formbook | 1e9b2dab23e487f9f8442ab474b4ec7b56d5bbeca861d37c936a6bbbe2e84bdb

General

Target

DHL Invoice Details_pdf.exe
Size

828KB
MD5

384579444926fb62ca870190509ec096
SHA1

818529123f2462098799b6c4dc4aeadda6c170ef
SHA256

1e9b2dab23e487f9f8442ab474b4ec7b56d5bbeca861d37c936a6bbbe2e84bdb
SHA512

ac05a72fc5d0d1254e67c99ccac8673b823aaa98051f69d4b4f84f42eae00ba4acece648fd232e1e80958af3f1dd200358a02c33384d53271d9b1d76ae28a43a
SSDEEP

12288:NwjAs0BRyNr08FI6LouQMQaMjoHmS8A/K17TQoLi8ILTcs/:NwjAs0BROk1kmS897koLi8IH

Score

10^/10

formbook d10a rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d10a

Decoy

tprgamesslot.com

1wautomarketing.shop

jnfc.bar

reelestate.info

coolvenead.buzz

am2pmconstruction.com

casasbh-digital.com

kmzu.info

magabestonline.com

evdirect.net

utaxi.app

gamemakr.tech

klsxofficial.com

qfaw.mom

bwchosting.com

joseli.xyz

carnelianintimates.com

manarnews.site

axacpe.click

pinupmeals.click

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3580-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3580-141-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4908-147-0x0000000000C30000-0x0000000000C5F000-memory.dmp	formbook
behavioral2/memory/4908-152-0x0000000000C30000-0x0000000000C5F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3216 set thread context of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3580 set thread context of 2560	3580	DHL Invoice Details_pdf.exe	11
PID 4908 set thread context of 2560	4908	msiexec.exe	11

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
3580	DHL Invoice Details_pdf.exe
3580	DHL Invoice Details_pdf.exe
3580	DHL Invoice Details_pdf.exe
3580	DHL Invoice Details_pdf.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe
4908	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2560	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3580	DHL Invoice Details_pdf.exe
3580	DHL Invoice Details_pdf.exe
3580	DHL Invoice Details_pdf.exe
4908	msiexec.exe
4908	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3580	DHL Invoice Details_pdf.exe
Token: SeDebugPrivilege	4908	msiexec.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 3216 wrote to memory of 3580	3216	DHL Invoice Details_pdf.exe	91
PID 2560 wrote to memory of 4908	2560	Explorer.EXE	92
PID 2560 wrote to memory of 4908	2560	Explorer.EXE	92
PID 2560 wrote to memory of 4908	2560	Explorer.EXE	92
PID 4908 wrote to memory of 1496	4908	msiexec.exe	93
PID 4908 wrote to memory of 1496	4908	msiexec.exe	93
PID 4908 wrote to memory of 1496	4908	msiexec.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Users\Admin\AppData\Local\Temp\DHL Invoice Details_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL Invoice Details_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Users\Admin\AppData\Local\Temp\DHL Invoice Details_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Invoice Details_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3580
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\DHL Invoice Details_pdf.exe"
    3⤵
    PID:1496

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2560-153-0x00000000030C0000-0x00000000031B7000-memory.dmp

Filesize
988KB

Download
memory/2560-151-0x00000000030C0000-0x00000000031B7000-memory.dmp

Filesize
988KB

Download
memory/2560-144-0x00000000080E0000-0x0000000008242000-memory.dmp

Filesize
1.4MB

Download
memory/3216-132-0x00000000009D0000-0x0000000000AA6000-memory.dmp

Filesize
856KB

Download
memory/3216-133-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/3216-134-0x0000000005430000-0x00000000054C2000-memory.dmp

Filesize
584KB

Download
memory/3216-135-0x00000000055E0000-0x00000000055EA000-memory.dmp

Filesize
40KB

Download
memory/3216-136-0x000000000CEA0000-0x000000000CF3C000-memory.dmp

Filesize
624KB

Download
memory/3216-137-0x000000000CF40000-0x000000000CFA6000-memory.dmp

Filesize
408KB

Download
memory/3580-143-0x0000000001550000-0x0000000001565000-memory.dmp

Filesize
84KB

Download
memory/3580-142-0x0000000001C20000-0x0000000001F6A000-memory.dmp

Filesize
3.3MB

Download
memory/3580-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3580-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4908-146-0x0000000000630000-0x0000000000642000-memory.dmp

Filesize
72KB

Download
memory/4908-147-0x0000000000C30000-0x0000000000C5F000-memory.dmp

Filesize
188KB

Download
memory/4908-148-0x0000000002BC0000-0x0000000002F0A000-memory.dmp

Filesize
3.3MB

Download
memory/4908-150-0x0000000002A40000-0x0000000002AD4000-memory.dmp

Filesize
592KB

Download
memory/4908-152-0x0000000000C30000-0x0000000000C5F000-memory.dmp

Filesize
188KB

Download

Analysis

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