formbook | e42abe36559b21170e153807df0fb9cf9191d45fecfa496363932168b096976f

General

Target

S_C_T_MUTABAKAT.exe
Size

772KB
MD5

08244e9ee6f648ab271e03363e40658b
SHA1

9d1a47abc8bc38db0baebd8eafb97e0bf517b99d
SHA256

e42abe36559b21170e153807df0fb9cf9191d45fecfa496363932168b096976f
SHA512

c6b97ac77f707e5dfce93548d94eadd005e7b2f607d49b578c61fa8dfb4d0bf576f78ce7cb2fc586c8b8dbbb5f292675d56572dbad586ffa295a6e6837273039
SSDEEP

24576:cJhnHi559Vjb6YsRtBMUWKOqs3dMUUUPaVVnu9/2M6GMR:Am9Bbxs3SIOphbPaVVup2MJM

Score

10^/10

formbook m17o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17o

Decoy

kzqh72.top

arket-obybqq.xyz

afechoice.click

ote-knplpa.xyz

aqgpie.xyz

orker-ornp.xyz

he-beds321.today

ut-nlvv.xyz

31231827.xyz

milymariephotography.net

wquqo.click

veu-where.xyz

mjcpo-pick.xyz

yself-lpnbdl.xyz

austoowagosha.net

ive-wgag.xyz

lay-drift-palace.xyz

old-vubgv.xyz

ideo-shooting-courses.today

ntendsisaiasjazmin.shop

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1804-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1804-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1804-26-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2616-28-0x0000000000080000-0x00000000000AF000-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

Processes:

powershell.exe

pid	Process
2076	powershell.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2252	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

S_C_T_MUTABAKAT.exeS_C_T_MUTABAKAT.exeraserver.exe

description	pid	Process	procid_target
PID 2288 set thread context of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 1804 set thread context of 1192	1804	S_C_T_MUTABAKAT.exe	21
PID 1804 set thread context of 1192	1804	S_C_T_MUTABAKAT.exe	21
PID 2616 set thread context of 1192	2616	raserver.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

Processes:

S_C_T_MUTABAKAT.exepowershell.exeraserver.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	S_C_T_MUTABAKAT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

S_C_T_MUTABAKAT.exepowershell.exeraserver.exe

pid	Process
1804	S_C_T_MUTABAKAT.exe
1804	S_C_T_MUTABAKAT.exe
2076	powershell.exe
1804	S_C_T_MUTABAKAT.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe
2616	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

S_C_T_MUTABAKAT.exeraserver.exe

pid	Process
1804	S_C_T_MUTABAKAT.exe
1804	S_C_T_MUTABAKAT.exe
1804	S_C_T_MUTABAKAT.exe
1804	S_C_T_MUTABAKAT.exe
2616	raserver.exe
2616	raserver.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

S_C_T_MUTABAKAT.exepowershell.exeraserver.exe

description	pid	Process
Token: SeDebugPrivilege	1804	S_C_T_MUTABAKAT.exe
Token: SeDebugPrivilege	2076	powershell.exe
Token: SeDebugPrivilege	2616	raserver.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

S_C_T_MUTABAKAT.exeExplorer.EXEraserver.exe

description	pid	Process	procid_target
PID 2288 wrote to memory of 2076	2288	S_C_T_MUTABAKAT.exe	28
PID 2288 wrote to memory of 2076	2288	S_C_T_MUTABAKAT.exe	28
PID 2288 wrote to memory of 2076	2288	S_C_T_MUTABAKAT.exe	28
PID 2288 wrote to memory of 2076	2288	S_C_T_MUTABAKAT.exe	28
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 2288 wrote to memory of 1804	2288	S_C_T_MUTABAKAT.exe	29
PID 1192 wrote to memory of 2616	1192	Explorer.EXE	33
PID 1192 wrote to memory of 2616	1192	Explorer.EXE	33
PID 1192 wrote to memory of 2616	1192	Explorer.EXE	33
PID 1192 wrote to memory of 2616	1192	Explorer.EXE	33
PID 2616 wrote to memory of 2252	2616	raserver.exe	34
PID 2616 wrote to memory of 2252	2616	raserver.exe	34
PID 2616 wrote to memory of 2252	2616	raserver.exe	34
PID 2616 wrote to memory of 2252	2616	raserver.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\S_C_T_MUTABAKAT.exe
  "C:\Users\Admin\AppData\Local\Temp\S_C_T_MUTABAKAT.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2288
- - 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\S_C_T_MUTABAKAT.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2076
- - C:\Users\Admin\AppData\Local\Temp\S_C_T_MUTABAKAT.exe
    "C:\Users\Admin\AppData\Local\Temp\S_C_T_MUTABAKAT.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1804
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:2616
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\S_C_T_MUTABAKAT.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2252

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

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Downloads

memory/1192-17-0x0000000000140000-0x0000000000240000-memory.dmp

Filesize
1024KB

Download
memory/1192-25-0x0000000005270000-0x00000000053CD000-memory.dmp

Filesize
1.4MB

Download
memory/1192-20-0x0000000005270000-0x00000000053CD000-memory.dmp

Filesize
1.4MB

Download
memory/1804-19-0x0000000000270000-0x0000000000285000-memory.dmp

Filesize
84KB

Download
memory/1804-15-0x00000000008E0000-0x0000000000BE3000-memory.dmp

Filesize
3.0MB

Download
memory/1804-26-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1804-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2288-7-0x0000000000380000-0x00000000003F6000-memory.dmp

Filesize
472KB

Download
memory/2288-4-0x0000000000460000-0x000000000047C000-memory.dmp

Filesize
112KB

Download
memory/2288-3-0x0000000004D40000-0x0000000004DFE000-memory.dmp

Filesize
760KB

Download
memory/2288-2-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2288-6-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-21-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-1-0x0000000001240000-0x0000000001306000-memory.dmp

Filesize
792KB

Download
memory/2288-5-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2616-27-0x0000000000190000-0x00000000001AC000-memory.dmp

Filesize
112KB

Download
memory/2616-28-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads