formbook | 9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3

Analysis

max time kernel
146s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 02:54

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General

Target

9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
Size

833KB
MD5

a6c41278ad08a6dc829a7f411fe47193
SHA1

10aebd0e7a6da6c6fe10b37a6b171d801b8b6924
SHA256

9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3
SHA512

e2ca3ed8565c38cf472f1258bee03d1d1491ca315ea95c86a4af53754e198428d1caf908f3ba70dc39b6799e1d556e9500b248dd40c9f06bccc22da32d776a27
SSDEEP

24576:I8yNK1t4NK1tOqLBJ8IEFBlB5roINZQQ1yer:XhjYPlTomZ

Score

10^/10

formbook g10y discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g10y

Decoy

oofingpro.xyz

sertc.xyz

toaas.xyz

appysnacks.store

julio.tech

nfluencer-marketing-67952.bond

rginine888.store

haampion-slotss.bet

anicajet.xyz

lumber-jobs-91014.bond

eartsandco.store

ctualiza.icu

iso23.vip

udihebohofficial.boats

lackt.xyz

ymonejohnsonart.online

dereji.info

msqdhccc3.shop

auptstadttarif.online

overebyvibes.online

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2720-19-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2908-24-0x0000000000130000-0x000000000015E000-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
2316	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2544 set thread context of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2720 set thread context of 1164	2720	RegSvcs.exe	21
PID 2908 set thread context of 1164	2908	cmstp.exe	21

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	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
2720	RegSvcs.exe
2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
2720	RegSvcs.exe
2316	powershell.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe
2908	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2720	RegSvcs.exe
2720	RegSvcs.exe
2720	RegSvcs.exe
2908	cmstp.exe
2908	cmstp.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
Token: SeDebugPrivilege	2720	RegSvcs.exe
Token: SeDebugPrivilege	2316	powershell.exe
Token: SeDebugPrivilege	2908	cmstp.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2316	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	31
PID 2544 wrote to memory of 2316	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	31
PID 2544 wrote to memory of 2316	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	31
PID 2544 wrote to memory of 2316	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	31
PID 2544 wrote to memory of 2716	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	33
PID 2544 wrote to memory of 2716	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	33
PID 2544 wrote to memory of 2716	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	33
PID 2544 wrote to memory of 2716	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	33
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 2544 wrote to memory of 2720	2544	9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe	35
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 1164 wrote to memory of 2908	1164	Explorer.EXE	36
PID 2908 wrote to memory of 2648	2908	cmstp.exe	37
PID 2908 wrote to memory of 2648	2908	cmstp.exe	37
PID 2908 wrote to memory of 2648	2908	cmstp.exe	37
PID 2908 wrote to memory of 2648	2908	cmstp.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Users\Admin\AppData\Local\Temp\9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe
  "C:\Users\Admin\AppData\Local\Temp\9109456918e7833784c58988098f87eb007e4038f516241972d4cc2450f43df3.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iHqxDUfLBVeiAZ.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2316
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iHqxDUfLBVeiAZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp944.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2716
- - 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:2720
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2908
- - 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:2648

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

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\tmp944.tmp

Filesize
1KB

MD5
bdecb1c44b3d2658b5fa0e52ac4e917b

SHA1
c56e93725e94c01ca08d20812cd7033553a77354

SHA256
5a510e82d88e8e80ac86c801964ca3eaa8ae83e1cf4925457fd834c89a5a0822

SHA512
68dff78f09b392e264d0461fe8b25dd8b3d9845932a3c21b0175fa47a190bc1bfd5267b7a9f781e6a141aaece5da46c539f5f4d2ae05ffad577c374059364e59

Download Submit
memory/2544-6-0x0000000004F00000-0x0000000004F78000-memory.dmp

Filesize
480KB

Download
memory/2544-21-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-3-0x0000000000660000-0x000000000067A000-memory.dmp

Filesize
104KB

Download
memory/2544-4-0x000000007422E000-0x000000007422F000-memory.dmp

Filesize
4KB

Download
memory/2544-5-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-0-0x000000007422E000-0x000000007422F000-memory.dmp

Filesize
4KB

Download
memory/2544-1-0x0000000000CB0000-0x0000000000D86000-memory.dmp

Filesize
856KB

Download
memory/2544-2-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2720-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2908-23-0x0000000000960000-0x0000000000978000-memory.dmp

Filesize
96KB

Download
memory/2908-24-0x0000000000130000-0x000000000015E000-memory.dmp

Filesize
184KB

Download