formbook | 3a51eb4e3b0be0fd50363c315034e76bfbdc34df9d5d5fdeefa54fe2d583b686

Analysis

max time kernel
134s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-08-2024 12:57

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General

Target

c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
Size

268KB
MD5

c30b28bb996032492725ea9782724baa
SHA1

dff6fc80b3d0a6862332a2c359d5a151746ae6c9
SHA256

3a51eb4e3b0be0fd50363c315034e76bfbdc34df9d5d5fdeefa54fe2d583b686
SHA512

adb82caf6e3e5e08118f7520a04f75555916f7a1198512a45b28dd0a03542400be18b6b0b2fd4e6fa1a7536c680b80b482755fddb5a0e0f213a08bbb37bc2cd3
SSDEEP

6144:dDCiPKgSAKxvKsYxCGwACPPUqL+/1+t62v5EoXwsRCn:YjyKxvKsYEoCPMy+/52E

Score

10^/10

formbook ch20 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.7

Campaign

ch20

Decoy

ddcmt.com

dog-and-co.com

samsmarketinglifesyle.com

restoremyceiling.net

ecole-populaire-eqilibre.com

180pe.com

epitomeabbbulldogs.com

kanatciaga.com

netgociosweb.com

zurisgo.com

those.ltd

kidshelp1.com

938009.com

tjjjfy.com

deverandercoach.com

melbourneai.net

northwesternbagco.com

naso360.com

capetownvodka.com

im-age.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/1204-3-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1140 set thread context of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1204	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
1204	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95
PID 1140 wrote to memory of 1204	1140	c30b28bb996032492725ea9782724baa_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c30b28bb996032492725ea9782724baa_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Users\Admin\AppData\Local\Temp\c30b28bb996032492725ea9782724baa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c30b28bb996032492725ea9782724baa_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1140-2-0x0000000077201000-0x0000000077321000-memory.dmp

Filesize
1.1MB

Download
memory/1140-4-0x0000000077201000-0x0000000077321000-memory.dmp

Filesize
1.1MB

Download
memory/1204-3-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

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