formbook | 47155987c94e0b921887ed3aa2278fb857781238c518fbea52224728b88b0436

General

Target

image003(01-03-23-09-11-24).exe
Size

570KB
MD5

3ad153a9dfa77f9301691953b2d05661
SHA1

ab48904a3f978a17fc74bc11785fb2b3dc2ab8e4
SHA256

47155987c94e0b921887ed3aa2278fb857781238c518fbea52224728b88b0436
SHA512

5b78fc8f38c31d0f228b81718bc54d98214ebb9075532ec4744e457d38e315921da2a705c237535a48d951a5885d459912fce1dff3401ebf6158a593fcf9b9de
SSDEEP

12288:AD7kv3tbsMa/FkR+D1R3dMT2coMQYJVZznMbs:ADopsXK+jiloMtJLznMb

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 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2796-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2796-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2888-21-0x0000000000100000-0x000000000012F000-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
3048	powershell.exe

Deletes itself 1 IoCs

pid	Process
2992	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2168 set thread context of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2796 set thread context of 1192	2796	image003(01-03-23-09-11-24).exe	21
PID 2888 set thread context of 1192	2888	control.exe	21

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 4 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	image003(01-03-23-09-11-24).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2796	image003(01-03-23-09-11-24).exe
2796	image003(01-03-23-09-11-24).exe
3048	powershell.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe
2888	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2796	image003(01-03-23-09-11-24).exe
2796	image003(01-03-23-09-11-24).exe
2796	image003(01-03-23-09-11-24).exe
2888	control.exe
2888	control.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	image003(01-03-23-09-11-24).exe
Token: SeDebugPrivilege	3048	powershell.exe
Token: SeDebugPrivilege	2888	control.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 3048	2168	image003(01-03-23-09-11-24).exe	31
PID 2168 wrote to memory of 3048	2168	image003(01-03-23-09-11-24).exe	31
PID 2168 wrote to memory of 3048	2168	image003(01-03-23-09-11-24).exe	31
PID 2168 wrote to memory of 3048	2168	image003(01-03-23-09-11-24).exe	31
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 2168 wrote to memory of 2796	2168	image003(01-03-23-09-11-24).exe	32
PID 1192 wrote to memory of 2888	1192	Explorer.EXE	34
PID 1192 wrote to memory of 2888	1192	Explorer.EXE	34
PID 1192 wrote to memory of 2888	1192	Explorer.EXE	34
PID 1192 wrote to memory of 2888	1192	Explorer.EXE	34
PID 2888 wrote to memory of 2992	2888	control.exe	35
PID 2888 wrote to memory of 2992	2888	control.exe	35
PID 2888 wrote to memory of 2992	2888	control.exe	35
PID 2888 wrote to memory of 2992	2888	control.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\image003(01-03-23-09-11-24).exe
  "C:\Users\Admin\AppData\Local\Temp\image003(01-03-23-09-11-24).exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - 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\image003(01-03-23-09-11-24).exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3048
- - C:\Users\Admin\AppData\Local\Temp\image003(01-03-23-09-11-24).exe
    "C:\Users\Admin\AppData\Local\Temp\image003(01-03-23-09-11-24).exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2888
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\image003(01-03-23-09-11-24).exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2992

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/1192-17-0x00000000043B0000-0x000000000448B000-memory.dmp

Filesize
876KB

Download
memory/1192-23-0x0000000004010000-0x0000000004210000-memory.dmp

Filesize
2.0MB

Download
memory/1192-22-0x00000000043B0000-0x000000000448B000-memory.dmp

Filesize
876KB

Download
memory/2168-5-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2168-12-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2168-0-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2168-6-0x0000000005D90000-0x0000000005E06000-memory.dmp

Filesize
472KB

Download
memory/2168-1-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/2168-2-0x0000000074700000-0x0000000074DEE000-memory.dmp

Filesize
6.9MB

Download
memory/2168-3-0x0000000000430000-0x0000000000440000-memory.dmp

Filesize
64KB

Download
memory/2168-4-0x000000007470E000-0x000000007470F000-memory.dmp

Filesize
4KB

Download
memory/2796-13-0x0000000000BC0000-0x0000000000EC3000-memory.dmp

Filesize
3.0MB

Download
memory/2796-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-16-0x0000000000150000-0x0000000000164000-memory.dmp

Filesize
80KB

Download
memory/2796-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2888-20-0x0000000000060000-0x000000000007F000-memory.dmp

Filesize
124KB

Download
memory/2888-21-0x0000000000100000-0x000000000012F000-memory.dmp

Filesize
188KB

Download

Analysis

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