formbook | 07abbe06a2d17f142846d33bda215df5b05355148c781cb9ff1c8f233f534cbc

Resubmissions

16/01/2025, 05:38

250116-gb4nvawlan 10

16/01/2025, 05:35

250116-f9228svjfx 10

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/01/2025, 05:38

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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 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2388-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2388-27-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2036-29-0x0000000000090000-0x00000000000BF000-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
2988	powershell.exe
3012	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2148 set thread context of 2388	2148	Outstanding payment.exe	37
PID 2388 set thread context of 1156	2388	RegSvcs.exe	20
PID 2388 set thread context of 1156	2388	RegSvcs.exe	20
PID 2036 set thread context of 1156	2036	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	Outstanding payment.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	powershell.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
2780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
2148	Outstanding payment.exe
3012	powershell.exe
2988	powershell.exe
2148	Outstanding payment.exe
2388	RegSvcs.exe
2388	RegSvcs.exe
2388	RegSvcs.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe
2036	cmstp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2388	RegSvcs.exe
2388	RegSvcs.exe
2388	RegSvcs.exe
2388	RegSvcs.exe
2036	cmstp.exe
2036	cmstp.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	Outstanding payment.exe
Token: SeDebugPrivilege	3012	powershell.exe
Token: SeDebugPrivilege	2988	powershell.exe
Token: SeDebugPrivilege	2388	RegSvcs.exe
Token: SeDebugPrivilege	2036	cmstp.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2988	2148	Outstanding payment.exe	31
PID 2148 wrote to memory of 2988	2148	Outstanding payment.exe	31
PID 2148 wrote to memory of 2988	2148	Outstanding payment.exe	31
PID 2148 wrote to memory of 2988	2148	Outstanding payment.exe	31
PID 2148 wrote to memory of 3012	2148	Outstanding payment.exe	33
PID 2148 wrote to memory of 3012	2148	Outstanding payment.exe	33
PID 2148 wrote to memory of 3012	2148	Outstanding payment.exe	33
PID 2148 wrote to memory of 3012	2148	Outstanding payment.exe	33
PID 2148 wrote to memory of 2780	2148	Outstanding payment.exe	35
PID 2148 wrote to memory of 2780	2148	Outstanding payment.exe	35
PID 2148 wrote to memory of 2780	2148	Outstanding payment.exe	35
PID 2148 wrote to memory of 2780	2148	Outstanding payment.exe	35
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 2148 wrote to memory of 2388	2148	Outstanding payment.exe	37
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 1156 wrote to memory of 2036	1156	Explorer.EXE	49
PID 2036 wrote to memory of 592	2036	cmstp.exe	50
PID 2036 wrote to memory of 592	2036	cmstp.exe	50
PID 2036 wrote to memory of 592	2036	cmstp.exe	50
PID 2036 wrote to memory of 592	2036	cmstp.exe	50

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe" sh $MOZILLA/ %SIGINT% "SIGTERM|DESTROY|SIGKILL"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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:2988
- - 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:3012
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iBSWjb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1593.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2780
- - 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:2388
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2932
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1724
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:648
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:484
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:236
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1772
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:540
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:324
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1048
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1788
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2320
- 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:2036
- - 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:592

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\tmp1593.tmp

Filesize
1KB

MD5
4765de654d8226fb8bccdb121dd48b79

SHA1
7f371a551962c6f4c1d5496f84151f0609383da3

SHA256
b8b74cd67238d72e0ddd6da3edb85918a9dfa933b58371e555301e58c4bbc154

SHA512
5a56ce29e54e2a0ca61f055a88bc8ce4377d85777daa5f825e434ad83a75cfc6790d418a68cfb1f89c5c34763d7c1d29f37f9ab36afb3dc8487fafeb65ff7d07

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

Filesize
7KB

MD5
20d2e1366df5ee31d794f12913cc856c

SHA1
e3cebebdb4c4d710c53ce19f519b8ad35bd5c7c6

SHA256
8e518a5fce7269d3b15b76ab3595892604dea4201243cf2f30d9a5fabe824f72

SHA512
bc43b9d0a889c7a061836c0aec518f53e5e64d03846ac159ce44f17a971ceb963d6fa7b5b59f6b6a49703b2d55ff26f165bfe38da195fe1fcf5311be60c1a220

Download Submit
memory/2036-29-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2036-28-0x0000000000E70000-0x0000000000E88000-memory.dmp

Filesize
96KB

Download
memory/2148-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2148-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-6-0x0000000004250000-0x00000000042C8000-memory.dmp

Filesize
480KB

Download
memory/2148-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2148-3-0x00000000005E0000-0x0000000000606000-memory.dmp

Filesize
152KB

Download
memory/2148-25-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-1-0x0000000010B90000-0x0000000010C62000-memory.dmp

Filesize
840KB

Download
memory/2388-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2388-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2388-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2388-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download