formbook | 49c65e2d7e481e8bee3b75382d04a7c1a3c17311f98264f2267401b13bb89fb1

Analysis

max time kernel
146s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16/01/2025, 10:49

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General

Target

Outstanding payment.exe
Size

821KB
MD5

43dc8c62e9343eb01c3ffb53390e2a55
SHA1

af544600a7cba01add858593c892c58fe8d9b024
SHA256

07abbe06a2d17f142846d33bda215df5b05355148c781cb9ff1c8f233f534cbc
SHA512

3efe1503e46c46cb85245c9ad866a509814d5e78ac64a4c88a30513b892f6629739f9c07c551f33de4f60a7ae4fe84e05fbb67aadf0cf78c0778433c4951d2fa
SSDEEP

12288:xugQMUam4GTyWXV7O2mH8pfh388BAov2Zecy8uVdUSuOGpKmW1W63PXGT:xu35nxOH8vTBAovWy8mU5fc/O

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 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2980-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2408-29-0x00000000000C0000-0x00000000000EF000-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
3012	powershell.exe
2716	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2856 set thread context of 2980	2856	Outstanding payment.exe	36
PID 2980 set thread context of 1212	2980	RegSvcs.exe	21
PID 2408 set thread context of 1212	2408	colorcpl.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	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	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Outstanding payment.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
2884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2856	Outstanding payment.exe
2856	Outstanding payment.exe
2716	powershell.exe
3012	powershell.exe
2980	RegSvcs.exe
2980	RegSvcs.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe
2408	colorcpl.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2980	RegSvcs.exe
2980	RegSvcs.exe
2980	RegSvcs.exe
2408	colorcpl.exe
2408	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	Outstanding payment.exe
Token: SeDebugPrivilege	2716	powershell.exe
Token: SeDebugPrivilege	3012	powershell.exe
Token: SeDebugPrivilege	2980	RegSvcs.exe
Token: SeDebugPrivilege	2408	colorcpl.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 3012	2856	Outstanding payment.exe	30
PID 2856 wrote to memory of 3012	2856	Outstanding payment.exe	30
PID 2856 wrote to memory of 3012	2856	Outstanding payment.exe	30
PID 2856 wrote to memory of 3012	2856	Outstanding payment.exe	30
PID 2856 wrote to memory of 2716	2856	Outstanding payment.exe	32
PID 2856 wrote to memory of 2716	2856	Outstanding payment.exe	32
PID 2856 wrote to memory of 2716	2856	Outstanding payment.exe	32
PID 2856 wrote to memory of 2716	2856	Outstanding payment.exe	32
PID 2856 wrote to memory of 2884	2856	Outstanding payment.exe	33
PID 2856 wrote to memory of 2884	2856	Outstanding payment.exe	33
PID 2856 wrote to memory of 2884	2856	Outstanding payment.exe	33
PID 2856 wrote to memory of 2884	2856	Outstanding payment.exe	33
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 2856 wrote to memory of 2980	2856	Outstanding payment.exe	36
PID 1212 wrote to memory of 2408	1212	Explorer.EXE	37
PID 1212 wrote to memory of 2408	1212	Explorer.EXE	37
PID 1212 wrote to memory of 2408	1212	Explorer.EXE	37
PID 1212 wrote to memory of 2408	1212	Explorer.EXE	37
PID 2408 wrote to memory of 1936	2408	colorcpl.exe	38
PID 2408 wrote to memory of 1936	2408	colorcpl.exe	38
PID 2408 wrote to memory of 1936	2408	colorcpl.exe	38
PID 2408 wrote to memory of 1936	2408	colorcpl.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2856
- - 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\Outstanding payment.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3012
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iBSWjb.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2716
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iBSWjb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA1EA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2884
- - 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:2980
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:2408
- - 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:1936

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\tmpA1EA.tmp

Filesize
1KB

MD5
e0d6595af508fd063c64d0797a84476e

SHA1
b770db6efd277b712af9cde4cf7e70dbf76b5ff0

SHA256
cdd9c1349d88be397eb801ac55b7fe73cd00bedac07e700fa4be6b9e43b0eab4

SHA512
a3eac8489c7fd5eacc74a30f5606fc076b2604f3b9e0d229cc42664b24c8e08cc253ab939184a194c9d637523a628ea6c552b53cadcb92f3d5e6f5e129f957f8

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

Filesize
7KB

MD5
aa9c3c1ff50abfc316d962cb9b23ddb9

SHA1
00957b2f0d4a03dcaf3d4b1da793aad689cfac4b

SHA256
dae37d52ac092a3ffe0a17ba7b559b0b1bca6d30e284f8006628bf5a12ea91b4

SHA512
41508ca5b9052f0c15d46fa1d1b7c0e20c5c1fd1ae609f4876ea20ce2cc66c0eef1448446a21830643a1eb5c65f882b0e85d297aa027e6bcf634edb83a6342fe

Download Submit
memory/1212-27-0x0000000002C10000-0x0000000002D10000-memory.dmp

Filesize
1024KB

Download
memory/2408-29-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2408-28-0x0000000000460000-0x0000000000478000-memory.dmp

Filesize
96KB

Download
memory/2856-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2856-6-0x0000000007310000-0x0000000007388000-memory.dmp

Filesize
480KB

Download
memory/2856-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2856-25-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-3-0x0000000001F70000-0x0000000001F96000-memory.dmp

Filesize
152KB

Download
memory/2856-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-1-0x0000000010870000-0x0000000010942000-memory.dmp

Filesize
840KB

Download
memory/2980-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2980-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2980-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2980-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download