formbook | f018d2a3fed9a8a2a93aa145a931d71e7a3ccb400f8c6c4bd9767584ee15f18f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
10-08-2024 06:07

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General

Target

850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe
Size

268KB
MD5

850cc1c75063ca92d970aa3013a3402c
SHA1

6a4056de057bb0c797fb81d239080376489c6d19
SHA256

f018d2a3fed9a8a2a93aa145a931d71e7a3ccb400f8c6c4bd9767584ee15f18f
SHA512

41433d8c8d8ab64aa31c7f32d67e2f35d491b67d718a308b5b58c599689d634696b5f6f0b4093e68e65a5899e2c0046b6d8bc24684f40f92f99f5f3fcf252a48
SSDEEP

6144:3c+h6TZfrgYGczjWRc3UXEkc6RIgTXDuJiAW589RyI+i:1qMYZW3jcGIMXCJ5W5qER

Score

10^/10

formbook ch22 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.7

Campaign

ch22

Decoy

zexiyikang.com

diniharidinar.com

mgiuj.com

marunoco.com

webdownloadmanager.com

jiachuangkegongmao.com

markoemosy.online

coreroles.com

victoryautoserviice.com

jlsichuang.com

lllgxu.info

webdesignexperts.today

escolajaumevicensvives.cat

libbeyiran.com

musikanlage-vergleich.online

partners4solutions.com

makrobet529.com

entenmanns120birthday.com

jianyelvcai.com

deltaschilders.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
behavioral1/memory/2060-2-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30

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	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2060	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe
2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe
2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30
PID 2392 wrote to memory of 2060	2392	850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\850cc1c75063ca92d970aa3013a3402c_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:2392
- C:\Users\Admin\AppData\Local\Temp\850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\850cc1c75063ca92d970aa3013a3402c_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2060

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/2060-2-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

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