formbook | 1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899

General

Target

1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe
Size

588KB
MD5

cc0a03d130918f8d5c8d6b46833967b1
SHA1

35edc921398ba4d5689e5bcced856c0f2d561c70
SHA256

1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899
SHA512

78316ff0363c7cc9cc5dedab407b9dc3394c27eb15fba416a04996f117b473814a808e6847c4c2b779ceaa66f22d843b13b36530e969c675edc1222d76c99873
SSDEEP

12288:2aTdEMYimT/D37YF6oRZyWwJAA9X8gnd7/OKImE3hoTSO3XHL:CMo30pZxwJAA9X8Y/ohoTx37

Score

10^/10

formbook m10i discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m10i

Decoy

rmani.today

ifebork.xyz

randovation.net

itchen-remodeling-65686.bond

himu.world

reverie.net

9038.top

rowahome.live

obility-scooters-63189.bond

iangchunqiu.top

yhd.fun

eniorsforseniors.biz

z9zs2.shop

kkjinni.buzz

22av373vu.autos

allnyy.fun

qst.digital

rcap.info

745.top

earfulabjectshirkwashclothe.cfd

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/2892-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2872	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1852 set thread context of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2892	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe
2872	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2872	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	30
PID 1852 wrote to memory of 2872	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	30
PID 1852 wrote to memory of 2872	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	30
PID 1852 wrote to memory of 2872	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	30
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32
PID 1852 wrote to memory of 2892	1852	1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe	32

C:\Users\Admin\AppData\Local\Temp\1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe
"C:\Users\Admin\AppData\Local\Temp\1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2872
- C:\Users\Admin\AppData\Local\Temp\1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe
  "C:\Users\Admin\AppData\Local\Temp\1d5c6a9f196dc3d9f2e483744d7b872f01a96b8320ce3ffdc66b66542cb7a899.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1852-6-0x0000000004270000-0x00000000042E6000-memory.dmp

Filesize
472KB

Download
memory/1852-1-0x0000000000950000-0x00000000009EA000-memory.dmp

Filesize
616KB

Download
memory/1852-2-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/1852-3-0x00000000004A0000-0x00000000004B0000-memory.dmp

Filesize
64KB

Download
memory/1852-4-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/1852-5-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/1852-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/1852-14-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2892-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2892-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2892-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2892-15-0x00000000009F0000-0x0000000000CF3000-memory.dmp

Filesize
3.0MB

Download

Analysis

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