formbook | 85b16ccd1d3e8c27eab6c704db4c5d66b0bf92b425b509d93b5d7a97e6ced242

General

Target

faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe
Size

716KB
MD5

faa3989b7d9f646b33c0766e961588d7
SHA1

8cf06215e8fcc8c924fff53932c12a7ba8e51f18
SHA256

85b16ccd1d3e8c27eab6c704db4c5d66b0bf92b425b509d93b5d7a97e6ced242
SHA512

069ecbe76e92b8af5380a86b6297a39cc2e8378079083a620fc423cfb201dcb52a1a57b30c09c605dfc3e91a36b0fc0e883e82c0282863e17ed2250ccaec4779
SSDEEP

12288:8LAW48eZZjNOahLCgtQTaiqy1fbRAxegZ+esTCm:8L3eZjNOaBcTCKfbmxA2m

Score

10^/10

formbook a1 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

a1

Decoy

imissalis.com

quratedcollection2017.com

sbb120.com

023xykj.com

yurdental.com

pinnaclementors.com

gettingbeeshome.com

culturalytics.com

projectsweatexperience.com

lyljk.com

lamaketang.com

sosaclean.com

justcallhome.net

showdeofertasnet.com

laruta93.com

want-to.date

htxconstructionconsulting.com

orangegroupcr.com

nguyenquyetdinh.com

ghostmonarch.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/4880-25-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4732 set thread context of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89

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	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4880	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe
4880	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89
PID 4732 wrote to memory of 4880	4732	faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Users\Admin\AppData\Local\Temp\faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\faa3989b7d9f646b33c0766e961588d7_JaffaCakes118.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4880

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/4732-12-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/4732-19-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/4732-0-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/4732-7-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/4732-6-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/4732-5-0x00000000023B0000-0x00000000023B1000-memory.dmp

Filesize
4KB

Download
memory/4732-4-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/4732-3-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/4732-2-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/4732-9-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/4732-10-0x0000000002440000-0x0000000002442000-memory.dmp

Filesize
8KB

Download
memory/4732-11-0x0000000002400000-0x0000000002401000-memory.dmp

Filesize
4KB

Download
memory/4732-8-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/4732-18-0x0000000002420000-0x0000000002421000-memory.dmp

Filesize
4KB

Download
memory/4732-21-0x0000000002350000-0x0000000002392000-memory.dmp

Filesize
264KB

Download
memory/4732-16-0x0000000002470000-0x0000000002471000-memory.dmp

Filesize
4KB

Download
memory/4732-15-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/4732-14-0x0000000002410000-0x0000000002411000-memory.dmp

Filesize
4KB

Download
memory/4732-13-0x0000000002450000-0x0000000002451000-memory.dmp

Filesize
4KB

Download
memory/4732-1-0x0000000002350000-0x0000000002392000-memory.dmp

Filesize
264KB

Download
memory/4732-20-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/4732-17-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download
memory/4732-23-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/4732-22-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/4732-28-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/4880-25-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4880-30-0x0000000000AD0000-0x0000000000E1A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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