formbook | cba13febcc8a22b7d10f84d29e4b9c596796f4fb158c4ad9318deb5c822af13e

Analysis

max time kernel
120s
max time network
132s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-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 2 IoCs

rat

resource	yara_rule
behavioral1/memory/1140-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1140-15-0x0000000000AF0000-0x0000000000DF3000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2388	05a5c81fdc977faa60cdd7914e543316.exe
2388	05a5c81fdc977faa60cdd7914e543316.exe
1140	05a5c81fdc977faa60cdd7914e543316.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2388	05a5c81fdc977faa60cdd7914e543316.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2680	2388	05a5c81fdc977faa60cdd7914e543316.exe	30
PID 2388 wrote to memory of 2680	2388	05a5c81fdc977faa60cdd7914e543316.exe	30
PID 2388 wrote to memory of 2680	2388	05a5c81fdc977faa60cdd7914e543316.exe	30
PID 2388 wrote to memory of 2680	2388	05a5c81fdc977faa60cdd7914e543316.exe	30
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31
PID 2388 wrote to memory of 1140	2388	05a5c81fdc977faa60cdd7914e543316.exe	31

C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe
"C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe
  "{path}"
  2⤵
  PID:2680
- C:\Users\Admin\AppData\Local\Temp\05a5c81fdc977faa60cdd7914e543316.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1140

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1140-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1140-15-0x0000000000AF0000-0x0000000000DF3000-memory.dmp

Filesize
3.0MB

Download
memory/1140-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1140-14-0x0000000000AF0000-0x0000000000DF3000-memory.dmp

Filesize
3.0MB

Download
memory/1140-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1140-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2388-6-0x0000000005410000-0x00000000054B0000-memory.dmp

Filesize
640KB

Download
memory/2388-7-0x00000000007E0000-0x0000000000830000-memory.dmp

Filesize
320KB

Download
memory/2388-0-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-13-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-5-0x0000000004E70000-0x0000000004EB0000-memory.dmp

Filesize
256KB

Download
memory/2388-4-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2388-3-0x00000000001E0000-0x00000000001E8000-memory.dmp

Filesize
32KB

Download
memory/2388-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

Filesize
256KB

Download
memory/2388-1-0x0000000000A40000-0x0000000000AEA000-memory.dmp

Filesize
680KB

Download