formbook | d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2025 04:34

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General

Target

d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe
Size

688KB
MD5

c662d081f4cd41e817cc9e246ca54633
SHA1

0d1383e23f4b4a9aec5b8a43725af2212a5bdc83
SHA256

d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d
SHA512

9230b6c03e706740dfd262dea4bf9848b87d92659a5e9431c97ee790c664f31bf20867feb98f6819f8bb24c300ba45e784c94e30f9961443362ff4f7e40b9ac0
SSDEEP

12288:vYN/Dswecl9h3/IWs0CFEhNnut872bdnP54UBBTFGLJmqHtJLfPDGlVFSl2p0f+p:bweO3/9/Cq/leTFGdm8tJL6l6AHVLn

Score

10^/10

formbook 3nop discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

subur88wap.sbs

tyai1.top

skillbeast.site

kcclassiccars.net

lghomes.net

eijanno.cyou

work-in-usa-60100.bond

268chill.store

bharatwin.biz

cakjitu01.xyz

misafert.xyz

hiretemp.net

lvekz-onearmed.top

amanda-manopo.info

seo-companies22.online

casinowalletth.net

maynrson.monster

bewizi.com

thedronetechhub.shop

car-insurance-93947.bond

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/3188-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3188-28-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/540-74-0x0000000000940000-0x000000000096F000-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
1980	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-1-5-21-70482961-775596374-3727440602-1000\Control Panel\International\Geo\Nation	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2732 set thread context of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 3188 set thread context of 3544	3188	RegSvcs.exe	56
PID 540 set thread context of 3544	540	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.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

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
4688	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe
2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe
1980	powershell.exe
3188	RegSvcs.exe
3188	RegSvcs.exe
3188	RegSvcs.exe
3188	RegSvcs.exe
1980	powershell.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe
540	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3188	RegSvcs.exe
3188	RegSvcs.exe
3188	RegSvcs.exe
540	netsh.exe
540	netsh.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe
Token: SeDebugPrivilege	1980	powershell.exe
Token: SeDebugPrivilege	3188	RegSvcs.exe
Token: SeDebugPrivilege	540	netsh.exe
Token: SeShutdownPrivilege	3544	Explorer.EXE
Token: SeCreatePagefilePrivilege	3544	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3544	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 1980	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	89
PID 2732 wrote to memory of 1980	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	89
PID 2732 wrote to memory of 1980	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	89
PID 2732 wrote to memory of 4688	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	91
PID 2732 wrote to memory of 4688	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	91
PID 2732 wrote to memory of 4688	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	91
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 2732 wrote to memory of 3188	2732	d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe	93
PID 3544 wrote to memory of 540	3544	Explorer.EXE	94
PID 3544 wrote to memory of 540	3544	Explorer.EXE	94
PID 3544 wrote to memory of 540	3544	Explorer.EXE	94
PID 540 wrote to memory of 440	540	netsh.exe	95
PID 540 wrote to memory of 440	540	netsh.exe	95
PID 540 wrote to memory of 440	540	netsh.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Users\Admin\AppData\Local\Temp\d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.exe
  "C:\Users\Admin\AppData\Local\Temp\d0cff61258d18def7ad7129368ecaccf5d2389eb1fd79b6cbb411c65c5783e0d.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:2732
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GkYIbr.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1980
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GkYIbr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp654.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4688
- - 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:3188
- 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:540
- - 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:440

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_i5nuhxok.q2r.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp654.tmp

Filesize
1KB

MD5
bfe69e08fe2568a7dec5c36aad2f5639

SHA1
b5710f1a791103e58fb2e7a68f992e7f9b052a3a

SHA256
cfafabf85533cd1f40eed60203b0b23ffcb17f676cabfb33b5e22291f7271d92

SHA512
85f9b9a4fc7a2ffec3c1bde547263c6e137bdfbf3c90699c9edf4f0c6e0e3ef8e286652c20eb06b342804abcaed0905cf5898c294814e47e43c6ede7569b520a

Download Submit
memory/540-74-0x0000000000940000-0x000000000096F000-memory.dmp

Filesize
188KB

Download
memory/540-61-0x0000000000B60000-0x0000000000B7E000-memory.dmp

Filesize
120KB

Download
memory/540-63-0x0000000000B60000-0x0000000000B7E000-memory.dmp

Filesize
120KB

Download
memory/1980-18-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1980-71-0x0000000007D40000-0x0000000007D54000-memory.dmp

Filesize
80KB

Download
memory/1980-77-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1980-73-0x0000000007E20000-0x0000000007E28000-memory.dmp

Filesize
32KB

Download
memory/1980-72-0x0000000007E40000-0x0000000007E5A000-memory.dmp

Filesize
104KB

Download
memory/1980-42-0x0000000006870000-0x00000000068BC000-memory.dmp

Filesize
304KB

Download
memory/1980-70-0x0000000007D30000-0x0000000007D3E000-memory.dmp

Filesize
56KB

Download
memory/1980-15-0x0000000005210000-0x0000000005246000-memory.dmp

Filesize
216KB

Download
memory/1980-69-0x0000000007D00000-0x0000000007D11000-memory.dmp

Filesize
68KB

Download
memory/1980-68-0x0000000007D80000-0x0000000007E16000-memory.dmp

Filesize
600KB

Download
memory/1980-19-0x00000000058C0000-0x0000000005EE8000-memory.dmp

Filesize
6.2MB

Download
memory/1980-21-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1980-25-0x0000000006090000-0x00000000060F6000-memory.dmp

Filesize
408KB

Download
memory/1980-24-0x0000000005EF0000-0x0000000005F56000-memory.dmp

Filesize
408KB

Download
memory/1980-41-0x00000000067E0000-0x00000000067FE000-memory.dmp

Filesize
120KB

Download
memory/1980-67-0x0000000007B70000-0x0000000007B7A000-memory.dmp

Filesize
40KB

Download
memory/1980-66-0x0000000007B00000-0x0000000007B1A000-memory.dmp

Filesize
104KB

Download
memory/1980-65-0x0000000008150000-0x00000000087CA000-memory.dmp

Filesize
6.5MB

Download
memory/1980-36-0x0000000006200000-0x0000000006554000-memory.dmp

Filesize
3.3MB

Download
memory/1980-64-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1980-43-0x000000007F300000-0x000000007F310000-memory.dmp

Filesize
64KB

Download
memory/1980-22-0x0000000005820000-0x0000000005842000-memory.dmp

Filesize
136KB

Download
memory/1980-58-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1980-55-0x0000000006E00000-0x0000000006E1E000-memory.dmp

Filesize
120KB

Download
memory/1980-56-0x00000000079D0000-0x0000000007A73000-memory.dmp

Filesize
652KB

Download
memory/1980-44-0x0000000006DA0000-0x0000000006DD2000-memory.dmp

Filesize
200KB

Download
memory/1980-45-0x0000000071300000-0x000000007134C000-memory.dmp

Filesize
304KB

Download
memory/1980-59-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1980-57-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/1980-60-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/2732-23-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/2732-4-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/2732-1-0x0000000000440000-0x00000000004F0000-memory.dmp

Filesize
704KB

Download
memory/2732-3-0x0000000004F70000-0x0000000005002000-memory.dmp

Filesize
584KB

Download
memory/2732-7-0x0000000005070000-0x000000000508E000-memory.dmp

Filesize
120KB

Download
memory/2732-2-0x0000000005480000-0x0000000005A24000-memory.dmp

Filesize
5.6MB

Download
memory/2732-8-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

Filesize
4KB

Download
memory/2732-9-0x0000000074FC0000-0x0000000075770000-memory.dmp

Filesize
7.7MB

Download
memory/2732-6-0x00000000051E0000-0x000000000527C000-memory.dmp

Filesize
624KB

Download
memory/2732-10-0x0000000002880000-0x00000000028FA000-memory.dmp

Filesize
488KB

Download
memory/2732-0-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

Filesize
4KB

Download
memory/2732-5-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

Filesize
40KB

Download
memory/3188-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3188-27-0x0000000001120000-0x000000000146A000-memory.dmp

Filesize
3.3MB

Download
memory/3188-29-0x0000000000FE0000-0x0000000000FF5000-memory.dmp

Filesize
84KB

Download
memory/3188-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3544-35-0x00000000086C0000-0x00000000087D8000-memory.dmp

Filesize
1.1MB

Download
memory/3544-80-0x0000000008A10000-0x0000000008B19000-memory.dmp

Filesize
1.0MB

Download