formbook | 31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989

Analysis

max time kernel
146s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/01/2025, 02:25

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General

Target

31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe
Size

664KB
MD5

ad5806ffe238ea11606d3ee49b28c655
SHA1

953393b81ec159e23c16459681820317f2f63d18
SHA256

31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989
SHA512

8c2829ad04e922b5d2f67f3e2eef2bae4dd315ea18af11a5ce80074bedeaa4c5046db5d568fa81179ed00ca80c5130a4e9230b3236803dc8c61a12429d6d079f
SSDEEP

12288:Gf6YRxA4Y5lyA/BxSPCR7v7w4+UdUQCqZqGvwpfWySsV7cz7Ha8cAB2RZ+B7c:QRobk4+QDCqZqwwpOCVi5cb07c

Score

10^/10

formbook a03d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a03d

Decoy

nfluencer-marketing-13524.bond

cebepu.info

lphatechblog.xyz

haoyun.website

itiz.xyz

orld-visa-center.online

si.art

alata.xyz

mmarketing.xyz

elnqdjc.shop

ensentoto.cloud

voyagu.info

onvert.today

1fuli9902.shop

otelhafnia.info

rumpchiefofstaff.store

urvivalflashlights.shop

0090.pizza

ings-hu-13.today

oliticalpatriot.net

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2872-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2648-29-0x00000000000B0000-0x00000000000DF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2896	powershell.exe
1936	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 2872 set thread context of 1200	2872	MSBuild.exe	21
PID 2648 set thread context of 1200	2648	cscript.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 6 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe
2896	powershell.exe
1936	powershell.exe
2872	MSBuild.exe
3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe
2872	MSBuild.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe
2648	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2872	MSBuild.exe
2872	MSBuild.exe
2872	MSBuild.exe
2648	cscript.exe
2648	cscript.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe
Token: SeDebugPrivilege	2896	powershell.exe
Token: SeDebugPrivilege	1936	powershell.exe
Token: SeDebugPrivilege	2872	MSBuild.exe
Token: SeDebugPrivilege	2648	cscript.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 1936	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	31
PID 3032 wrote to memory of 1936	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	31
PID 3032 wrote to memory of 1936	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	31
PID 3032 wrote to memory of 1936	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	31
PID 3032 wrote to memory of 2896	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	33
PID 3032 wrote to memory of 2896	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	33
PID 3032 wrote to memory of 2896	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	33
PID 3032 wrote to memory of 2896	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	33
PID 3032 wrote to memory of 2848	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	34
PID 3032 wrote to memory of 2848	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	34
PID 3032 wrote to memory of 2848	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	34
PID 3032 wrote to memory of 2848	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	34
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 3032 wrote to memory of 2872	3032	31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe	37
PID 1200 wrote to memory of 2648	1200	Explorer.EXE	38
PID 1200 wrote to memory of 2648	1200	Explorer.EXE	38
PID 1200 wrote to memory of 2648	1200	Explorer.EXE	38
PID 1200 wrote to memory of 2648	1200	Explorer.EXE	38
PID 2648 wrote to memory of 1700	2648	cscript.exe	39
PID 2648 wrote to memory of 1700	2648	cscript.exe	39
PID 2648 wrote to memory of 1700	2648	cscript.exe	39
PID 2648 wrote to memory of 1700	2648	cscript.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe
  "C:\Users\Admin\AppData\Local\Temp\31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3032
- - 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\31e7559f21054aca8a1cd2287e322f22e03ac6cbc84e1265c8ac1a3367403989.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1936
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GcrdXwPgmZ.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2896
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GcrdXwPgmZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD54.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2848
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.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:2648
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpDD54.tmp

Filesize
1KB

MD5
b5326fb528c7bafc3197eb0da58ce587

SHA1
56b706b6fe0ef265d5be5b74ad3193fb5aceb589

SHA256
59ff7564caacc97deeaba3068dc765a9492954acc88097a9c7803f03b01f4eb6

SHA512
3ca99ba7e182cf77d114e8708e91dd2f25579cc9fcf5fec9486415a8f24ba4fe88fa11dfb71c0a43c7a0ec8db0a59a9fefc60cb0fd58103e573e86785b22d07c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\G37UCAWTOLJXNYIVEILF.temp

Filesize
7KB

MD5
5c94f28c97ab1bdd94e3dcaad48b5436

SHA1
6a24bf934e53d0523425b221a79f5cb3bec74d37

SHA256
0f17b86013fe1d787f77a5bd8f34eceb61e6e8a2743f959aab904468cf028bbb

SHA512
fac59bd3d1e12c6b10fa0b6a046b89d636f7432327040ec7aed630133b77b203746031b4a8eb1033d98b0debcb5afbd60b0e5ceb3a5713f87606f9efd04f7882

Download Submit
memory/2648-29-0x00000000000B0000-0x00000000000DF000-memory.dmp

Filesize
188KB

Download
memory/2648-28-0x0000000000E50000-0x0000000000E72000-memory.dmp

Filesize
136KB

Download
memory/2872-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2872-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2872-23-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3032-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-6-0x0000000005010000-0x000000000508A000-memory.dmp

Filesize
488KB

Download
memory/3032-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3032-3-0x0000000000720000-0x000000000073A000-memory.dmp

Filesize
104KB

Download
memory/3032-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3032-27-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-1-0x0000000000080000-0x000000000012C000-memory.dmp

Filesize
688KB

Download