formbook | ddcee2fa36f568c004181f3d91b4b75eeb935a28e9b5a3d32d1c0fd78be4fa70

General

Target

JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
Size

483KB
MD5

43185ba5682dbd5b9a4aeefd052f2ba7
SHA1

9fb2ca5d4998c28ed9637e7f8c62e001a4a262d1
SHA256

ddcee2fa36f568c004181f3d91b4b75eeb935a28e9b5a3d32d1c0fd78be4fa70
SHA512

b7f148d97395b0ad4ba5dc0166d6e0c15df1514763a367c5518f0df771b64dee9f411a9bc295acec0a07b27d58d639704488a2c93531c5f34fa227449aba2ad0
SSDEEP

6144:fYG1f456Uqd2GhNAqwisAnIikwTc0gIlokyp3I5a5Kx81wHadqMWp/19SORt:QhAUi2iNA1AIikNqp15anwHadZWTL

Score

10^/10

formbook jy0b discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jy0b

Decoy

lamejorimagen.com

mykabukibrush.com

modgon.com

barefoottherapeutics.com

shimpeg.net

trade-sniper.com

chiangkhancityhotel.com

joblessmoni.club

stespritsubways.com

chico-group.com

nni8.xyz

searchtypically.online

jobsyork.com

bestsales-crypto.com

iqmarketing.info

bullcityphotobooths.com

fwssc.icu

1oc87s.icu

usdiesel.xyz

secrets2optimumnutrition.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/4672-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2364 set thread context of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101

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_43185ba5682dbd5b9a4aeefd052f2ba7.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
4672	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
4672	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2604	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	99
PID 2364 wrote to memory of 2604	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	99
PID 2364 wrote to memory of 2604	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	99
PID 2364 wrote to memory of 5096	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	100
PID 2364 wrote to memory of 5096	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	100
PID 2364 wrote to memory of 5096	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	100
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101
PID 2364 wrote to memory of 4672	2364	JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe	101

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
  2⤵
  PID:2604
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
  2⤵
  PID:5096
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43185ba5682dbd5b9a4aeefd052f2ba7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4672

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/2364-6-0x0000000005680000-0x000000000568E000-memory.dmp

Filesize
56KB

Download
memory/2364-13-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/2364-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/2364-3-0x0000000005160000-0x00000000051F2000-memory.dmp

Filesize
584KB

Download
memory/2364-5-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/2364-4-0x0000000005240000-0x000000000524A000-memory.dmp

Filesize
40KB

Download
memory/2364-8-0x0000000074FB0000-0x0000000075760000-memory.dmp

Filesize
7.7MB

Download
memory/2364-0-0x0000000074FBE000-0x0000000074FBF000-memory.dmp

Filesize
4KB

Download
memory/2364-1-0x0000000000750000-0x00000000007D0000-memory.dmp

Filesize
512KB

Download
memory/2364-9-0x0000000005F60000-0x0000000005FFC000-memory.dmp

Filesize
624KB

Download
memory/2364-10-0x00000000061A0000-0x00000000061F8000-memory.dmp

Filesize
352KB

Download
memory/2364-7-0x0000000074FBE000-0x0000000074FBF000-memory.dmp

Filesize
4KB

Download
memory/4672-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4672-14-0x0000000000F30000-0x000000000127A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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