formbook | ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2025 10:44

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General

Target

ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe
Size

679KB
MD5

ade005f0c8b870988e8958645ebfbfc4
SHA1

57e863cca6d9218b002811be571bc46388d99235
SHA256

ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d
SHA512

564955aaf52fea80788c491a396cab6f0e34cc67dbe35e9ba2c71af26eda6e2c88e3eb16ecc1e7ae86ef686048972eacd31761985cd42b06d2bb72d49568fbc0
SSDEEP

12288:sYxiDmswecl9kaxe6YCS7soBnvRYhmlmgvzPMpIbnL9fo6KRJNLYgja4KKR:+weMcqoBnvRimhPkE+Vfja4

Score

10^/10

formbook g10y discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g10y

Decoy

oofingpro.xyz

sertc.xyz

toaas.xyz

appysnacks.store

julio.tech

nfluencer-marketing-67952.bond

rginine888.store

haampion-slotss.bet

anicajet.xyz

lumber-jobs-91014.bond

eartsandco.store

ctualiza.icu

iso23.vip

udihebohofficial.boats

lackt.xyz

ymonejohnsonart.online

dereji.info

msqdhccc3.shop

auptstadttarif.online

overebyvibes.online

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1420-20-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/1420-41-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2648-72-0x0000000000FC0000-0x0000000000FEE000-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
2100	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1412605595-2147700071-3468511006-1000\Control Panel\International\Geo\Nation	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1820 set thread context of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1420 set thread context of 3396	1420	RegSvcs.exe	56
PID 2648 set thread context of 3396	2648	netsh.exe	56

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 5 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	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.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
4932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe
1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe
1420	RegSvcs.exe
1420	RegSvcs.exe
2100	powershell.exe
1420	RegSvcs.exe
1420	RegSvcs.exe
2100	powershell.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe
2648	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1420	RegSvcs.exe
1420	RegSvcs.exe
1420	RegSvcs.exe
2648	netsh.exe
2648	netsh.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe
Token: SeDebugPrivilege	2100	powershell.exe
Token: SeDebugPrivilege	1420	RegSvcs.exe
Token: SeDebugPrivilege	2648	netsh.exe
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3396	Explorer.EXE
3396	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3396	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2100	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	86
PID 1820 wrote to memory of 2100	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	86
PID 1820 wrote to memory of 2100	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	86
PID 1820 wrote to memory of 4932	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	88
PID 1820 wrote to memory of 4932	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	88
PID 1820 wrote to memory of 4932	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	88
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 1820 wrote to memory of 1420	1820	ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe	90
PID 3396 wrote to memory of 2648	3396	Explorer.EXE	91
PID 3396 wrote to memory of 2648	3396	Explorer.EXE	91
PID 3396 wrote to memory of 2648	3396	Explorer.EXE	91
PID 2648 wrote to memory of 4024	2648	netsh.exe	92
PID 2648 wrote to memory of 4024	2648	netsh.exe	92
PID 2648 wrote to memory of 4024	2648	netsh.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Users\Admin\AppData\Local\Temp\ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe
  "C:\Users\Admin\AppData\Local\Temp\ac59fca59ca403a16af2066aef8c4e0df4ef0193e8c4b8fe153144384d00be2d.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aLmaGcUdKS.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2100
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aLmaGcUdKS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEFA0.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4932
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1420
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.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\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4024

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

Query Registry

T1012

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\__PSScriptPolicyTest_au4iuxhr.xdq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEFA0.tmp

Filesize
1KB

MD5
aab371924d02328aa2c5872304d11f37

SHA1
d2f0f7eb7b4358c9e8ea4dc69ff05763d27f71c2

SHA256
f2c44237bf82e2281ede58612b20039ed0613957e63c444b210f903068d2d3bc

SHA512
8b6ca6b20aa630e6c814bdc42218e0fe2b9718db81f066b818cc2e7ae675aa70b58b4fdd11b90a24962598a74ba8c25d28baaa961006b2377154e5a53c9de817

Download Submit
memory/1420-41-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1420-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1420-23-0x00000000010C0000-0x000000000140A000-memory.dmp

Filesize
3.3MB

Download
memory/1420-42-0x0000000000BD0000-0x0000000000BE4000-memory.dmp

Filesize
80KB

Download
memory/1820-4-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1820-7-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/1820-8-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1820-9-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1820-10-0x0000000002EF0000-0x0000000002F68000-memory.dmp

Filesize
480KB

Download
memory/1820-6-0x0000000005830000-0x00000000058CC000-memory.dmp

Filesize
624KB

Download
memory/1820-5-0x00000000055C0000-0x00000000055CA000-memory.dmp

Filesize
40KB

Download
memory/1820-3-0x00000000055E0000-0x0000000005672000-memory.dmp

Filesize
584KB

Download
memory/1820-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/1820-2-0x0000000005B90000-0x0000000006134000-memory.dmp

Filesize
5.6MB

Download
memory/1820-1-0x0000000000B20000-0x0000000000BD0000-memory.dmp

Filesize
704KB

Download
memory/1820-24-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-38-0x0000000005B50000-0x0000000005B6E000-memory.dmp

Filesize
120KB

Download
memory/2100-59-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-25-0x0000000004D80000-0x0000000004DA2000-memory.dmp

Filesize
136KB

Download
memory/2100-26-0x0000000004E20000-0x0000000004E86000-memory.dmp

Filesize
408KB

Download
memory/2100-19-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-27-0x0000000005560000-0x00000000055C6000-memory.dmp

Filesize
408KB

Download
memory/2100-37-0x00000000055D0000-0x0000000005924000-memory.dmp

Filesize
3.3MB

Download
memory/2100-16-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-77-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-17-0x0000000004EC0000-0x00000000054E8000-memory.dmp

Filesize
6.2MB

Download
memory/2100-15-0x0000000000DD0000-0x0000000000E06000-memory.dmp

Filesize
216KB

Download
memory/2100-40-0x0000000005C40000-0x0000000005C8C000-memory.dmp

Filesize
304KB

Download
memory/2100-44-0x000000007F320000-0x000000007F330000-memory.dmp

Filesize
64KB

Download
memory/2100-45-0x0000000006B20000-0x0000000006B52000-memory.dmp

Filesize
200KB

Download
memory/2100-46-0x00000000713E0000-0x000000007142C000-memory.dmp

Filesize
304KB

Download
memory/2100-57-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

Filesize
64KB

Download
memory/2100-60-0x0000000006B60000-0x0000000006C03000-memory.dmp

Filesize
652KB

Download
memory/2100-21-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-58-0x0000000006130000-0x000000000614E000-memory.dmp

Filesize
120KB

Download
memory/2100-56-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

Filesize
64KB

Download
memory/2100-61-0x00000000074C0000-0x0000000007B3A000-memory.dmp

Filesize
6.5MB

Download
memory/2100-62-0x0000000006E80000-0x0000000006E9A000-memory.dmp

Filesize
104KB

Download
memory/2100-74-0x00000000071C0000-0x00000000071C8000-memory.dmp

Filesize
32KB

Download
memory/2100-73-0x00000000071D0000-0x00000000071EA000-memory.dmp

Filesize
104KB

Download
memory/2100-65-0x0000000006EF0000-0x0000000006EFA000-memory.dmp

Filesize
40KB

Download
memory/2100-66-0x0000000007100000-0x0000000007196000-memory.dmp

Filesize
600KB

Download
memory/2100-67-0x0000000007080000-0x0000000007091000-memory.dmp

Filesize
68KB

Download
memory/2100-68-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-69-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2100-70-0x00000000070D0000-0x00000000070DE000-memory.dmp

Filesize
56KB

Download
memory/2100-71-0x00000000070E0000-0x00000000070F4000-memory.dmp

Filesize
80KB

Download
memory/2648-72-0x0000000000FC0000-0x0000000000FEE000-memory.dmp

Filesize
184KB

Download
memory/2648-64-0x0000000000B10000-0x0000000000B2E000-memory.dmp

Filesize
120KB

Download
memory/2648-63-0x0000000000B10000-0x0000000000B2E000-memory.dmp

Filesize
120KB

Download
memory/3396-43-0x00000000086D0000-0x0000000008855000-memory.dmp

Filesize
1.5MB

Download
memory/3396-80-0x0000000002BB0000-0x0000000002D2A000-memory.dmp

Filesize
1.5MB

Download