formbook | a327355ae6e99929d1303a762ea8a936d8e4884f45d683de08dba6882c1c016d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 13:11

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General

Target

SOA AUG 2024 - CMA CGM.exe
Size

730KB
MD5

47f67ecfb3eb722a3d7aefb8b5ac8b54
SHA1

78da020402a8413cdf7d663a196c9ce46577bdbb
SHA256

a327355ae6e99929d1303a762ea8a936d8e4884f45d683de08dba6882c1c016d
SHA512

6b82898b826ee2fc7b8f1e39c4302cb69fef655bb6cc7389cb8397c8dcca28cbe3a81ec84d96fb1e13692aa833894b1b2ef7c56628685d42853808495a695ca3
SSDEEP

12288:CQq8Tj0Kd+D1fDwAmlhwJogsFRot09s4KlV7N5r:h5f0/8gsFRouu/7NZ

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/868-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/868-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/868-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4660-76-0x00000000007C0000-0x00000000007EF000-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
32	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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	SOA AUG 2024 - CMA CGM.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1252 set thread context of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 868 set thread context of 3440	868	vbc.exe	56
PID 868 set thread context of 3440	868	vbc.exe	56
PID 4660 set thread context of 3440	4660	mstsc.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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SOA AUG 2024 - CMA CGM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.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
2200	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1252	SOA AUG 2024 - CMA CGM.exe
32	powershell.exe
1252	SOA AUG 2024 - CMA CGM.exe
868	vbc.exe
868	vbc.exe
868	vbc.exe
868	vbc.exe
32	powershell.exe
868	vbc.exe
868	vbc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe
4660	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
868	vbc.exe
868	vbc.exe
868	vbc.exe
868	vbc.exe
4660	mstsc.exe
4660	mstsc.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	SOA AUG 2024 - CMA CGM.exe
Token: SeDebugPrivilege	32	powershell.exe
Token: SeDebugPrivilege	868	vbc.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeDebugPrivilege	4660	mstsc.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 32	1252	SOA AUG 2024 - CMA CGM.exe	94
PID 1252 wrote to memory of 32	1252	SOA AUG 2024 - CMA CGM.exe	94
PID 1252 wrote to memory of 32	1252	SOA AUG 2024 - CMA CGM.exe	94
PID 1252 wrote to memory of 2200	1252	SOA AUG 2024 - CMA CGM.exe	96
PID 1252 wrote to memory of 2200	1252	SOA AUG 2024 - CMA CGM.exe	96
PID 1252 wrote to memory of 2200	1252	SOA AUG 2024 - CMA CGM.exe	96
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 1252 wrote to memory of 868	1252	SOA AUG 2024 - CMA CGM.exe	98
PID 3440 wrote to memory of 4660	3440	Explorer.EXE	99
PID 3440 wrote to memory of 4660	3440	Explorer.EXE	99
PID 3440 wrote to memory of 4660	3440	Explorer.EXE	99
PID 4660 wrote to memory of 1212	4660	mstsc.exe	100
PID 4660 wrote to memory of 1212	4660	mstsc.exe	100
PID 4660 wrote to memory of 1212	4660	mstsc.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Users\Admin\AppData\Local\Temp\SOA AUG 2024 - CMA CGM.exe
  "C:\Users\Admin\AppData\Local\Temp\SOA AUG 2024 - CMA CGM.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:1252
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tshjuqE.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:32
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tshjuqE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA3.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2200
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:868
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:4660
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1212

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

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_mi5ne4nn.kf5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBA3.tmp

Filesize
1KB

MD5
5acfdb479a5c1fdae2a42c1e8b0b26f0

SHA1
f66fd8fedd7f4baebca8d166ec6e62ea1dcdf021

SHA256
7f6dcea0ec507a71b5c822ff2de95635bb5f385c50e8e628eca11b6fde548494

SHA512
2b327e2e607b4b1c9f80afe3c4fcd26bf5a6359481355bb2f022a38a8c649e3cfef3515caa580225822f928b94f1a06b7d1cb5dfb6bf01195232a6bfc348c64b

Download Submit
memory/32-62-0x0000000007090000-0x0000000007126000-memory.dmp

Filesize
600KB

Download
memory/32-64-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/32-41-0x00000000055E0000-0x0000000005934000-memory.dmp

Filesize
3.3MB

Download
memory/32-46-0x0000000071520000-0x000000007156C000-memory.dmp

Filesize
304KB

Download
memory/32-57-0x0000000004580000-0x0000000004590000-memory.dmp

Filesize
64KB

Download
memory/32-71-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/32-68-0x00000000071D0000-0x00000000071D8000-memory.dmp

Filesize
32KB

Download
memory/32-67-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download
memory/32-66-0x00000000071A0000-0x00000000071B4000-memory.dmp

Filesize
80KB

Download
memory/32-15-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/32-16-0x0000000004520000-0x0000000004556000-memory.dmp

Filesize
216KB

Download
memory/32-65-0x0000000007190000-0x000000000719E000-memory.dmp

Filesize
56KB

Download
memory/32-18-0x0000000004BC0000-0x00000000051E8000-memory.dmp

Filesize
6.2MB

Download
memory/32-19-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/32-56-0x0000000006080000-0x000000000609E000-memory.dmp

Filesize
120KB

Download
memory/32-42-0x0000000005AD0000-0x0000000005AEE000-memory.dmp

Filesize
120KB

Download
memory/32-21-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/32-58-0x0000000006CB0000-0x0000000006D53000-memory.dmp

Filesize
652KB

Download
memory/32-63-0x0000000007010000-0x0000000007021000-memory.dmp

Filesize
68KB

Download
memory/32-61-0x0000000006E80000-0x0000000006E8A000-memory.dmp

Filesize
40KB

Download
memory/32-36-0x0000000005470000-0x00000000054D6000-memory.dmp

Filesize
408KB

Download
memory/32-30-0x0000000005400000-0x0000000005466000-memory.dmp

Filesize
408KB

Download
memory/32-29-0x0000000005360000-0x0000000005382000-memory.dmp

Filesize
136KB

Download
memory/32-45-0x00000000060B0000-0x00000000060E2000-memory.dmp

Filesize
200KB

Download
memory/32-60-0x0000000006E10000-0x0000000006E2A000-memory.dmp

Filesize
104KB

Download
memory/32-59-0x0000000007450000-0x0000000007ACA000-memory.dmp

Filesize
6.5MB

Download
memory/32-44-0x000000007FC50000-0x000000007FC60000-memory.dmp

Filesize
64KB

Download
memory/32-43-0x0000000005E70000-0x0000000005EBC000-memory.dmp

Filesize
304KB

Download
memory/868-23-0x0000000001250000-0x000000000159A000-memory.dmp

Filesize
3.3MB

Download
memory/868-26-0x00000000011F0000-0x0000000001205000-memory.dmp

Filesize
84KB

Download
memory/868-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/868-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/868-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1252-6-0x0000000005B20000-0x0000000005B3E000-memory.dmp

Filesize
120KB

Download
memory/1252-5-0x00000000057F0000-0x00000000057FA000-memory.dmp

Filesize
40KB

Download
memory/1252-4-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/1252-1-0x0000000000BE0000-0x0000000000C9C000-memory.dmp

Filesize
752KB

Download
memory/1252-0-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/1252-3-0x0000000005660000-0x00000000056F2000-memory.dmp

Filesize
584KB

Download
memory/1252-28-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/1252-2-0x0000000005B70000-0x0000000006114000-memory.dmp

Filesize
5.6MB

Download
memory/1252-10-0x000000000B210000-0x000000000B2AC000-memory.dmp

Filesize
624KB

Download
memory/1252-9-0x0000000002ED0000-0x0000000002F46000-memory.dmp

Filesize
472KB

Download
memory/1252-8-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/1252-7-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/3440-27-0x00000000070E0000-0x00000000071D8000-memory.dmp

Filesize
992KB

Download
memory/3440-80-0x0000000008B20000-0x0000000008C7A000-memory.dmp

Filesize
1.4MB

Download
memory/4660-74-0x0000000000990000-0x0000000000ACA000-memory.dmp

Filesize
1.2MB

Download
memory/4660-75-0x0000000000990000-0x0000000000ACA000-memory.dmp

Filesize
1.2MB

Download
memory/4660-76-0x00000000007C0000-0x00000000007EF000-memory.dmp

Filesize
188KB

Download