formbook | f42de693aaae005ec4dcf3514621f8573b422f3a3ad1bb1af370acc7c5cba233

Analysis

max time kernel
148s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 14:17

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General

Target

SalesSupply.exe
Size

692KB
MD5

252617c6e8ca9830c1e7c8e48f548618
SHA1

4bfffd5cb4d4b5df96088bac6c2376d77847d8a3
SHA256

f42de693aaae005ec4dcf3514621f8573b422f3a3ad1bb1af370acc7c5cba233
SHA512

07377e448619f2e27add84831097f3e4104b8be35863d58d14e3a7d8fde8278087b8dae60fe3018e7b078ad2784ed6c0c150eafddce2194f5d1797f2f7796213
SSDEEP

12288:ShFtODMcQervTsFsrjWzWV2P5DaDPp2VZ9J4Odx+tST:SJGaerT2zA2hDaDPp65dvT

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/2724-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2724-28-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2876-31-0x0000000000110000-0x000000000013F000-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
2432	powershell.exe
2180	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 2724	2136	SalesSupply.exe	37
PID 2724 set thread context of 1152	2724	RegSvcs.exe	20
PID 2724 set thread context of 1152	2724	RegSvcs.exe	20
PID 2876 set thread context of 1152	2876	cmstp.exe	20

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	SalesSupply.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	cmstp.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
2152	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2136	SalesSupply.exe
2432	powershell.exe
2180	powershell.exe
2136	SalesSupply.exe
2724	RegSvcs.exe
2724	RegSvcs.exe
2724	RegSvcs.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe
2876	cmstp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2724	RegSvcs.exe
2724	RegSvcs.exe
2724	RegSvcs.exe
2724	RegSvcs.exe
2876	cmstp.exe
2876	cmstp.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	SalesSupply.exe
Token: SeDebugPrivilege	2432	powershell.exe
Token: SeDebugPrivilege	2180	powershell.exe
Token: SeDebugPrivilege	2724	RegSvcs.exe
Token: SeDebugPrivilege	2876	cmstp.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2432	2136	SalesSupply.exe	31
PID 2136 wrote to memory of 2432	2136	SalesSupply.exe	31
PID 2136 wrote to memory of 2432	2136	SalesSupply.exe	31
PID 2136 wrote to memory of 2432	2136	SalesSupply.exe	31
PID 2136 wrote to memory of 2180	2136	SalesSupply.exe	33
PID 2136 wrote to memory of 2180	2136	SalesSupply.exe	33
PID 2136 wrote to memory of 2180	2136	SalesSupply.exe	33
PID 2136 wrote to memory of 2180	2136	SalesSupply.exe	33
PID 2136 wrote to memory of 2152	2136	SalesSupply.exe	34
PID 2136 wrote to memory of 2152	2136	SalesSupply.exe	34
PID 2136 wrote to memory of 2152	2136	SalesSupply.exe	34
PID 2136 wrote to memory of 2152	2136	SalesSupply.exe	34
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 2136 wrote to memory of 2724	2136	SalesSupply.exe	37
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 1152 wrote to memory of 2876	1152	Explorer.EXE	38
PID 2876 wrote to memory of 2028	2876	cmstp.exe	39
PID 2876 wrote to memory of 2028	2876	cmstp.exe	39
PID 2876 wrote to memory of 2028	2876	cmstp.exe	39
PID 2876 wrote to memory of 2028	2876	cmstp.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Users\Admin\AppData\Local\Temp\SalesSupply.exe
  "C:\Users\Admin\AppData\Local\Temp\SalesSupply.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2136
- - 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\SalesSupply.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2432
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hOzXtjmhY.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2180
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hOzXtjmhY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB5F.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2152
- - 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:2724
- 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:2876
- - 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:2028

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\tmpFB5F.tmp

Filesize
1KB

MD5
109b3cf159ad32d9750806025acee94f

SHA1
857eeaec98103ddc840d3f800cf939696cb9e25d

SHA256
5b366b33ad01c82f620370a45f064a0022a20c8e41031ef95cbaba484fe7dff9

SHA512
59d5b664c1d2de8b42d578a608bf752f52485e2e036fa4a0ad0a47fd343d2829d50e48221e434727a7c7cce4ffee6ed0dcc93537e5f1e5e4f6366f219939e9ff

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

Filesize
7KB

MD5
2a63f46ef82bb71469a4be34b41e4457

SHA1
8e29722335a023b84a273ce7e4b96b9f7eff5aad

SHA256
a97922853aed31a6891d524794ca69153ddc439de56b461b06301be6648f5186

SHA512
82be249ab56d17d4d60978fb0b0ee43ce825bc67f4727064efca7278a0f9614631582ca905370e858f06ce22f8b1c67db6587ed4d009d79f28c6c43ceeaaefbc

Download Submit
memory/1152-29-0x0000000004D50000-0x0000000004E36000-memory.dmp

Filesize
920KB

Download
memory/1152-27-0x0000000000320000-0x0000000000420000-memory.dmp

Filesize
1024KB

Download
memory/2136-4-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2136-26-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2136-6-0x0000000000510000-0x000000000058A000-memory.dmp

Filesize
488KB

Download
memory/2136-0-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2136-3-0x0000000001F30000-0x0000000001F4E000-memory.dmp

Filesize
120KB

Download
memory/2136-1-0x0000000000A70000-0x0000000000B24000-memory.dmp

Filesize
720KB

Download
memory/2136-5-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2136-2-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2876-30-0x0000000000790000-0x00000000007A8000-memory.dmp

Filesize
96KB

Download
memory/2876-31-0x0000000000110000-0x000000000013F000-memory.dmp

Filesize
188KB

Download