formbook | 07abbe06a2d17f142846d33bda215df5b05355148c781cb9ff1c8f233f534cbc

Resubmissions

16-01-2025 05:38

250116-gb4nvawlan 10

16-01-2025 05:35

250116-f9228svjfx 10

Analysis

max time kernel
146s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 05:35

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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/1324-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1968-28-0x0000000000070000-0x000000000009F000-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
2836	powershell.exe
2796	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 308 set thread context of 1324	308	Outstanding payment.exe	36
PID 1324 set thread context of 1196	1324	RegSvcs.exe	21
PID 1968 set thread context of 1196	1968	wscript.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Outstanding payment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
308	Outstanding payment.exe
308	Outstanding payment.exe
1324	RegSvcs.exe
1324	RegSvcs.exe
2836	powershell.exe
2796	powershell.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe
1968	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1324	RegSvcs.exe
1324	RegSvcs.exe
1324	RegSvcs.exe
1968	wscript.exe
1968	wscript.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	308	Outstanding payment.exe
Token: SeDebugPrivilege	1324	RegSvcs.exe
Token: SeDebugPrivilege	2836	powershell.exe
Token: SeDebugPrivilege	2796	powershell.exe
Token: SeDebugPrivilege	1968	wscript.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 308 wrote to memory of 2836	308	Outstanding payment.exe	30
PID 308 wrote to memory of 2836	308	Outstanding payment.exe	30
PID 308 wrote to memory of 2836	308	Outstanding payment.exe	30
PID 308 wrote to memory of 2836	308	Outstanding payment.exe	30
PID 308 wrote to memory of 2796	308	Outstanding payment.exe	32
PID 308 wrote to memory of 2796	308	Outstanding payment.exe	32
PID 308 wrote to memory of 2796	308	Outstanding payment.exe	32
PID 308 wrote to memory of 2796	308	Outstanding payment.exe	32
PID 308 wrote to memory of 2672	308	Outstanding payment.exe	34
PID 308 wrote to memory of 2672	308	Outstanding payment.exe	34
PID 308 wrote to memory of 2672	308	Outstanding payment.exe	34
PID 308 wrote to memory of 2672	308	Outstanding payment.exe	34
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 308 wrote to memory of 1324	308	Outstanding payment.exe	36
PID 1196 wrote to memory of 1968	1196	Explorer.EXE	37
PID 1196 wrote to memory of 1968	1196	Explorer.EXE	37
PID 1196 wrote to memory of 1968	1196	Explorer.EXE	37
PID 1196 wrote to memory of 1968	1196	Explorer.EXE	37
PID 1968 wrote to memory of 2008	1968	wscript.exe	38
PID 1968 wrote to memory of 2008	1968	wscript.exe	38
PID 1968 wrote to memory of 2008	1968	wscript.exe	38
PID 1968 wrote to memory of 2008	1968	wscript.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- 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:308
- - 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:2836
- - 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:2796
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iBSWjb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAFA0.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2672
- - 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:1324
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:1968
- - 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:2008

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\tmpAFA0.tmp

Filesize
1KB

MD5
d8fc563f38c40bf9bc6387a314b30100

SHA1
3690e4c6376b2cd8281dc8c6a0f3010f074b1b05

SHA256
6c9285b3096acddd1d4b5c2dfe4d0eeec9a92907d3ce1860c8294229e559258d

SHA512
3ea67bf924db6a71f0c4844c5f0069a99b809826ccf02ec24dcc0e3038dbe05c5d59ca619d88c2c3e0f4915d12f748edc5e6d7fa837b1d02e7e5575aae9cee8d

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

Filesize
7KB

MD5
28c415901f1c6a8fb831267e21ddfcc2

SHA1
e3160e7c2ab576431f945dd2e526edccdae8bef6

SHA256
73fdd2c2f9ce82c0a30c3aea1d1f7ba4d1110b1f303e78b70535463903c354b7

SHA512
4479eee0ece8aee2c36d0a746268cb430c4e869d559e3ea7db691512602fd2041bdbcd7e368416c77da90c872bcf0bee75dd2008601b7e46e496f1a815865ce9

Download Submit
memory/308-4-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/308-25-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/308-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/308-5-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/308-6-0x0000000004910000-0x0000000004988000-memory.dmp

Filesize
480KB

Download
memory/308-2-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/308-1-0x0000000010280000-0x0000000010352000-memory.dmp

Filesize
840KB

Download
memory/308-3-0x00000000003E0000-0x0000000000406000-memory.dmp

Filesize
152KB

Download
memory/1324-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1324-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1324-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1324-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1968-27-0x0000000000EF0000-0x0000000000F16000-memory.dmp

Filesize
152KB

Download
memory/1968-28-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download