formbook | 1b21bf525993b2b88806225746546439bb83c2e14061b96549b97f486fdac241

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2024 16:05

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General

Target

18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
Size

346KB
MD5

18675bbfe27a96c3e8e535c98abcade3
SHA1

e8b0bba34a3da2e7b66c6a9eb85ef5bcd85b6dd8
SHA256

1b21bf525993b2b88806225746546439bb83c2e14061b96549b97f486fdac241
SHA512

12660d7129bbbf4dbf2fb4b93c13a45e7287b4b095e2a3ac81f264cf35bc93ac1e4efc2781bbb53794ef3431639326b5ddee93e7bf379e833ef74cd0b10ca920
SSDEEP

6144:4aBzukSHPYKBWaBqVQ4JQO8JBCciwfHGgGovnG:B65HSaB8Q4Jt8JfiC/G

Score

10^/10

formbook yo agilenet rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

Decoy

creditformula.net

marketingwo.com

xn--w9q221mxha.com

mandanudes.com

dignity.exchange

outdooreveryday.com

legalandmedicaltranslations.com

grassrootsheals.com

voranado.com

thedayofficial.com

xn--6cs32cp56d.com

paketwisata.info

2b.church

konzerthausmuc.com

analytics-scanner.com

bodyperceptiontreatment.com

katyastan.com

ldede.win

eqy7g0.win

ewyurija.win

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/3100-10-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/4136-6-0x00000000053A0000-0x00000000053B4000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

Processes:

18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

description	pid	process	target process
PID 4136 set thread context of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

pid process

3100 18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
3100 18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 4136 18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

pid	process
3100	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
3100	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

description	pid	process	target process
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
PID 4136 wrote to memory of 3100	4136	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe	18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4136

C:\Users\Admin\AppData\Local\Temp\18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\18675bbfe27a96c3e8e535c98abcade3_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3100

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3700 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:4308

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3100-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3100-13-0x0000000001160000-0x00000000014AA000-memory.dmp

Filesize
3.3MB

Download
memory/4136-6-0x00000000053A0000-0x00000000053B4000-memory.dmp

Filesize
80KB

Download
memory/4136-3-0x0000000005110000-0x00000000051A2000-memory.dmp

Filesize
584KB

Download
memory/4136-4-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4136-5-0x00000000050B0000-0x00000000050BA000-memory.dmp

Filesize
40KB

Download
memory/4136-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/4136-7-0x00000000067E0000-0x000000000687C000-memory.dmp

Filesize
624KB

Download
memory/4136-8-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/4136-9-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4136-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

Filesize
5.6MB

Download
memory/4136-12-0x0000000074BF0000-0x00000000753A0000-memory.dmp

Filesize
7.7MB

Download
memory/4136-1-0x0000000000690000-0x00000000006F0000-memory.dmp

Filesize
384KB

Download