formbook | 6f3d1b553efdcf03ca4575b2c6afa39cd845bb306adcd6e876864321e7e74a5b

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
15-01-2025 13:37

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General

Target

5c7908f7626c74e9233895e903b7de4a.exe
Size

660KB
MD5

5c7908f7626c74e9233895e903b7de4a
SHA1

91275d7d5ba3a296323bb6fb963a8aa798808eda
SHA256

6f3d1b553efdcf03ca4575b2c6afa39cd845bb306adcd6e876864321e7e74a5b
SHA512

90af34c75533f74e0a81880e00ed5fae69ce1cc650bb54c35d244c38dd3b6e3db62b8a752cc81a681898a04771dbbde0116b346f3c6bbb6c26253187105ef55f
SSDEEP

12288:vnYRxA4Y5lyA/BxSPCmPX50CO5jlvHLULZlxqaaA6b4e9O5fYYD6/IhU3A5JU3IY:QR5v565jJrUPxBb9h5QYDMIhSmAZJ

Score

10^/10

formbook kmge discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

i54ly657ur.autos

stove-10000.bond

furkanenes.live

foziaclothing.shop

peron.app

landscaping-services-88568.bond

home-remodeling-96005.bond

offersnow-store.shop

apsida.tech

ux-design-courses-90368.bond

nb-event-b2b.online

2tdb3dk65m.skin

juniper.fit

eurosirel.info

web-cfe.one

a48268104.top

darkoxygen.info

beautysideup.shop

solar-battery-34557.bond

dib57.top

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/2184-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2184-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1708-77-0x00000000006F0000-0x000000000071F000-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
2372	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	5c7908f7626c74e9233895e903b7de4a.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4248 set thread context of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 2184 set thread context of 3556	2184	RegSvcs.exe	56
PID 1708 set thread context of 3556	1708	rundll32.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c7908f7626c74e9233895e903b7de4a.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
1184	schtasks.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
4248	5c7908f7626c74e9233895e903b7de4a.exe
4248	5c7908f7626c74e9233895e903b7de4a.exe
2184	RegSvcs.exe
2184	RegSvcs.exe
2184	RegSvcs.exe
2184	RegSvcs.exe
2372	powershell.exe
2372	powershell.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe
1708	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2184	RegSvcs.exe
2184	RegSvcs.exe
2184	RegSvcs.exe
1708	rundll32.exe
1708	rundll32.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	4248	5c7908f7626c74e9233895e903b7de4a.exe
Token: SeDebugPrivilege	2184	RegSvcs.exe
Token: SeDebugPrivilege	2372	powershell.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeDebugPrivilege	1708	rundll32.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 2372	4248	5c7908f7626c74e9233895e903b7de4a.exe	96
PID 4248 wrote to memory of 2372	4248	5c7908f7626c74e9233895e903b7de4a.exe	96
PID 4248 wrote to memory of 2372	4248	5c7908f7626c74e9233895e903b7de4a.exe	96
PID 4248 wrote to memory of 1184	4248	5c7908f7626c74e9233895e903b7de4a.exe	98
PID 4248 wrote to memory of 1184	4248	5c7908f7626c74e9233895e903b7de4a.exe	98
PID 4248 wrote to memory of 1184	4248	5c7908f7626c74e9233895e903b7de4a.exe	98
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 4248 wrote to memory of 2184	4248	5c7908f7626c74e9233895e903b7de4a.exe	100
PID 3556 wrote to memory of 1708	3556	Explorer.EXE	101
PID 3556 wrote to memory of 1708	3556	Explorer.EXE	101
PID 3556 wrote to memory of 1708	3556	Explorer.EXE	101
PID 1708 wrote to memory of 4972	1708	rundll32.exe	102
PID 1708 wrote to memory of 4972	1708	rundll32.exe	102
PID 1708 wrote to memory of 4972	1708	rundll32.exe	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Users\Admin\AppData\Local\Temp\5c7908f7626c74e9233895e903b7de4a.exe
  "C:\Users\Admin\AppData\Local\Temp\5c7908f7626c74e9233895e903b7de4a.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:4248
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rdCEGuZ.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2372
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rdCEGuZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDB3D.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1184
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2184
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:1708
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4972

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_5xxaia3i.l4k.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDB3D.tmp

Filesize
1KB

MD5
a8bf60c1622d1a829178e29eb8bb41cb

SHA1
ffc8ad989662899b49788c650658ac17382e3e53

SHA256
0fc8660913f01a53d8692ed3920a4551533f3d14362fe26196678912ead3b2ac

SHA512
243b9e46f12315c77fe93a07d3934b72fa343d4a5f6b51ad0314d344b8981629f005eb6cd8c0a5e800e0e87f430ba6c9238dcf4f40ac18d46e288aac8cd35a1e

Download Submit
memory/1708-77-0x00000000006F0000-0x000000000071F000-memory.dmp

Filesize
188KB

Download
memory/1708-65-0x0000000000760000-0x0000000000774000-memory.dmp

Filesize
80KB

Download
memory/1708-63-0x0000000000760000-0x0000000000774000-memory.dmp

Filesize
80KB

Download
memory/2184-22-0x0000000001080000-0x00000000013CA000-memory.dmp

Filesize
3.3MB

Download
memory/2184-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2184-26-0x0000000000B70000-0x0000000000B84000-memory.dmp

Filesize
80KB

Download
memory/2184-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2372-29-0x0000000005D50000-0x0000000005DB6000-memory.dmp

Filesize
408KB

Download
memory/2372-32-0x0000000005DC0000-0x0000000005E26000-memory.dmp

Filesize
408KB

Download
memory/2372-15-0x0000000002BF0000-0x0000000002C26000-memory.dmp

Filesize
216KB

Download
memory/2372-16-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-19-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-18-0x0000000005720000-0x0000000005D48000-memory.dmp

Filesize
6.2MB

Download
memory/2372-67-0x00000000078B0000-0x00000000078BA000-memory.dmp

Filesize
40KB

Download
memory/2372-20-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-76-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-62-0x0000000007840000-0x000000000785A000-memory.dmp

Filesize
104KB

Download
memory/2372-73-0x0000000007B60000-0x0000000007B68000-memory.dmp

Filesize
32KB

Download
memory/2372-72-0x0000000007B80000-0x0000000007B9A000-memory.dmp

Filesize
104KB

Download
memory/2372-28-0x0000000005550000-0x0000000005572000-memory.dmp

Filesize
136KB

Download
memory/2372-71-0x0000000007A80000-0x0000000007A94000-memory.dmp

Filesize
80KB

Download
memory/2372-70-0x0000000007A70000-0x0000000007A7E000-memory.dmp

Filesize
56KB

Download
memory/2372-66-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-69-0x0000000007A40000-0x0000000007A51000-memory.dmp

Filesize
68KB

Download
memory/2372-68-0x0000000007AC0000-0x0000000007B56000-memory.dmp

Filesize
600KB

Download
memory/2372-41-0x0000000006160000-0x00000000064B4000-memory.dmp

Filesize
3.3MB

Download
memory/2372-42-0x0000000006510000-0x000000000652E000-memory.dmp

Filesize
120KB

Download
memory/2372-43-0x00000000065C0000-0x000000000660C000-memory.dmp

Filesize
304KB

Download
memory/2372-44-0x000000007F400000-0x000000007F410000-memory.dmp

Filesize
64KB

Download
memory/2372-46-0x0000000074F10000-0x0000000074F5C000-memory.dmp

Filesize
304KB

Download
memory/2372-57-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/2372-59-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/2372-58-0x0000000006B20000-0x0000000006B3E000-memory.dmp

Filesize
120KB

Download
memory/2372-56-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/2372-45-0x0000000006AE0000-0x0000000006B12000-memory.dmp

Filesize
200KB

Download
memory/2372-60-0x0000000007720000-0x00000000077C3000-memory.dmp

Filesize
652KB

Download
memory/2372-61-0x0000000007E80000-0x00000000084FA000-memory.dmp

Filesize
6.5MB

Download
memory/3556-27-0x0000000002D10000-0x0000000002E01000-memory.dmp

Filesize
964KB

Download
memory/3556-81-0x00000000081F0000-0x00000000082F6000-memory.dmp

Filesize
1.0MB

Download
memory/4248-6-0x00000000054B0000-0x00000000054CA000-memory.dmp

Filesize
104KB

Download
memory/4248-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/4248-3-0x0000000005160000-0x00000000051F2000-memory.dmp

Filesize
584KB

Download
memory/4248-5-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4248-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4248-36-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4248-4-0x0000000005230000-0x000000000523A000-memory.dmp

Filesize
40KB

Download
memory/4248-10-0x000000000A200000-0x000000000A29C000-memory.dmp

Filesize
624KB

Download
memory/4248-7-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4248-8-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4248-1-0x00000000006E0000-0x000000000078C000-memory.dmp

Filesize
688KB

Download
memory/4248-9-0x00000000067E0000-0x0000000006858000-memory.dmp

Filesize
480KB

Download