formbook | 7c1c972f058bd07c1b40b438e02744508eebbc081ecedbf9a530fee20bce4475

General

Target

JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
Size

465KB
MD5

ea525b4bd2b17625c41dae5a5ace5443
SHA1

f09a072f32cb7228ce218de73a54cbf1b9665476
SHA256

7c1c972f058bd07c1b40b438e02744508eebbc081ecedbf9a530fee20bce4475
SHA512

5ff381b1fec3027fe53b19f2f42af446482e5a60b04e8e6f64938d229a718d1d04153c0cb51ebe428add7821dde42c552568733b80fd848b5dddaf2e87675158
SSDEEP

12288:4xqYGKTd2BX88USFRszOIHy6LrrIs8hkM1E:WqKTd25UKk5LrIw

Score

10^/10

formbook h0gd discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h0gd

Decoy

hispansud.com

sanslisin156.com

izmediajo.com

fukugyo-kuchicomi.net

zjzmkj.net

powerupinnovations.com

unigradecuracao.net

inspirasimagz.com

isaacnqwilliams.store

john316graphics.net

wcparadise.net

trejoblanco.com

100x100cultura.com

beedivinehomedecor.com

polant.xyz

ascrete.com

www23855.com

emmagx.com

rekotalent.biz

fersamultiservicios.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1464-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4712 set thread context of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93

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	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
1464	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
1464	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 4372	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	91
PID 4712 wrote to memory of 4372	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	91
PID 4712 wrote to memory of 4372	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	91
PID 4712 wrote to memory of 4700	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	92
PID 4712 wrote to memory of 4700	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	92
PID 4712 wrote to memory of 4700	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	92
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93
PID 4712 wrote to memory of 1464	4712	JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe	93

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe"
  2⤵
  PID:4372
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe"
  2⤵
  PID:4700
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea525b4bd2b17625c41dae5a5ace5443.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1464-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1464-14-0x0000000001090000-0x00000000013DA000-memory.dmp

Filesize
3.3MB

Download
memory/4712-6-0x000000000A1D0000-0x000000000A26C000-memory.dmp

Filesize
624KB

Download
memory/4712-3-0x00000000050D0000-0x0000000005162000-memory.dmp

Filesize
584KB

Download
memory/4712-4-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download
memory/4712-5-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/4712-0-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/4712-7-0x0000000005D00000-0x0000000005D0E000-memory.dmp

Filesize
56KB

Download
memory/4712-8-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/4712-9-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/4712-10-0x000000000A5A0000-0x000000000A5F8000-memory.dmp

Filesize
352KB

Download
memory/4712-2-0x00000000055E0000-0x0000000005B84000-memory.dmp

Filesize
5.6MB

Download
memory/4712-13-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/4712-1-0x0000000000650000-0x00000000006CC000-memory.dmp

Filesize
496KB

Download

Analysis

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