formbook | bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418

General

Target

bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe
Size

753KB
MD5

0a2d4c92a9fcf85e1a8a9083cddd13e5
SHA1

022af44b15b363305ce6dd59c4d91b915c6e827f
SHA256

bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418
SHA512

c36aa65978c8cb7a735de75da82385c50322ef28d737247aebb329ebd3ab522c2464278bd19b23314c872536f269d3d1e7c092171ecabcf1a4d0498062490a28
SSDEEP

12288:zTLdI7cVxnScO5GLOftnkqXGNLou7DstwZelvE7pCmNS8T9VC0ymE:nhI74xnpO5GLOfyqXCLR71eu7pCmNS8G

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/2332-14-0x0000000000400000-0x000000000042F000-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
1856	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2976 set thread context of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33

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	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2332	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe
1856	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1856	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 1856	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	31
PID 2976 wrote to memory of 1856	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	31
PID 2976 wrote to memory of 1856	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	31
PID 2976 wrote to memory of 1856	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	31
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33
PID 2976 wrote to memory of 2332	2976	bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe	33

C:\Users\Admin\AppData\Local\Temp\bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe
"C:\Users\Admin\AppData\Local\Temp\bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976
- 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\bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1856
- C:\Users\Admin\AppData\Local\Temp\bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe
  "C:\Users\Admin\AppData\Local\Temp\bcdb8d2083ae1e7cdf5894bfcf411cdc5e39059971c545e7485544d55c391418.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2332

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/2332-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-16-0x0000000000C50000-0x0000000000F53000-memory.dmp

Filesize
3.0MB

Download
memory/2332-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2332-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-3-0x00000000006C0000-0x00000000006D8000-memory.dmp

Filesize
96KB

Download
memory/2976-6-0x0000000005C20000-0x0000000005C96000-memory.dmp

Filesize
472KB

Download
memory/2976-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2976-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2976-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-15-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-1-0x0000000000B80000-0x0000000000C42000-memory.dmp

Filesize
776KB

Download

Analysis

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