formbook | ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2024 05:46

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General

Target

ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe
Size

851KB
MD5

358b29dc083fc85dad2d7fc5d37ac767
SHA1

862f8241df559ae7607e5900dae86bee454bea9a
SHA256

ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d
SHA512

ae9667504f70aef95dd9708ae8e2bbfc789cd0fff64bed6608433f48edfba193889e72decc0385d9875f16287e1feec4717c52a97510575ca1d0556410e1d0d5
SSDEEP

12288:DrQzRa4+sxyjG9IzKjlauWV/dSw1nMks/jsexFacI5u0tnUoOiUQkxcwiKhtC:DmaSxjyOj9WVgMMO+ZIAdV

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/4924-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4924-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4924-67-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/668-74-0x0000000000800000-0x000000000082F000-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
4820	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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 468 set thread context of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 4924 set thread context of 3532	4924	MSBuild.exe	56
PID 4924 set thread context of 3532	4924	MSBuild.exe	56
PID 668 set thread context of 3532	668	netsh.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	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
4924	MSBuild.exe
4924	MSBuild.exe
4924	MSBuild.exe
4924	MSBuild.exe
4820	powershell.exe
4820	powershell.exe
4924	MSBuild.exe
4924	MSBuild.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe
668	netsh.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4924	MSBuild.exe
4924	MSBuild.exe
4924	MSBuild.exe
4924	MSBuild.exe
668	netsh.exe
668	netsh.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4924	MSBuild.exe
Token: SeDebugPrivilege	4820	powershell.exe
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE
Token: SeDebugPrivilege	668	netsh.exe
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3532	Explorer.EXE
3532	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3532	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 4820	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	97
PID 468 wrote to memory of 4820	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	97
PID 468 wrote to memory of 4820	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	97
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 468 wrote to memory of 4924	468	ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe	99
PID 4924 wrote to memory of 668	4924	MSBuild.exe	100
PID 4924 wrote to memory of 668	4924	MSBuild.exe	100
PID 4924 wrote to memory of 668	4924	MSBuild.exe	100
PID 668 wrote to memory of 1688	668	netsh.exe	101
PID 668 wrote to memory of 1688	668	netsh.exe	101
PID 668 wrote to memory of 1688	668	netsh.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3532
- C:\Users\Admin\AppData\Local\Temp\ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe
  "C:\Users\Admin\AppData\Local\Temp\ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:468
- - 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\ea0d7f34cfddec8c57ddf23bfc5eab2c1692f1b3f5e8fdd6f4f7f8596e478d9d.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4820
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - 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:4924
  - - C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.exe"
      4⤵
      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:668
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1688

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_l5uocm1q.isj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/468-10-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/468-2-0x0000000005230000-0x00000000057D4000-memory.dmp

Filesize
5.6MB

Download
memory/468-3-0x0000000004D80000-0x0000000004E12000-memory.dmp

Filesize
584KB

Download
memory/468-4-0x0000000004E60000-0x0000000004E6A000-memory.dmp

Filesize
40KB

Download
memory/468-5-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/468-6-0x0000000005040000-0x00000000050F6000-memory.dmp

Filesize
728KB

Download
memory/468-7-0x0000000004EC0000-0x0000000004ED2000-memory.dmp

Filesize
72KB

Download
memory/468-11-0x00000000063B0000-0x0000000006426000-memory.dmp

Filesize
472KB

Download
memory/468-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/468-9-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/468-8-0x0000000006650000-0x00000000066EC000-memory.dmp

Filesize
624KB

Download
memory/468-1-0x00000000002D0000-0x00000000003AA000-memory.dmp

Filesize
872KB

Download
memory/468-14-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/668-74-0x0000000000800000-0x000000000082F000-memory.dmp

Filesize
188KB

Download
memory/668-72-0x00000000009D0000-0x00000000009EE000-memory.dmp

Filesize
120KB

Download
memory/668-70-0x00000000009D0000-0x00000000009EE000-memory.dmp

Filesize
120KB

Download
memory/3532-73-0x00000000036F0000-0x0000000003843000-memory.dmp

Filesize
1.3MB

Download
memory/3532-76-0x00000000079E0000-0x0000000007AB2000-memory.dmp

Filesize
840KB

Download
memory/3532-21-0x0000000003300000-0x0000000003414000-memory.dmp

Filesize
1.1MB

Download
memory/3532-69-0x00000000036F0000-0x0000000003843000-memory.dmp

Filesize
1.3MB

Download
memory/4820-58-0x0000000007A60000-0x0000000007AF6000-memory.dmp

Filesize
600KB

Download
memory/4820-55-0x0000000007E20000-0x000000000849A000-memory.dmp

Filesize
6.5MB

Download
memory/4820-25-0x00000000056F0000-0x0000000005712000-memory.dmp

Filesize
136KB

Download
memory/4820-26-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/4820-27-0x0000000005E60000-0x0000000005EC6000-memory.dmp

Filesize
408KB

Download
memory/4820-19-0x0000000002B90000-0x0000000002BC6000-memory.dmp

Filesize
216KB

Download
memory/4820-37-0x0000000005ED0000-0x0000000006224000-memory.dmp

Filesize
3.3MB

Download
memory/4820-38-0x00000000064B0000-0x00000000064CE000-memory.dmp

Filesize
120KB

Download
memory/4820-39-0x00000000064F0000-0x000000000653C000-memory.dmp

Filesize
304KB

Download
memory/4820-40-0x000000007F060000-0x000000007F070000-memory.dmp

Filesize
64KB

Download
memory/4820-41-0x0000000006A90000-0x0000000006AC2000-memory.dmp

Filesize
200KB

Download
memory/4820-42-0x00000000705B0000-0x00000000705FC000-memory.dmp

Filesize
304KB

Download
memory/4820-52-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4820-53-0x0000000007690000-0x00000000076AE000-memory.dmp

Filesize
120KB

Download
memory/4820-54-0x00000000076B0000-0x0000000007753000-memory.dmp

Filesize
652KB

Download
memory/4820-24-0x0000000005750000-0x0000000005D78000-memory.dmp

Filesize
6.2MB

Download
memory/4820-56-0x00000000077E0000-0x00000000077FA000-memory.dmp

Filesize
104KB

Download
memory/4820-57-0x0000000007850000-0x000000000785A000-memory.dmp

Filesize
40KB

Download
memory/4820-20-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/4820-59-0x00000000079E0000-0x00000000079F1000-memory.dmp

Filesize
68KB

Download
memory/4820-60-0x0000000007A10000-0x0000000007A1E000-memory.dmp

Filesize
56KB

Download
memory/4820-61-0x0000000007A20000-0x0000000007A34000-memory.dmp

Filesize
80KB

Download
memory/4820-62-0x0000000007B20000-0x0000000007B3A000-memory.dmp

Filesize
104KB

Download
memory/4820-63-0x0000000007B00000-0x0000000007B08000-memory.dmp

Filesize
32KB

Download
memory/4820-23-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4820-22-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/4924-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4924-68-0x0000000003310000-0x0000000003325000-memory.dmp

Filesize
84KB

Download
memory/4924-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4924-18-0x00000000010E0000-0x00000000010F5000-memory.dmp

Filesize
84KB

Download
memory/4924-15-0x0000000001690000-0x00000000019DA000-memory.dmp

Filesize
3.3MB

Download
memory/4924-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download