formbook | 244e5247d3d0d26cc55d795ece7230447fd68ebfab783d25eac112e519fa764a

Analysis

max time kernel
147s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 10:12

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General

Target

Amended Purchhase Order Follow Up.exe
Size

686KB
MD5

3ce1a7e44b4edafafc9e2ac8b3ab3295
SHA1

f35ea88bdd6cc369a640263690855116adeb3f01
SHA256

acdcfb74712f171a6527ea14112eeb4bd482b7ae74f4e2990a946c8ccea8ad65
SHA512

319baa767941b2dd181062b89555e10ebbd30e47fa83683db306baafe5edbb6dae8216bd3f57291733a618da724a5b8005d24b02f0d525d4505694704d9593fa
SSDEEP

12288:hRNk5ea1sMXs8c/jH2MgIQFdSlabXulG1rdtf+nyzu3zE/FC/h2pHcQ/Q:h45D5cb2MEFdSDGRDpzszEw

Score

10^/10

formbook a03d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a03d

Decoy

nfluencer-marketing-13524.bond

cebepu.info

lphatechblog.xyz

haoyun.website

itiz.xyz

orld-visa-center.online

si.art

alata.xyz

mmarketing.xyz

elnqdjc.shop

ensentoto.cloud

voyagu.info

onvert.today

1fuli9902.shop

otelhafnia.info

rumpchiefofstaff.store

urvivalflashlights.shop

0090.pizza

ings-hu-13.today

oliticalpatriot.net

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
behavioral1/memory/932-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/932-29-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2400-32-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2892	powershell.exe
1508	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2128 set thread context of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 932 set thread context of 1188	932	RegSvcs.exe	21
PID 932 set thread context of 1188	932	RegSvcs.exe	21
PID 2400 set thread context of 1188	2400	svchost.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 6 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	Amended Purchhase Order Follow Up.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	svchost.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
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

pid	Process
2128	Amended Purchhase Order Follow Up.exe
2892	powershell.exe
1508	powershell.exe
2128	Amended Purchhase Order Follow Up.exe
2128	Amended Purchhase Order Follow Up.exe
2128	Amended Purchhase Order Follow Up.exe
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe
2400	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
2400	svchost.exe
2400	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	Amended Purchhase Order Follow Up.exe
Token: SeDebugPrivilege	2892	powershell.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	932	RegSvcs.exe
Token: SeDebugPrivilege	2400	svchost.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2892	2128	Amended Purchhase Order Follow Up.exe	30
PID 2128 wrote to memory of 2892	2128	Amended Purchhase Order Follow Up.exe	30
PID 2128 wrote to memory of 2892	2128	Amended Purchhase Order Follow Up.exe	30
PID 2128 wrote to memory of 2892	2128	Amended Purchhase Order Follow Up.exe	30
PID 2128 wrote to memory of 1508	2128	Amended Purchhase Order Follow Up.exe	32
PID 2128 wrote to memory of 1508	2128	Amended Purchhase Order Follow Up.exe	32
PID 2128 wrote to memory of 1508	2128	Amended Purchhase Order Follow Up.exe	32
PID 2128 wrote to memory of 1508	2128	Amended Purchhase Order Follow Up.exe	32
PID 2128 wrote to memory of 2764	2128	Amended Purchhase Order Follow Up.exe	33
PID 2128 wrote to memory of 2764	2128	Amended Purchhase Order Follow Up.exe	33
PID 2128 wrote to memory of 2764	2128	Amended Purchhase Order Follow Up.exe	33
PID 2128 wrote to memory of 2764	2128	Amended Purchhase Order Follow Up.exe	33
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 1476	2128	Amended Purchhase Order Follow Up.exe	36
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 2128 wrote to memory of 932	2128	Amended Purchhase Order Follow Up.exe	37
PID 1188 wrote to memory of 2400	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2400	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2400	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2400	1188	Explorer.EXE	38
PID 2400 wrote to memory of 2224	2400	svchost.exe	40
PID 2400 wrote to memory of 2224	2400	svchost.exe	40
PID 2400 wrote to memory of 2224	2400	svchost.exe	40
PID 2400 wrote to memory of 2224	2400	svchost.exe	40

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\Amended Purchhase Order Follow Up.exe
  "C:\Users\Admin\AppData\Local\Temp\Amended Purchhase Order Follow Up.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2128
- - 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\Amended Purchhase Order Follow Up.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2892
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TQjwUwdCH.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1508
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TQjwUwdCH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC17B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2764
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1476
- - 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:932
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2400
- - 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:2224

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\tmpC17B.tmp

Filesize
1KB

MD5
3870faf24748674d4cc729c18771690d

SHA1
f1837fe463dffbacd7dd0931ac1e764ec7888e40

SHA256
5a2b9fbc52188099230f8b89bac33bcf171b53610fb902c5e3a42eb29987cebd

SHA512
3ed37cd2ed0d46aa738d157a94b56b139d2049bc6020f5afda289e7856bc14a2f3b1e4c6049d41de84419af68a2be42f56773565e97168d678ead1112f94b9ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
8e63299ae42e927d54e74d79c6719416

SHA1
9144985d07232dc48209645a866c413a194ab4f4

SHA256
f1d3151ccf5e64947f45c6a8a40a998b54cb31323b4c4e8de5521bac2ced8ec3

SHA512
83d5670d571f7c12aa86a06167d2b36118613f27aecd2751649553e2ccefe4bb2059ffc8a96a70bf136876291ca4e8468730df6576199894fa1b95cf66fde772

Download Submit
memory/932-29-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/932-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/932-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/932-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/932-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1188-28-0x0000000004050000-0x0000000004250000-memory.dmp

Filesize
2.0MB

Download
memory/1188-30-0x00000000051D0000-0x000000000531B000-memory.dmp

Filesize
1.3MB

Download
memory/2128-7-0x0000000000AD0000-0x0000000000B48000-memory.dmp

Filesize
480KB

Download
memory/2128-6-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2128-5-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2128-4-0x0000000000720000-0x000000000073E000-memory.dmp

Filesize
120KB

Download
memory/2128-3-0x0000000004400000-0x00000000044A2000-memory.dmp

Filesize
648KB

Download
memory/2128-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2128-26-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2128-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2128-1-0x0000000000DA0000-0x0000000000E52000-memory.dmp

Filesize
712KB

Download
memory/2400-31-0x0000000000C20000-0x0000000000C28000-memory.dmp

Filesize
32KB

Download
memory/2400-32-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download