formbook | e843a90ec56b0efbd176b3856d811875e24b98ae6fdf77985e1b77916ab4259b

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2023 14:31

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General

Target

SecuriteInfo.com.Win32.WormX-gen.16427.exe
Size

725KB
MD5

55760e2b91466ab94ebe5222c91ffd13
SHA1

64161e5a4919157f5092d8cc33eb0bb013287dc6
SHA256

e843a90ec56b0efbd176b3856d811875e24b98ae6fdf77985e1b77916ab4259b
SHA512

5a364ab6c508464a8416904cabfe22b6389ee8941216e95dbef7d936062a60ce170c17b7af4c9e5b304793f833a849b39fedee310b3e23b9f2cd194c849797e6
SSDEEP

12288:rVni4IyoPEbxmCNLic457U6B7VGj0Kj6LxRwSt3Q2OduwR/TT0BGsFw0cdnCKh:rVgMb4c107f42jwcGuwR30BGyw0clCK

Score

10^/10

formbook gtt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

thesuccessbot.com

rittercivil.com

jt1.fun

d365extension.com

quqoxeq.top

visittworiverswi.com

bfprotienda.com

greenhabitsph.com

ladmere.com

clockboutiques.com

minwart.xyz

xinyuejiancai.online

eggsl.com

fetchingcandles.com

skywatiniya.com

hinkley.news

realityonlineenterprises.com

teamcroissant.com

esfera-pv.ch

herdadedosmontesbastos.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4692-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Win32.WormX-gen.16427.exe

description	pid	process	target process
PID 1444 set thread context of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

SecuriteInfo.com.Win32.WormX-gen.16427.exeSecuriteInfo.com.Win32.WormX-gen.16427.exe

pid	process
1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe
1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe
4692	SecuriteInfo.com.Win32.WormX-gen.16427.exe
4692	SecuriteInfo.com.Win32.WormX-gen.16427.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SecuriteInfo.com.Win32.WormX-gen.16427.exe

description pid process

Token: SeDebugPrivilege 1444 SecuriteInfo.com.Win32.WormX-gen.16427.exe

description	pid	process
Token: SeDebugPrivilege	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

SecuriteInfo.com.Win32.WormX-gen.16427.exe

description	pid	process	target process
PID 1444 wrote to memory of 3196	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 3196	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 3196	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe
PID 1444 wrote to memory of 4692	1444	SecuriteInfo.com.Win32.WormX-gen.16427.exe	SecuriteInfo.com.Win32.WormX-gen.16427.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1444

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe"
2⤵
PID:3196

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.WormX-gen.16427.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4692

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1444-133-0x0000000000A00000-0x0000000000ABC000-memory.dmp

Filesize
752KB

Download
memory/1444-134-0x00000000059D0000-0x0000000005F74000-memory.dmp

Filesize
5.6MB

Download
memory/1444-135-0x00000000054C0000-0x0000000005552000-memory.dmp

Filesize
584KB

Download
memory/1444-136-0x0000000005480000-0x000000000548A000-memory.dmp

Filesize
40KB

Download
memory/1444-137-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/1444-138-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/1444-139-0x00000000071A0000-0x000000000723C000-memory.dmp

Filesize
624KB

Download
memory/4692-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4692-142-0x0000000001A30000-0x0000000001D7A000-memory.dmp

Filesize
3.3MB

Download