formbook | 689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 09:00

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General

Target

d61bd347f131dcfe85ed71623854fd4b.exe
Size

567KB
MD5

d61bd347f131dcfe85ed71623854fd4b
SHA1

10f1af7c65c72c1d0c97b144fa1f1e07eef6a196
SHA256

689f9349a8558c9d99cf0f6131fa14cdb7f26e77c5f79de66695ab5d970b2759
SHA512

2159406ce218f6cb3cf765bf4e3566e066914dcbeadb53bf50618aa6df708550215e848916245d98405d583f225128423b6217ad4ef1d66f68676a7f6385a198
SSDEEP

12288:lS316A0v1ZMBevrNZnx+BjysXkZ4kKVjhS4kaQrp7iWRbTySe:la0VNZgYrbnAhLO+hS4kaQN+WlTbe

Score

10^/10

formbook bopi discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bopi

Decoy

zq4.top

relationship-coach-88497.bond

destekbirimi.xyz

tgh-reg.xyz

pepcapital.net

edunote.media

loans-credits-63765.bond

zhxgtlw.top

rajalele.xyz

ug-tower.asia

agrajter.com

investment-services-44387.bond

yaoxiaocang.fun

23win6.top

used-cars-84168.bond

primesourceglobal.net

indiapostsk.vip

qe2i7cghzpebk.buzz

furniture-27975.bond

fy489tysiot4twoinsr3295y78h.xyz

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/764-12-0x0000000000400000-0x000000000042F000-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
2684	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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	d61bd347f131dcfe85ed71623854fd4b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4648 set thread context of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89

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	d61bd347f131dcfe85ed71623854fd4b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
764	d61bd347f131dcfe85ed71623854fd4b.exe
764	d61bd347f131dcfe85ed71623854fd4b.exe
2684	powershell.exe
2684	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2684	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 2684	4648	d61bd347f131dcfe85ed71623854fd4b.exe	87
PID 4648 wrote to memory of 2684	4648	d61bd347f131dcfe85ed71623854fd4b.exe	87
PID 4648 wrote to memory of 2684	4648	d61bd347f131dcfe85ed71623854fd4b.exe	87
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89
PID 4648 wrote to memory of 764	4648	d61bd347f131dcfe85ed71623854fd4b.exe	89

C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe
"C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4648
- 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\d61bd347f131dcfe85ed71623854fd4b.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684
- C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe
  "C:\Users\Admin\AppData\Local\Temp\d61bd347f131dcfe85ed71623854fd4b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:764

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_uxdhpul2.15a.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/764-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/764-63-0x0000000000FC0000-0x000000000130A000-memory.dmp

Filesize
3.3MB

Download
memory/764-15-0x0000000000FC0000-0x000000000130A000-memory.dmp

Filesize
3.3MB

Download
memory/2684-51-0x00000000074B0000-0x0000000007B2A000-memory.dmp

Filesize
6.5MB

Download
memory/2684-50-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2684-62-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2684-58-0x00000000071A0000-0x00000000071BA000-memory.dmp

Filesize
104KB

Download
memory/2684-59-0x0000000007180000-0x0000000007188000-memory.dmp

Filesize
32KB

Download
memory/2684-57-0x00000000070A0000-0x00000000070B4000-memory.dmp

Filesize
80KB

Download
memory/2684-23-0x0000000004EC0000-0x0000000004F26000-memory.dmp

Filesize
408KB

Download
memory/2684-24-0x00000000055F0000-0x0000000005944000-memory.dmp

Filesize
3.3MB

Download
memory/2684-55-0x0000000007060000-0x0000000007071000-memory.dmp

Filesize
68KB

Download
memory/2684-54-0x00000000070E0000-0x0000000007176000-memory.dmp

Filesize
600KB

Download
memory/2684-53-0x0000000006EE0000-0x0000000006EEA000-memory.dmp

Filesize
40KB

Download
memory/2684-17-0x0000000000C00000-0x0000000000C36000-memory.dmp

Filesize
216KB

Download
memory/2684-16-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/2684-18-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2684-19-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2684-20-0x0000000004FC0000-0x00000000055E8000-memory.dmp

Filesize
6.2MB

Download
memory/2684-21-0x0000000004B80000-0x0000000004BA2000-memory.dmp

Filesize
136KB

Download
memory/2684-52-0x0000000006E60000-0x0000000006E7A000-memory.dmp

Filesize
104KB

Download
memory/2684-49-0x0000000006D40000-0x0000000006DE3000-memory.dmp

Filesize
652KB

Download
memory/2684-56-0x0000000007090000-0x000000000709E000-memory.dmp

Filesize
56KB

Download
memory/2684-22-0x0000000004CA0000-0x0000000004D06000-memory.dmp

Filesize
408KB

Download
memory/2684-34-0x0000000005B40000-0x0000000005B5E000-memory.dmp

Filesize
120KB

Download
memory/2684-35-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

Filesize
304KB

Download
memory/2684-47-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2684-48-0x00000000060F0000-0x000000000610E000-memory.dmp

Filesize
120KB

Download
memory/2684-37-0x0000000070990000-0x00000000709DC000-memory.dmp

Filesize
304KB

Download
memory/2684-36-0x0000000006140000-0x0000000006172000-memory.dmp

Filesize
200KB

Download
memory/4648-14-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4648-5-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4648-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/4648-2-0x0000000005430000-0x00000000059D4000-memory.dmp

Filesize
5.6MB

Download
memory/4648-3-0x0000000004E80000-0x0000000004F12000-memory.dmp

Filesize
584KB

Download
memory/4648-10-0x0000000006780000-0x00000000067F6000-memory.dmp

Filesize
472KB

Download
memory/4648-4-0x0000000004F80000-0x0000000004F8A000-memory.dmp

Filesize
40KB

Download
memory/4648-8-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/4648-9-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4648-11-0x0000000008E40000-0x0000000008EDC000-memory.dmp

Filesize
624KB

Download
memory/4648-7-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4648-6-0x0000000006450000-0x00000000064DC000-memory.dmp

Filesize
560KB

Download
memory/4648-1-0x0000000000350000-0x00000000003E4000-memory.dmp

Filesize
592KB

Download