formbook | cba13febcc8a22b7d10f84d29e4b9c596796f4fb158c4ad9318deb5c822af13e

Analysis

max time kernel
142s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:30

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General

Target

05a5c81fdc977faa60cdd7914e543316.exe
Size

660KB
MD5

05a5c81fdc977faa60cdd7914e543316
SHA1

a6dab7def82d613ac9657f97feae55c1c87d8c8e
SHA256

cba13febcc8a22b7d10f84d29e4b9c596796f4fb158c4ad9318deb5c822af13e
SHA512

6d1e4de25d1f4c86fc394f06cdb9b5773a3f8bfbf32c532e647833a5e5808df701c717ab2cd2e14123966f52ed097abac45f8e36975bde4449d79a33fc4d79b8
SSDEEP

12288:1Dp+gczyhNSvRbBQHR4qz91hI0zSaNsvz+yuWDVId21NaI+E8tyvXddM+5vRmZQc:edX5p/qA6BBVTu6Np8z1

Score

10^/10

formbook dsnr rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dsnr

Decoy

nilbahis9.com

sport-streamhd.com

lewislegacyinvestments.com

tradingimpulse.com

robincharity.com

20200856meanathing.space

xzklzl.com

raenina.com

ohmygreet.com

xw-bj.com

redevelopment38subhashnagar.com

whadsrm.icu

asiandiasporas.com

legaleum.com

rebelmum.com

kulovic.com

odfjelloceanwind.com

heritageassisted.care

dexterragroup.net

twelvefortyfive.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1856-10-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3240 set thread context of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1856	05a5c81fdc977faa60cdd7914e543316.exe
1856	05a5c81fdc977faa60cdd7914e543316.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104
PID 3240 wrote to memory of 1856	3240	05a5c81fdc977faa60cdd7914e543316.exe	104

C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe
"C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1856

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1856-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1856-13-0x00000000014D0000-0x000000000181A000-memory.dmp

Filesize
3.3MB

Download
memory/3240-6-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/3240-3-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/3240-5-0x0000000005130000-0x00000000051C2000-memory.dmp

Filesize
584KB

Download
memory/3240-4-0x0000000004F00000-0x0000000004F08000-memory.dmp

Filesize
32KB

Download
memory/3240-0-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/3240-7-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/3240-8-0x00000000057B0000-0x0000000005850000-memory.dmp

Filesize
640KB

Download
memory/3240-9-0x0000000007CD0000-0x0000000007D20000-memory.dmp

Filesize
320KB

Download
memory/3240-2-0x00000000004B0000-0x000000000055A000-memory.dmp

Filesize
680KB

Download
memory/3240-12-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/3240-1-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download