formbook | 8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451

General

Target

8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
Size

710KB
MD5

19a43363822338c4a87fd7403c43fed4
SHA1

3ba5b289d064adfcb73e92c1444e7b60b7929fa0
SHA256

8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451
SHA512

52a2bfa22e93cc0daee661bc7d6eaf6617ba6da71588a51c163c01703d43aeb4f638d7e986acfcb06d160572af16c7dcd7c4003a8ef2482c3a77cc1a6802a63e
SSDEEP

12288:d11cKNr+u995CVlp1zO0G2EqloCUegenGTGFN1HXPZZFys1aygQGJ:9bCuXiLzO0jloCmeGSFN13PdaQ

Score

10^/10

formbook cr12 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cr12

Decoy

nff1291.com

satyainfra.com

hechiceradeamores.com

jfgminimalist.com

qut68q.com

pedandmore.com

sugardefender24-usa.us

somalse.com

lotusluxecandle.com

certificadobassetpro.com

veryaroma.com

thehistoryofindia.in

33155.cc

terastudy.net

84031.vip

heilsambegegnen.com

horizon-rg.info

junongpei.website

winstons.club

henslotalt.us

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/1108-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 468 set thread context of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	1108	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 468 wrote to memory of 1108	468	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	30
PID 1108 wrote to memory of 2728	1108	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	31
PID 1108 wrote to memory of 2728	1108	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	31
PID 1108 wrote to memory of 2728	1108	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	31
PID 1108 wrote to memory of 2728	1108	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	31

C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
"C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:468
- C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
  "C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 36
    3⤵
    - Program crash
    PID:2728

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/468-6-0x00000000006A0000-0x00000000006AE000-memory.dmp

Filesize
56KB

Download
memory/468-0-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/468-2-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/468-3-0x0000000000650000-0x0000000000666000-memory.dmp

Filesize
88KB

Download
memory/468-4-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/468-5-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/468-1-0x0000000000CE0000-0x0000000000D96000-memory.dmp

Filesize
728KB

Download
memory/468-7-0x00000000006B0000-0x00000000006C0000-memory.dmp

Filesize
64KB

Download
memory/468-15-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/468-8-0x0000000005030000-0x00000000050A6000-memory.dmp

Filesize
472KB

Download
memory/1108-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1108-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1108-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1108-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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