formbook | 02b10b1cfb09c150f0bddb577a9004eb6bb8ac9dbdf8b80ed87b709f9eeaddf8

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
24/12/2024, 15:36

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General

Target

dGMCIcKTcIsMgWV.exe
Size

865KB
MD5

a5044479b5b01e3f1e673ac9f46f1260
SHA1

712b4374d8f14f6bffc1f57ec59e9755c8926ff7
SHA256

2b9b9f253f0c34fc745803cdeef66e7930be3dd10e37c4e1ee76e5ed311cd9f1
SHA512

ef85958594ce5b59db1670aa8f1753dd913f417dd2dc1954e85f1d8fec1a928a724039b0897df4c69f9f8bafa6f6ee8028d5dfd1921d6e65d5857e9a9c5ca67e
SSDEEP

12288:GtxoRVY7Oen9f9upsZEFKV7tY4axOtzDftua4V5iQd:oYVYqmPLZVuTIH8a4V5N

Score

10^/10

formbook t39h discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t39h

Decoy

a101im2.com

nowherehome.city

shanglinrunair.com

yingyandiaocha88.com

ke77fu.top

vnitrni-bezpecnost.pro

feednigerianow.tech

788851.xyz

tristarnetwork.com

slsbuildingproducts.co.uk

stop-dog-diarrhea.site

place-dessert.store

tppstore.xyz

inapr.com

girlsmaza.com

mjbplumbers.co.uk

usmanagementcorp.com

any-markets.pro

vaynhanh.tech

4aged.com

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/2796-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2796-28-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3484-77-0x0000000000920000-0x000000000094F000-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
2408	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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	dGMCIcKTcIsMgWV.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3672 set thread context of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 2796 set thread context of 3464	2796	dGMCIcKTcIsMgWV.exe	56
PID 3484 set thread context of 3464	3484	WWAHost.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	dGMCIcKTcIsMgWV.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	WWAHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
4828	schtasks.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
3672	dGMCIcKTcIsMgWV.exe
3672	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
2408	powershell.exe
2408	powershell.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe
3484	WWAHost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2796	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
2796	dGMCIcKTcIsMgWV.exe
3484	WWAHost.exe
3484	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3672	dGMCIcKTcIsMgWV.exe
Token: SeDebugPrivilege	2408	powershell.exe
Token: SeDebugPrivilege	2796	dGMCIcKTcIsMgWV.exe
Token: SeDebugPrivilege	3484	WWAHost.exe
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 2408	3672	dGMCIcKTcIsMgWV.exe	99
PID 3672 wrote to memory of 2408	3672	dGMCIcKTcIsMgWV.exe	99
PID 3672 wrote to memory of 2408	3672	dGMCIcKTcIsMgWV.exe	99
PID 3672 wrote to memory of 4828	3672	dGMCIcKTcIsMgWV.exe	101
PID 3672 wrote to memory of 4828	3672	dGMCIcKTcIsMgWV.exe	101
PID 3672 wrote to memory of 4828	3672	dGMCIcKTcIsMgWV.exe	101
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3672 wrote to memory of 2796	3672	dGMCIcKTcIsMgWV.exe	103
PID 3464 wrote to memory of 3484	3464	Explorer.EXE	104
PID 3464 wrote to memory of 3484	3464	Explorer.EXE	104
PID 3464 wrote to memory of 3484	3464	Explorer.EXE	104
PID 3484 wrote to memory of 4760	3484	WWAHost.exe	105
PID 3484 wrote to memory of 4760	3484	WWAHost.exe	105
PID 3484 wrote to memory of 4760	3484	WWAHost.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\dGMCIcKTcIsMgWV.exe
  "C:\Users\Admin\AppData\Local\Temp\dGMCIcKTcIsMgWV.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:3672
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vLYOstps.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2408
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vLYOstps" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4820.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4828
- - C:\Users\Admin\AppData\Local\Temp\dGMCIcKTcIsMgWV.exe
    "C:\Users\Admin\AppData\Local\Temp\dGMCIcKTcIsMgWV.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- C:\Windows\SysWOW64\WWAHost.exe
  "C:\Windows\SysWOW64\WWAHost.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:3484
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\dGMCIcKTcIsMgWV.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4760

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_2plt335s.urq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4820.tmp

Filesize
1KB

MD5
718d91335c224ec35c822120bf2ddacc

SHA1
22d474b2c7ee5def07b9d4cb6eca414ed8bcfb13

SHA256
bc2dbbe2e439c3de108f1f108ec4aa9946d83779e3bf75f2bcf21bf0edf477f2

SHA512
a685bd97a75c5b980b827f494a32e83b2b9b75b28e89a4e498ef27e162167dd2e077e8009d3dd15a4e69da7b5423abfcecab71c9411a694952b60ec2b2530ea4

Download Submit
memory/2408-37-0x0000000006040000-0x0000000006062000-memory.dmp

Filesize
136KB

Download
memory/2408-51-0x0000000071C60000-0x0000000071CAC000-memory.dmp

Filesize
304KB

Download
memory/2408-76-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-73-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-72-0x0000000007E40000-0x0000000007E48000-memory.dmp

Filesize
32KB

Download
memory/2408-71-0x0000000007E60000-0x0000000007E7A000-memory.dmp

Filesize
104KB

Download
memory/2408-69-0x0000000007D50000-0x0000000007D5E000-memory.dmp

Filesize
56KB

Download
memory/2408-68-0x0000000007D20000-0x0000000007D31000-memory.dmp

Filesize
68KB

Download
memory/2408-67-0x0000000007DA0000-0x0000000007E36000-memory.dmp

Filesize
600KB

Download
memory/2408-66-0x0000000007BA0000-0x0000000007BAA000-memory.dmp

Filesize
40KB

Download
memory/2408-65-0x0000000007B20000-0x0000000007B3A000-memory.dmp

Filesize
104KB

Download
memory/2408-17-0x00000000051B0000-0x00000000051E6000-memory.dmp

Filesize
216KB

Download
memory/2408-64-0x0000000008170000-0x00000000087EA000-memory.dmp

Filesize
6.5MB

Download
memory/2408-20-0x0000000005940000-0x0000000005F68000-memory.dmp

Filesize
6.2MB

Download
memory/2408-19-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-22-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-21-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-49-0x00000000077A0000-0x00000000077D2000-memory.dmp

Filesize
200KB

Download
memory/2408-43-0x00000000063E0000-0x0000000006734000-memory.dmp

Filesize
3.3MB

Download
memory/2408-63-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2408-61-0x0000000006DB0000-0x0000000006DCE000-memory.dmp

Filesize
120KB

Download
memory/2408-62-0x00000000079E0000-0x0000000007A83000-memory.dmp

Filesize
652KB

Download
memory/2408-46-0x000000007F880000-0x000000007F890000-memory.dmp

Filesize
64KB

Download
memory/2408-42-0x0000000006290000-0x00000000062F6000-memory.dmp

Filesize
408KB

Download
memory/2408-45-0x00000000069B0000-0x00000000069FC000-memory.dmp

Filesize
304KB

Download
memory/2408-70-0x0000000007D60000-0x0000000007D74000-memory.dmp

Filesize
80KB

Download
memory/2408-44-0x0000000006800000-0x000000000681E000-memory.dmp

Filesize
120KB

Download
memory/2796-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2796-29-0x0000000001500000-0x0000000001514000-memory.dmp

Filesize
80KB

Download
memory/2796-27-0x0000000001640000-0x000000000198A000-memory.dmp

Filesize
3.3MB

Download
memory/2796-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3464-36-0x0000000008980000-0x0000000008AC5000-memory.dmp

Filesize
1.3MB

Download
memory/3464-82-0x0000000008AD0000-0x0000000008BEE000-memory.dmp

Filesize
1.1MB

Download
memory/3484-50-0x0000000000FB0000-0x000000000108C000-memory.dmp

Filesize
880KB

Download
memory/3484-77-0x0000000000920000-0x000000000094F000-memory.dmp

Filesize
188KB

Download
memory/3484-47-0x0000000000FB0000-0x000000000108C000-memory.dmp

Filesize
880KB

Download
memory/3672-5-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

Filesize
40KB

Download
memory/3672-8-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3672-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/3672-11-0x0000000007D70000-0x0000000007E0C000-memory.dmp

Filesize
624KB

Download
memory/3672-2-0x00000000054A0000-0x0000000005A44000-memory.dmp

Filesize
5.6MB

Download
memory/3672-10-0x0000000007C30000-0x0000000007CBE000-memory.dmp

Filesize
568KB

Download
memory/3672-9-0x00000000066E0000-0x00000000066EC000-memory.dmp

Filesize
48KB

Download
memory/3672-23-0x0000000007E10000-0x0000000007E44000-memory.dmp

Filesize
208KB

Download
memory/3672-30-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3672-7-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/3672-6-0x0000000005480000-0x000000000549A000-memory.dmp

Filesize
104KB

Download
memory/3672-15-0x00000000080B0000-0x0000000008116000-memory.dmp

Filesize
408KB

Download
memory/3672-4-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/3672-1-0x0000000000350000-0x000000000042E000-memory.dmp

Filesize
888KB

Download
memory/3672-3-0x0000000004E00000-0x0000000004E92000-memory.dmp

Filesize
584KB

Download