formbook | 2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 01:20

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General

Target

2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe
Size

1.6MB
MD5

fe3ab433cdc30a005e1616af15a6b0e9
SHA1

a7d6e4d912d4d5b4dbfd0703a8af467d18f7b4ed
SHA256

2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1
SHA512

a3c14f1568054ac17c6e8ed4cd0b811013bf6ddfb4d1e309edcfca7b791d122866db4adb621932cd6b762742331662b64f3ff1832b7c31fbffb191563ab7f75e
SSDEEP

49152:wAodtaG9kS2U84B+FLan9k5TRM9zloVj8Hn:Q/B1r

Score

10^/10

formbook gy15 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy15

Decoy

hairsdeals.today

acob-saaad.buzz

9955.club

gild6222.vip

nline-shopping-56055.bond

lmadulles.top

utemodels.info

ighdd4675.online

nqqkk146.xyz

avasales.online

ortas-de-madeira.today

haad.xyz

races-dental-splints-15439.bond

hilohcreekpemf.online

rrivalgetaways.info

orktoday-2507-02-sap.click

eceriyayinlari.xyz

lsurfer.click

aston-saaae.buzz

etrot.pro

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
behavioral2/memory/1884-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1884-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1400-26-0x0000000000F00000-0x0000000000F2F000-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
1920	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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4164 set thread context of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 1884 set thread context of 3448	1884	csc.exe	56
PID 1400 set thread context of 3448	1400	cscript.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 2 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	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1920	powershell.exe
1920	powershell.exe
1884	csc.exe
1884	csc.exe
1884	csc.exe
1884	csc.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe
1400	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1884	csc.exe
1884	csc.exe
1884	csc.exe
1400	cscript.exe
1400	cscript.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe
Token: SeDebugPrivilege	1920	powershell.exe
Token: SeDebugPrivilege	1884	csc.exe
Token: SeDebugPrivilege	1400	cscript.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4164 wrote to memory of 1920	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	84
PID 4164 wrote to memory of 1920	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	84
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 4164 wrote to memory of 1884	4164	2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe	88
PID 3448 wrote to memory of 1400	3448	Explorer.EXE	90
PID 3448 wrote to memory of 1400	3448	Explorer.EXE	90
PID 3448 wrote to memory of 1400	3448	Explorer.EXE	90
PID 1400 wrote to memory of 2128	1400	cscript.exe	92
PID 1400 wrote to memory of 2128	1400	cscript.exe	92
PID 1400 wrote to memory of 2128	1400	cscript.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe
  "C:\Users\Admin\AppData\Local\Temp\2d9e008828a19f6329b2ca4abcfdefa9b124e1eb5eb3270be8b6f1f77476b3d1.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4164
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1920
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1884
- 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:1400
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ujdzrwsi.c0f.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1400-24-0x00000000007A0000-0x00000000007C7000-memory.dmp

Filesize
156KB

Download
memory/1400-26-0x0000000000F00000-0x0000000000F2F000-memory.dmp

Filesize
188KB

Download
memory/1400-25-0x00000000007A0000-0x00000000007C7000-memory.dmp

Filesize
156KB

Download
memory/1884-19-0x0000000001370000-0x00000000016BA000-memory.dmp

Filesize
3.3MB

Download
memory/1884-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1884-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1884-22-0x0000000000BD0000-0x0000000000BE4000-memory.dmp

Filesize
80KB

Download
memory/1920-14-0x00007FF8E41C0000-0x00007FF8E4C81000-memory.dmp

Filesize
10.8MB

Download
memory/1920-18-0x00007FF8E41C0000-0x00007FF8E4C81000-memory.dmp

Filesize
10.8MB

Download
memory/1920-0-0x00007FF8E41C3000-0x00007FF8E41C5000-memory.dmp

Filesize
8KB

Download
memory/1920-12-0x00007FF8E41C0000-0x00007FF8E4C81000-memory.dmp

Filesize
10.8MB

Download
memory/1920-11-0x00007FF8E41C0000-0x00007FF8E4C81000-memory.dmp

Filesize
10.8MB

Download
memory/1920-1-0x000002111FF50000-0x000002111FF72000-memory.dmp

Filesize
136KB

Download
memory/3448-23-0x000000000AD50000-0x000000000AEB7000-memory.dmp

Filesize
1.4MB

Download
memory/3448-27-0x000000000AD50000-0x000000000AEB7000-memory.dmp

Filesize
1.4MB

Download
memory/3448-31-0x00000000087D0000-0x000000000888E000-memory.dmp

Filesize
760KB

Download