formbook | 5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1

Analysis

max time kernel
149s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 19:19

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General

Target

INQ242190.exe
Size

549KB
MD5

15b1d07b7730263710445acc7d3fe916
SHA1

aeeb575c62225475d3098bcb336bf2da83b4f625
SHA256

5bc4574dc91259c37e24e9fafd52c4798d2ac0b04bdce4ea1959b1c4a1bb1be1
SHA512

8578154a6aad6c557afdb7fdeacb9300da6855dce24be4eb11ecfb98d70f1de5b81ac39867c48388ca033e03c2b5f23bf50d00c7f4498f6e33db4b77294d51ff
SSDEEP

12288:p8yM6xjUjr8M1BwIHtexCLuBQobO7B3YFgx2fhyGvJGI:lM6xjUjrwINATyNdxGVY

Score

10^/10

formbook c24t discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c24t

Decoy

ealthbridgeccs.online

ngelicais.art

uktuksu1.sbs

fapoker.asia

hecreature.tech

orenzoplaybest14.xyz

op-smartphones-deal.today

delark.click

7395.asia

otnews.cfd

j16e.xyz

oko.events

fscxb.top

roudtxliberals.vote

asas-br.bond

ourhealthyourlife.shop

fbpd.top

j9u9.xyz

uijiuw.top

aming-chair-37588.bond

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4316-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4316-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4440-73-0x00000000009C0000-0x00000000009EF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3928	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	INQ242190.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 4316	1624	INQ242190.exe	91
PID 4316 set thread context of 3424	4316	INQ242190.exe	56
PID 4440 set thread context of 3424	4440	cmd.exe	56

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 4 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	INQ242190.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1624	INQ242190.exe
1624	INQ242190.exe
1624	INQ242190.exe
1624	INQ242190.exe
1624	INQ242190.exe
1624	INQ242190.exe
4316	INQ242190.exe
4316	INQ242190.exe
4316	INQ242190.exe
4316	INQ242190.exe
3928	powershell.exe
3928	powershell.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe
4440	cmd.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4316	INQ242190.exe
4316	INQ242190.exe
4316	INQ242190.exe
4440	cmd.exe
4440	cmd.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1624	INQ242190.exe
Token: SeDebugPrivilege	4316	INQ242190.exe
Token: SeDebugPrivilege	3928	powershell.exe
Token: SeDebugPrivilege	4440	cmd.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 3928	1624	INQ242190.exe	87
PID 1624 wrote to memory of 3928	1624	INQ242190.exe	87
PID 1624 wrote to memory of 3928	1624	INQ242190.exe	87
PID 1624 wrote to memory of 2084	1624	INQ242190.exe	89
PID 1624 wrote to memory of 2084	1624	INQ242190.exe	89
PID 1624 wrote to memory of 2084	1624	INQ242190.exe	89
PID 1624 wrote to memory of 1936	1624	INQ242190.exe	90
PID 1624 wrote to memory of 1936	1624	INQ242190.exe	90
PID 1624 wrote to memory of 1936	1624	INQ242190.exe	90
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 1624 wrote to memory of 4316	1624	INQ242190.exe	91
PID 3424 wrote to memory of 4440	3424	Explorer.EXE	92
PID 3424 wrote to memory of 4440	3424	Explorer.EXE	92
PID 3424 wrote to memory of 4440	3424	Explorer.EXE	92
PID 4440 wrote to memory of 3764	4440	cmd.exe	95
PID 4440 wrote to memory of 3764	4440	cmd.exe	95
PID 4440 wrote to memory of 3764	4440	cmd.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\INQ242190.exe
  "C:\Users\Admin\AppData\Local\Temp\INQ242190.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1624
- - 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\INQ242190.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3928
- - C:\Users\Admin\AppData\Local\Temp\INQ242190.exe
    "C:\Users\Admin\AppData\Local\Temp\INQ242190.exe"
    3⤵
    PID:2084
- - C:\Users\Admin\AppData\Local\Temp\INQ242190.exe
    "C:\Users\Admin\AppData\Local\Temp\INQ242190.exe"
    3⤵
    PID:1936
- - C:\Users\Admin\AppData\Local\Temp\INQ242190.exe
    "C:\Users\Admin\AppData\Local\Temp\INQ242190.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.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:4440
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\INQ242190.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ziahnmy1.kfw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1624-8-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/1624-7-0x00000000052D0000-0x00000000052E0000-memory.dmp

Filesize
64KB

Download
memory/1624-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

Filesize
584KB

Download
memory/1624-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1624-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1624-6-0x00000000067F0000-0x0000000006884000-memory.dmp

Filesize
592KB

Download
memory/1624-2-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/1624-17-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1624-5-0x0000000004F70000-0x0000000004F7A000-memory.dmp

Filesize
40KB

Download
memory/1624-10-0x0000000006AF0000-0x0000000006B66000-memory.dmp

Filesize
472KB

Download
memory/1624-11-0x00000000091B0000-0x000000000924C000-memory.dmp

Filesize
624KB

Download
memory/1624-1-0x00000000004E0000-0x0000000000570000-memory.dmp

Filesize
576KB

Download
memory/1624-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/3424-74-0x00000000085A0000-0x000000000873C000-memory.dmp

Filesize
1.6MB

Download
memory/3424-78-0x0000000008ED0000-0x0000000009016000-memory.dmp

Filesize
1.3MB

Download
memory/3424-23-0x00000000085A0000-0x000000000873C000-memory.dmp

Filesize
1.6MB

Download
memory/3928-36-0x0000000005720000-0x0000000005A74000-memory.dmp

Filesize
3.3MB

Download
memory/3928-56-0x0000000006F80000-0x0000000006F9A000-memory.dmp

Filesize
104KB

Download
memory/3928-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-72-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-22-0x0000000004D30000-0x0000000005358000-memory.dmp

Filesize
6.2MB

Download
memory/3928-25-0x0000000004C20000-0x0000000004C86000-memory.dmp

Filesize
408KB

Download
memory/3928-24-0x0000000004B80000-0x0000000004BA2000-memory.dmp

Filesize
136KB

Download
memory/3928-13-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/3928-26-0x0000000004C90000-0x0000000004CF6000-memory.dmp

Filesize
408KB

Download
memory/3928-14-0x0000000000E90000-0x0000000000EC6000-memory.dmp

Filesize
216KB

Download
memory/3928-37-0x0000000005C60000-0x0000000005C7E000-memory.dmp

Filesize
120KB

Download
memory/3928-38-0x0000000005C90000-0x0000000005CDC000-memory.dmp

Filesize
304KB

Download
memory/3928-39-0x000000007EEC0000-0x000000007EED0000-memory.dmp

Filesize
64KB

Download
memory/3928-40-0x0000000006240000-0x0000000006272000-memory.dmp

Filesize
200KB

Download
memory/3928-41-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/3928-48-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/3928-53-0x0000000006C40000-0x0000000006C5E000-memory.dmp

Filesize
120KB

Download
memory/3928-47-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/3928-54-0x0000000006C60000-0x0000000006D03000-memory.dmp

Filesize
652KB

Download
memory/3928-69-0x00000000072A0000-0x00000000072A8000-memory.dmp

Filesize
32KB

Download
memory/3928-55-0x00000000075D0000-0x0000000007C4A000-memory.dmp

Filesize
6.5MB

Download
memory/3928-57-0x0000000006FF0000-0x0000000006FFA000-memory.dmp

Filesize
40KB

Download
memory/3928-58-0x0000000007200000-0x0000000007296000-memory.dmp

Filesize
600KB

Download
memory/3928-59-0x0000000007180000-0x0000000007191000-memory.dmp

Filesize
68KB

Download
memory/3928-68-0x00000000072C0000-0x00000000072DA000-memory.dmp

Filesize
104KB

Download
memory/3928-63-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/3928-67-0x00000000071C0000-0x00000000071D4000-memory.dmp

Filesize
80KB

Download
memory/3928-64-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-66-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-65-0x00000000071B0000-0x00000000071BE000-memory.dmp

Filesize
56KB

Download
memory/4316-21-0x00000000014D0000-0x00000000014E4000-memory.dmp

Filesize
80KB

Download
memory/4316-19-0x00000000017F0000-0x0000000001B3A000-memory.dmp

Filesize
3.3MB

Download
memory/4316-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4316-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4440-62-0x00000000004A0000-0x00000000004FA000-memory.dmp

Filesize
360KB

Download
memory/4440-60-0x00000000004A0000-0x00000000004FA000-memory.dmp

Filesize
360KB

Download
memory/4440-73-0x00000000009C0000-0x00000000009EF000-memory.dmp

Filesize
188KB

Download