formbook | 8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee

Analysis

max time kernel
97s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23-09-2024 01:20

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General

Target

8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Size

576KB
MD5

3577b6781c96341d85c2d789663996f1
SHA1

6b92b743ddf5e0a38a38ecedbc71d5d66dd1a24c
SHA256

8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee
SHA512

9ac422d0c3a23460bcb5299fde784624f0c271385dad05679ee375400b25837ec83a8ef3f579ff5c0283b4469051c6abf0f132ed59264bb20720231defe886f1
SSDEEP

12288:R/nqjqYBWEjmDVEEBFGpfAvAUcpghwG2n2HtgmmeEnHSUh:R/pUWEYBQp4vAUcGCFn2HteeER

Score

10^/10

formbook t94g discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t94g

Decoy

32188.top

mergencyroofrepair656460.online

jkahu.fun

ur4.autos

r0lba4cl0qkaws8.bond

eiliaowang.top

urjav.xyz

kidaman15.click

old-removal-p350.today

levatethismedia.info

h33323s40.top

dormy.click

5406.club

earlofwisdombook.pro

6980.app

ellwood999.biz

otdates.lol

164v.shop

thereal.app

takeget.online

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/636-11-0x0000000000400000-0x000000000042F000-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
1372	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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3836 set thread context of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91

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	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
636	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
636	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
1372	powershell.exe
1372	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
Token: SeDebugPrivilege	1372	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 1372	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	89
PID 3836 wrote to memory of 1372	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	89
PID 3836 wrote to memory of 1372	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	89
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91
PID 3836 wrote to memory of 636	3836	8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe	91

C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
"C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
1⤵
- 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:3836
- 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\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1372
- C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe
  "C:\Users\Admin\AppData\Local\Temp\8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:636

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kjmpebwd.iue.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/636-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/636-63-0x00000000019F0000-0x0000000001D3A000-memory.dmp

Filesize
3.3MB

Download
memory/636-14-0x00000000019F0000-0x0000000001D3A000-memory.dmp

Filesize
3.3MB

Download
memory/1372-21-0x0000000005510000-0x0000000005576000-memory.dmp

Filesize
408KB

Download
memory/1372-56-0x0000000007970000-0x000000000797E000-memory.dmp

Filesize
56KB

Download
memory/1372-62-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-58-0x0000000007A80000-0x0000000007A9A000-memory.dmp

Filesize
104KB

Download
memory/1372-59-0x0000000007A60000-0x0000000007A68000-memory.dmp

Filesize
32KB

Download
memory/1372-57-0x0000000007980000-0x0000000007994000-memory.dmp

Filesize
80KB

Download
memory/1372-32-0x0000000005EE0000-0x0000000006234000-memory.dmp

Filesize
3.3MB

Download
memory/1372-55-0x0000000007940000-0x0000000007951000-memory.dmp

Filesize
68KB

Download
memory/1372-54-0x00000000079C0000-0x0000000007A56000-memory.dmp

Filesize
600KB

Download
memory/1372-53-0x00000000077B0000-0x00000000077BA000-memory.dmp

Filesize
40KB

Download
memory/1372-15-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/1372-16-0x0000000004E80000-0x0000000004EB6000-memory.dmp

Filesize
216KB

Download
memory/1372-17-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-18-0x0000000005670000-0x0000000005C98000-memory.dmp

Filesize
6.2MB

Download
memory/1372-19-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-20-0x0000000005470000-0x0000000005492000-memory.dmp

Filesize
136KB

Download
memory/1372-22-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/1372-33-0x00000000063F0000-0x000000000640E000-memory.dmp

Filesize
120KB

Download
memory/1372-52-0x0000000007740000-0x000000000775A000-memory.dmp

Filesize
104KB

Download
memory/1372-51-0x0000000007D80000-0x00000000083FA000-memory.dmp

Filesize
6.5MB

Download
memory/1372-50-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-34-0x0000000006490000-0x00000000064DC000-memory.dmp

Filesize
304KB

Download
memory/1372-37-0x00000000709E0000-0x0000000070A2C000-memory.dmp

Filesize
304KB

Download
memory/1372-36-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-47-0x00000000069F0000-0x0000000006A0E000-memory.dmp

Filesize
120KB

Download
memory/1372-49-0x0000000074BC0000-0x0000000075370000-memory.dmp

Filesize
7.7MB

Download
memory/1372-48-0x0000000007410000-0x00000000074B3000-memory.dmp

Filesize
652KB

Download
memory/1372-35-0x00000000073C0000-0x00000000073F2000-memory.dmp

Filesize
200KB

Download
memory/3836-2-0x00000000051F0000-0x0000000005794000-memory.dmp

Filesize
5.6MB

Download
memory/3836-5-0x0000000004E00000-0x0000000004E0A000-memory.dmp

Filesize
40KB

Download
memory/3836-10-0x0000000006650000-0x00000000066C6000-memory.dmp

Filesize
472KB

Download
memory/3836-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/3836-13-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-4-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/3836-9-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-8-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/3836-7-0x0000000006380000-0x0000000006390000-memory.dmp

Filesize
64KB

Download
memory/3836-6-0x0000000004F00000-0x0000000004F9C000-memory.dmp

Filesize
624KB

Download
memory/3836-1-0x00000000001C0000-0x0000000000256000-memory.dmp

Filesize
600KB

Download