formbook | 68ba3f9a082ded6a25a1e3d6ada59241d73c631e8ddd7fca33856595212af383

Analysis

max time kernel
146s
max time network
21s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-01-2025 13:28

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General

Target

Order90001685004pdf.exe
Size

690KB
MD5

40a0efae53cd30740fd47e5f79a46eae
SHA1

2ea4625d31a8c4fa8e6c9b3bc4abecc6341fe788
SHA256

58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db
SHA512

0caabef7ce39f1d2fb4f21c7cf8f59da389babc1f590910ea85c8b5a4d28e40a572802ffdf55eef95d4c41999150a777b55825056b3b8d7bf744cb567fbee1e0
SSDEEP

12288:Qiv1uq3JfXyN9u9A0NAUFE/P37NfmAl12tZ9uLUxL7HNHJTs/m:RNuqfC/unmUQ7NpqLB

Score

10^/10

formbook a02d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a02d

Decoy

coplus.market

oofing-jobs-74429.bond

healchemists.xyz

oofcarpenternearme-jp.xyz

enewebsolutions.online

harepoint.legal

88977.club

omptables.xyz

eat-pumps-31610.bond

endown.graphics

amsexgirls.website

ovevibes.xyz

u-thiensu.online

yblinds.xyz

rumpchiefofstaff.store

erzog.fun

rrm.lat

agiclime.pro

agaviet59.shop

lbdoanhnhan.net

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/2080-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1772-28-0x0000000000080000-0x00000000000AF000-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
2784	powershell.exe
2676	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 2080	2648	Order90001685004pdf.exe	36
PID 2080 set thread context of 1204	2080	RegSvcs.exe	21
PID 1772 set thread context of 1204	1772	NAPSTAT.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Order90001685004pdf.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	NAPSTAT.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
2568	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2648	Order90001685004pdf.exe
2648	Order90001685004pdf.exe
2080	RegSvcs.exe
2080	RegSvcs.exe
2784	powershell.exe
2676	powershell.exe
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2080	RegSvcs.exe
2080	RegSvcs.exe
2080	RegSvcs.exe
1772	NAPSTAT.EXE
1772	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	Order90001685004pdf.exe
Token: SeDebugPrivilege	2080	RegSvcs.exe
Token: SeDebugPrivilege	2784	powershell.exe
Token: SeDebugPrivilege	2676	powershell.exe
Token: SeDebugPrivilege	1772	NAPSTAT.EXE

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2784	2648	Order90001685004pdf.exe	30
PID 2648 wrote to memory of 2784	2648	Order90001685004pdf.exe	30
PID 2648 wrote to memory of 2784	2648	Order90001685004pdf.exe	30
PID 2648 wrote to memory of 2784	2648	Order90001685004pdf.exe	30
PID 2648 wrote to memory of 2676	2648	Order90001685004pdf.exe	32
PID 2648 wrote to memory of 2676	2648	Order90001685004pdf.exe	32
PID 2648 wrote to memory of 2676	2648	Order90001685004pdf.exe	32
PID 2648 wrote to memory of 2676	2648	Order90001685004pdf.exe	32
PID 2648 wrote to memory of 2568	2648	Order90001685004pdf.exe	34
PID 2648 wrote to memory of 2568	2648	Order90001685004pdf.exe	34
PID 2648 wrote to memory of 2568	2648	Order90001685004pdf.exe	34
PID 2648 wrote to memory of 2568	2648	Order90001685004pdf.exe	34
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 2648 wrote to memory of 2080	2648	Order90001685004pdf.exe	36
PID 1204 wrote to memory of 1772	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1772	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1772	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1772	1204	Explorer.EXE	37
PID 1772 wrote to memory of 2344	1772	NAPSTAT.EXE	38
PID 1772 wrote to memory of 2344	1772	NAPSTAT.EXE	38
PID 1772 wrote to memory of 2344	1772	NAPSTAT.EXE	38
PID 1772 wrote to memory of 2344	1772	NAPSTAT.EXE	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\Order90001685004pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Order90001685004pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2648
- - 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\Order90001685004pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2784
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ChQJmcO.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2676
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ChQJmcO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9608.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2568
- - 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:2080
- C:\Windows\SysWOW64\NAPSTAT.EXE
  "C:\Windows\SysWOW64\NAPSTAT.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:1772
- - 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:2344

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\tmp9608.tmp

Filesize
1KB

MD5
1f2f6bb38a98c1e064ca38526cce6af2

SHA1
e4628e98d0bfee4b7c29dc0ab5cf0cb3c4477d6d

SHA256
11552958e9373a61706f2cfc4d2dd571cc9f208692ea6be09a6fbbda1e1d5801

SHA512
4c08660e97e2777b244d9b8b1b9dcec9e2dc6f6b0f626fce58815df8f0f129de52fba87859b1b8a50125638fd3ca035035cfe80c1b14890216b3be6931f568d3

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

Filesize
7KB

MD5
47bf3e605adc99801db429b39ac95df8

SHA1
7df417fa1dc462812b45b0e0c8e5a0201c9d8971

SHA256
0aaa422cb2e2fd4490d59f291c3292f3a5b24e35752aecb5a84b8ad87f6674b8

SHA512
967fbefa9ca111129dbd0310a2637d5f6965c91476113a5cf1a2757aa465abd111d0fa7b776411b36749d423653c5b3c334b53c41f76f0bc4a8485bde9bb8b63

Download Submit
memory/1772-28-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1772-27-0x0000000000960000-0x00000000009A6000-memory.dmp

Filesize
280KB

Download
memory/2080-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2080-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-5-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-6-0x0000000005C50000-0x0000000005CCA000-memory.dmp

Filesize
488KB

Download
memory/2648-4-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/2648-3-0x0000000000910000-0x000000000092A000-memory.dmp

Filesize
104KB

Download
memory/2648-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/2648-25-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-2-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-1-0x0000000000F10000-0x0000000000FC4000-memory.dmp

Filesize
720KB

Download