formbook | c1642e852cbd05c9b81a47da6364c33cfab34c88eb5487d5e9b39568439a09ca

General

Target

6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe
Size

873KB
MD5

b982805529ddd169f025e4f5897ffbb4
SHA1

c9bede65491464226dc4bd769a8a926d9a0fa178
SHA256

6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69
SHA512

b656fbe4bee42acc24d094bfa052c9e0b72741dcf9a03fb6161bd21f2f06bb15121f370774530ccee7aff6850fe279d431654610b40226aa2e851b9d2eeda1d7
SSDEEP

12288:L5MTdaVo0smtiK5oyZJnBfPjLR0lUExUEycWuJ2kIO7F9QK:ng+FoelPjtCx9Pfc/O7FOK

Score

10^/10

formbook t052 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t052

Decoy

droogskateboards.com

royalspowersolution.com

lifebestmoves.com

rimpasac.com

crndhwv.icu

younggunrecords.com

rtdentalstaffing.com

2ktea.com

aiheim.com

cyberledger360.com

chrgo.com

1-alnafrica.com

reignbowssparkle.com

theexecutivestudio.com

stevebana.xyz

adenisikmerkezi.com

ralfboehm.com

chiyuedianzi.com

mjgqw.com

isiswilkinson.com

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2720-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2720-15-0x0000000000850000-0x0000000000B53000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2956 set thread context of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31

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	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe
2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe
2720	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31
PID 2956 wrote to memory of 2720	2956	6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe	31

C:\Users\Admin\AppData\Local\Temp\6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe
"C:\Users\Admin\AppData\Local\Temp\6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Users\Admin\AppData\Local\Temp\6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe
  "C:\Users\Admin\AppData\Local\Temp\6f4d39877281023ce9f36605ca14cc9a2bd3583fc65f8ac148753795b980cc69.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2720

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/2720-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-15-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/2720-14-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/2720-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-3-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2956-7-0x0000000000EE0000-0x0000000000F1E000-memory.dmp

Filesize
248KB

Download
memory/2956-6-0x0000000005170000-0x00000000051E2000-memory.dmp

Filesize
456KB

Download
memory/2956-5-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2956-4-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/2956-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/2956-13-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2956-2-0x0000000000940000-0x0000000000962000-memory.dmp

Filesize
136KB

Download
memory/2956-1-0x0000000001180000-0x0000000001260000-memory.dmp

Filesize
896KB

Download

Analysis

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