000000000096F000-memory.dmp

Filesize
188KB

Download
memory/3404-145-0x0000000000000000-mapping.dmp

Download
memory/4128-141-0x0000000001480000-0x0000000001495000-memory.dmp

Filesize
84KB

Download
memory/4128-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4128-139-0x0000000001990000-0x0000000001CDA000-memory.dmp

Filesize
3.3MB

Download
memory/4128-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4128-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads