formbook | 32f5b8e667b553b315081b67b675824e7c8b4a54ec310fb3eb4fd4cc6f9cd487

Analysis

max time kernel
299s
max time network
295s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-10-2024 14:07

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General

Target

DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
Size

621KB
MD5

b631685c5ef9ee26ded25c76ab3eda27
SHA1

03696b36c4838440cf8def9687117745c9edbd19
SHA256

a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069
SHA512

62fe2308ad1490495ec283027e2f07c7d5179ba9a327791de0b98a5f29db4ea3c721d3866674cedcb4033153ff5515d7f5bdc17d547191519dba70cd1c483134
SSDEEP

12288:tLczRLw1+27aPipUXT8eseyW2dv1WlYpXJk1jJT8CWqpqJ4uSYGExH0z:dctLw1+AaPOUXIjew1Umsj+0q2

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/3100-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3100-23-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/384-70-0x0000000000970000-0x000000000099F000-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
4292	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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3008 set thread context of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3100 set thread context of 3440	3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	56
PID 384 set thread context of 3440	384	systray.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
4292	powershell.exe
4292	powershell.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe
384	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
384	systray.exe
384	systray.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	3100	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
Token: SeDebugPrivilege	4292	powershell.exe
Token: SeDebugPrivilege	384	systray.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.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 15 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 4292	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	90
PID 3008 wrote to memory of 4292	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	90
PID 3008 wrote to memory of 4292	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	90
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3008 wrote to memory of 3100	3008	DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe	92
PID 3440 wrote to memory of 384	3440	Explorer.EXE	93
PID 3440 wrote to memory of 384	3440	Explorer.EXE	93
PID 3440 wrote to memory of 384	3440	Explorer.EXE	93
PID 384 wrote to memory of 3064	384	systray.exe	94
PID 384 wrote to memory of 3064	384	systray.exe	94
PID 384 wrote to memory of 3064	384	systray.exe	94

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\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
  "C:\Users\Admin\AppData\Local\Temp\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - 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\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4292
- - C:\Users\Admin\AppData\Local\Temp\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe
    "C:\Users\Admin\AppData\Local\Temp\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3100
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.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:384
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\DEBIT NOTE - JJ SUN 2439S - TRHU8130777 - SHHPG24177569.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3064

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_ww2xigop.rtc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/384-70-0x0000000000970000-0x000000000099F000-memory.dmp

Filesize
188KB

Download
memory/384-57-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download
memory/384-56-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download
memory/3008-5-0x0000000005590000-0x000000000559A000-memory.dmp

Filesize
40KB

Download
memory/3008-1-0x0000000000B00000-0x0000000000BA0000-memory.dmp

Filesize
640KB

Download
memory/3008-6-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/3008-7-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3008-8-0x0000000005990000-0x00000000059A2000-memory.dmp

Filesize
72KB

Download
memory/3008-9-0x0000000008160000-0x00000000081D6000-memory.dmp

Filesize
472KB

Download
memory/3008-10-0x000000000A940000-0x000000000A9DC000-memory.dmp

Filesize
624KB

Download
memory/3008-2-0x0000000005B70000-0x0000000006114000-memory.dmp

Filesize
5.6MB

Download
memory/3008-13-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3008-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/3008-3-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/3008-4-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3100-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3100-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3100-21-0x0000000000A70000-0x0000000000A85000-memory.dmp

Filesize
84KB

Download
memory/3100-15-0x0000000001040000-0x000000000138A000-memory.dmp

Filesize
3.3MB

Download
memory/3440-74-0x00000000086E0000-0x000000000877B000-memory.dmp

Filesize
620KB

Download
memory/3440-22-0x0000000007D80000-0x0000000007E38000-memory.dmp

Filesize
736KB

Download
memory/4292-14-0x0000000002360000-0x0000000002396000-memory.dmp

Filesize
216KB

Download
memory/4292-24-0x0000000004BD0000-0x0000000004BF2000-memory.dmp

Filesize
136KB

Download
memory/4292-26-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/4292-27-0x0000000005640000-0x0000000005994000-memory.dmp

Filesize
3.3MB

Download
memory/4292-25-0x0000000004D70000-0x0000000004DD6000-memory.dmp

Filesize
408KB

Download
memory/4292-37-0x0000000005C80000-0x0000000005C9E000-memory.dmp

Filesize
120KB

Download
memory/4292-38-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

Filesize
304KB

Download
memory/4292-39-0x000000007F8D0000-0x000000007F8E0000-memory.dmp

Filesize
64KB

Download
memory/4292-40-0x0000000006240000-0x0000000006272000-memory.dmp

Filesize
200KB

Download
memory/4292-51-0x0000000002420000-0x0000000002430000-memory.dmp

Filesize
64KB

Download
memory/4292-52-0x0000000006220000-0x000000000623E000-memory.dmp

Filesize
120KB

Download
memory/4292-41-0x0000000070A80000-0x0000000070ACC000-memory.dmp

Filesize
304KB

Download
memory/4292-53-0x0000000006E90000-0x0000000006F33000-memory.dmp

Filesize
652KB

Download
memory/4292-54-0x00000000075F0000-0x0000000007C6A000-memory.dmp

Filesize
6.5MB

Download
memory/4292-55-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

Filesize
104KB

Download
memory/4292-18-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/4292-19-0x0000000004E20000-0x0000000005448000-memory.dmp

Filesize
6.2MB

Download
memory/4292-58-0x0000000007010000-0x000000000701A000-memory.dmp

Filesize
40KB

Download
memory/4292-59-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/4292-60-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/4292-61-0x00000000071D0000-0x00000000071DE000-memory.dmp

Filesize
56KB

Download
memory/4292-62-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/4292-63-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/4292-64-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/4292-65-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/4292-66-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/4292-69-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/4292-20-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/4292-16-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download