formbook | a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 02:53

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General

Target

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
Size

851KB
MD5

315b8465e215b51916f253c741a98db8
SHA1

5e39e3d2b9a9445e352758f83282175f2636fa70
SHA256

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241
SHA512

ca8590ef803c0fdebf9527b309fc4a3464ab5a7241d7b6b4eea763308d8563d380ad556a49f8b09b335f9a7fef494543f5cfeab965abb5dcef062fb8c0a42c76
SSDEEP

12288:jTfWpmLKE2pb57IG9Kd962BfCqfqyI9jADIsLINHn0J7pCIhdDZcCdAtBXVb:jV2t5sG9s968EpjADIsyn0JVpDmtBX5

Score

10^/10

formbook rp26 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rp26

Decoy

rn3grmg9.sbs

4644.one

18tbo.com

c9max.shop

8914.loan

eptacore.xyz

ormto.website

vcreative.store

anglaoshi13.buzz

ewa123.bid

vantiverdeoficial.shop

sik89starwin.fun

niquestorebd.xyz

assword-manager-41452.bond

uccessproit.shop

kl1tuvy0.asia

titchinheavenqs.shop

w178.top

errari-mieten-dubai.click

ba-103mu.net

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3608-11-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid	Process
776	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

Processes:

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe

description	pid	Process	procid_target
PID 4384 set thread context of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101

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

Processes:

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exepowershell.exe

pid	Process
3608	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
3608	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
776	powershell.exe
776	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	776	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe

description	pid	Process	procid_target
PID 4384 wrote to memory of 776	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	99
PID 4384 wrote to memory of 776	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	99
PID 4384 wrote to memory of 776	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	99
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101
PID 4384 wrote to memory of 3608	4384	a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe	101

C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
"C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4384
- 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\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:776
- C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe
  "C:\Users\Admin\AppData\Local\Temp\a2c0537782a8c28077337a873813db9211330a95725e641db956183db3252241.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3608

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_qnf12uwy.urj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/776-52-0x0000000007870000-0x000000000788A000-memory.dmp

Filesize
104KB

Download
memory/776-32-0x0000000005F80000-0x00000000062D4000-memory.dmp

Filesize
3.3MB

Download
memory/776-50-0x00000000753D0000-0x0000000075B80000-memory.dmp

Filesize
7.7MB

Download
memory/776-22-0x0000000005F10000-0x0000000005F76000-memory.dmp

Filesize
408KB

Download
memory/776-58-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

Filesize
104KB

Download
memory/776-59-0x0000000007B90000-0x0000000007B98000-memory.dmp

Filesize
32KB

Download
memory/776-57-0x0000000007AB0000-0x0000000007AC4000-memory.dmp

Filesize
80KB

Download
memory/776-56-0x0000000007AA0000-0x0000000007AAE000-memory.dmp

Filesize
56KB

Download
memory/776-55-0x0000000007A70000-0x0000000007A81000-memory.dmp

Filesize
68KB

Download
memory/776-54-0x0000000007AF0000-0x0000000007B86000-memory.dmp

Filesize
600KB

Download
memory/776-48-0x00000000753D0000-0x0000000075B80000-memory.dmp

Filesize
7.7MB

Download
memory/776-53-0x00000000078E0000-0x00000000078EA000-memory.dmp

Filesize
40KB

Download
memory/776-16-0x00000000753DE000-0x00000000753DF000-memory.dmp

Filesize
4KB

Download
memory/776-15-0x0000000005150000-0x0000000005160000-memory.dmp

Filesize
64KB

Download
memory/776-17-0x0000000002C10000-0x0000000002C46000-memory.dmp

Filesize
216KB

Download
memory/776-49-0x0000000007730000-0x00000000077D3000-memory.dmp

Filesize
652KB

Download
memory/776-18-0x00000000753D0000-0x0000000075B80000-memory.dmp

Filesize
7.7MB

Download
memory/776-19-0x0000000005790000-0x0000000005DB8000-memory.dmp

Filesize
6.2MB

Download
memory/776-20-0x0000000005680000-0x00000000056A2000-memory.dmp

Filesize
136KB

Download
memory/776-21-0x0000000005E30000-0x0000000005E96000-memory.dmp

Filesize
408KB

Download
memory/776-62-0x00000000753D0000-0x0000000075B80000-memory.dmp

Filesize
7.7MB

Download
memory/776-51-0x0000000007EB0000-0x000000000852A000-memory.dmp

Filesize
6.5MB

Download
memory/776-47-0x0000000007510000-0x000000000752E000-memory.dmp

Filesize
120KB

Download
memory/776-33-0x0000000006540000-0x000000000655E000-memory.dmp

Filesize
120KB

Download
memory/776-34-0x00000000065F0000-0x000000000663C000-memory.dmp

Filesize
304KB

Download
memory/776-36-0x0000000006B20000-0x0000000006B52000-memory.dmp

Filesize
200KB

Download
memory/776-35-0x00000000753D0000-0x0000000075B80000-memory.dmp

Filesize
7.7MB

Download
memory/776-37-0x00000000711F0000-0x000000007123C000-memory.dmp

Filesize
304KB

Download
memory/3608-14-0x0000000001390000-0x00000000016DA000-memory.dmp

Filesize
3.3MB

Download
memory/3608-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3608-63-0x0000000001390000-0x00000000016DA000-memory.dmp

Filesize
3.3MB

Download
memory/4384-13-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4384-0-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/4384-4-0x0000000005730000-0x000000000573A000-memory.dmp

Filesize
40KB

Download
memory/4384-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

Filesize
5.6MB

Download
memory/4384-10-0x0000000002FB0000-0x0000000003026000-memory.dmp

Filesize
472KB

Download
memory/4384-9-0x0000000005CE0000-0x0000000005CFC000-memory.dmp

Filesize
112KB

Download
memory/4384-8-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4384-7-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/4384-6-0x00000000059C0000-0x0000000005A5C000-memory.dmp

Filesize
624KB

Download
memory/4384-5-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4384-1-0x0000000000C50000-0x0000000000D2A000-memory.dmp

Filesize
872KB

Download
memory/4384-3-0x0000000005750000-0x00000000057E2000-memory.dmp

Filesize
584KB

Download