formbook | 31c3df5957f6eb0398f72aec9d8609f6a55da6f4051ea103f53999845efc93de

Analysis

max time kernel
134s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-08-2024 14:29

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General

Target

c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe
Size

484KB
MD5

c709725aada3a8083acb5cf6e6f485b1
SHA1

3d16d5b14543524b230fece39cea76157a2247e6
SHA256

31c3df5957f6eb0398f72aec9d8609f6a55da6f4051ea103f53999845efc93de
SHA512

cade4d3b4370432707bff79baee3e3592bf31696229590b90f636cdb7e7fdeabc92412ec85ad4527fb23682dcf695bf3310c46be7ca9b7ff0d3342778abba0b8
SSDEEP

12288:qOX7sE8V2V6z9q5Q6r/cS5eod/dTO5dGmxDrH3V3:qOL+2E0u6rHHR6dGmxPV

Score

10^/10

formbook ph discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

Decoy

arjonacollection.net

autosvilarasau.seat

abetterupdating.online

srilankatravelcompany.com

hvcfa.info

carifilnews-events.com

zer0daylab.com

mirrorxr.com

nextdealworld.com

josiediscounts.com

321tao.com

bjcnganjixk4.com

retain.ltd

lindasavon.com

nhra-go.com

beautifide.info

pelatihanukm.com

verim.site

sytxhl.com

tombrady.agency

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/1600-10-0x00000000003C0000-0x00000000003EA000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	1600	WerFault.exe	98

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	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98
PID 2904 wrote to memory of 1600	2904	c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c709725aada3a8083acb5cf6e6f485b1_JaffaCakes118.exe"
  2⤵
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 184
    3⤵
    - Program crash
    PID:2456

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 --field-trial-handle=4448,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:8
1⤵
PID:1452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1600 -ip 1600
1⤵
PID:4572

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

Replay Monitor

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Downloads

memory/1600-10-0x00000000003C0000-0x00000000003EA000-memory.dmp

Filesize
168KB

Download
memory/2904-0-0x000000007525E000-0x000000007525F000-memory.dmp

Filesize
4KB

Download
memory/2904-1-0x0000000000F60000-0x0000000000FE2000-memory.dmp

Filesize
520KB

Download
memory/2904-2-0x0000000006050000-0x00000000065F4000-memory.dmp

Filesize
5.6MB

Download
memory/2904-3-0x00000000059B0000-0x0000000005A42000-memory.dmp

Filesize
584KB

Download
memory/2904-4-0x0000000005A50000-0x0000000005A5A000-memory.dmp

Filesize
40KB

Download
memory/2904-5-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2904-6-0x0000000007010000-0x00000000070AC000-memory.dmp

Filesize
624KB

Download
memory/2904-7-0x0000000006030000-0x0000000006046000-memory.dmp

Filesize
88KB

Download
memory/2904-12-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download