formbook | b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 04:04

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General

Target

b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
Size

687KB
MD5

58c75c0c7af1046ac9db4f446765f213
SHA1

6409a5dcd59c36fde2cddec428f22286bd4dc3b0
SHA256

b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2
SHA512

e557ae7f1e5d5fb8d5a1cda4b15de2873d1a49d99b41d2a9f5a2da1ab7511dcc6b512180e3dd1cebf42d042efd953edf32960e3ee29aa1957e227da8694a670d
SSDEEP

12288:AlLyWa+k0NoZzDHVZpPpEmRYlNqWQd62TMd5LfyuvGYec:Ok0WZfXkm8LQUbBN

Score

10^/10

formbook g10k discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g10k

Decoy

utomation-tools-91489.bond

nugandshimmer.store

agazalarburada.net

tockfrenzy.sbs

idrift.net

linds-curtains-49899.bond

armonysupport.net

issa.xyz

emza.xyz

animobilya.xyz

les.fun

uckaeth.vip

urusheasycart.shop

xploring6304.xyz

62288.pro

gencies.team

74411.vip

uxit.online

ailygrowth.xyz

errickmarconi.online

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/2016-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2016-39-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/996-76-0x00000000009C0000-0x00000000009EF000-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
3692	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3240 set thread context of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 2016 set thread context of 3368	2016	RegSvcs.exe	56
PID 996 set thread context of 3368	996	raserver.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	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
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	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2916	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
3692	powershell.exe
3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
3692	powershell.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe
996	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2016	RegSvcs.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
996	raserver.exe
996	raserver.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
Token: SeDebugPrivilege	3692	powershell.exe
Token: SeDebugPrivilege	2016	RegSvcs.exe
Token: SeDebugPrivilege	996	raserver.exe
Token: SeShutdownPrivilege	3368	Explorer.EXE
Token: SeCreatePagefilePrivilege	3368	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 3692	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	87
PID 3240 wrote to memory of 3692	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	87
PID 3240 wrote to memory of 3692	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	87
PID 3240 wrote to memory of 2916	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	89
PID 3240 wrote to memory of 2916	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	89
PID 3240 wrote to memory of 2916	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	89
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3240 wrote to memory of 2016	3240	b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe	91
PID 3368 wrote to memory of 996	3368	Explorer.EXE	92
PID 3368 wrote to memory of 996	3368	Explorer.EXE	92
PID 3368 wrote to memory of 996	3368	Explorer.EXE	92
PID 996 wrote to memory of 3168	996	raserver.exe	95
PID 996 wrote to memory of 3168	996	raserver.exe	95
PID 996 wrote to memory of 3168	996	raserver.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Users\Admin\AppData\Local\Temp\b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.exe
  "C:\Users\Admin\AppData\Local\Temp\b0f1c4f3d4d3dda1a8c8ee81ecbde9a91fa3923058c13ac69dc572193252e0a2.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:3240
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ISQeEUZdvSY.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3692
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ISQeEUZdvSY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBC0C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2916
- - 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:2016
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:996
- - 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:3168

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_1agpwtzu.1yh.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBC0C.tmp

Filesize
1KB

MD5
89a3855ebfb43a5ff6307c4b09ec086a

SHA1
545a38484f2f4b571d85191f08addfbe6c0aea1a

SHA256
d71b855f0e614e5470c939915386694776e441cb83dc383e608dedc6e7eb1099

SHA512
565771ce5da30351e8e2e193095a5c32b5ef3d8efcec945bcc797a10c04c1c4cc5ac4327b7e3e632be2e473e81049b43990c25bae1bd0677f862d1017e584b55

Download Submit
memory/996-63-0x0000000000F20000-0x0000000000F3F000-memory.dmp

Filesize
124KB

Download
memory/996-65-0x0000000000F20000-0x0000000000F3F000-memory.dmp

Filesize
124KB

Download
memory/996-76-0x00000000009C0000-0x00000000009EF000-memory.dmp

Filesize
188KB

Download
memory/2016-33-0x0000000000F00000-0x000000000124A000-memory.dmp

Filesize
3.3MB

Download
memory/2016-40-0x0000000000E50000-0x0000000000E65000-memory.dmp

Filesize
84KB

Download
memory/2016-39-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2016-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3240-6-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3240-4-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/3240-1-0x0000000000470000-0x0000000000522000-memory.dmp

Filesize
712KB

Download
memory/3240-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/3240-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/3240-9-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3240-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/3240-7-0x0000000005340000-0x000000000535E000-memory.dmp

Filesize
120KB

Download
memory/3240-27-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3240-5-0x0000000005190000-0x000000000522C000-memory.dmp

Filesize
624KB

Download
memory/3240-10-0x00000000027E0000-0x0000000002858000-memory.dmp

Filesize
480KB

Download
memory/3240-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

Filesize
584KB

Download
memory/3368-41-0x0000000002E30000-0x0000000002FAF000-memory.dmp

Filesize
1.5MB

Download
memory/3368-77-0x0000000002E30000-0x0000000002FAF000-memory.dmp

Filesize
1.5MB

Download
memory/3368-82-0x00000000085C0000-0x00000000086FD000-memory.dmp

Filesize
1.2MB

Download
memory/3692-16-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-62-0x0000000007950000-0x00000000079E6000-memory.dmp

Filesize
600KB

Download
memory/3692-23-0x0000000005C70000-0x0000000005CD6000-memory.dmp

Filesize
408KB

Download
memory/3692-25-0x0000000005D50000-0x0000000005DB6000-memory.dmp

Filesize
408KB

Download
memory/3692-42-0x00000000063B0000-0x00000000063CE000-memory.dmp

Filesize
120KB

Download
memory/3692-43-0x0000000006490000-0x00000000064DC000-memory.dmp

Filesize
304KB

Download
memory/3692-44-0x000000007FC90000-0x000000007FCA0000-memory.dmp

Filesize
64KB

Download
memory/3692-45-0x0000000006980000-0x00000000069B2000-memory.dmp

Filesize
200KB

Download
memory/3692-46-0x00000000754E0000-0x000000007552C000-memory.dmp

Filesize
304KB

Download
memory/3692-57-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/3692-56-0x0000000006960000-0x000000000697E000-memory.dmp

Filesize
120KB

Download
memory/3692-58-0x0000000007590000-0x0000000007633000-memory.dmp

Filesize
652KB

Download
memory/3692-59-0x0000000007D10000-0x000000000838A000-memory.dmp

Filesize
6.5MB

Download
memory/3692-60-0x00000000076D0000-0x00000000076EA000-memory.dmp

Filesize
104KB

Download
memory/3692-61-0x0000000007740000-0x000000000774A000-memory.dmp

Filesize
40KB

Download
memory/3692-26-0x0000000005DC0000-0x0000000006114000-memory.dmp

Filesize
3.3MB

Download
memory/3692-22-0x00000000054E0000-0x0000000005502000-memory.dmp

Filesize
136KB

Download
memory/3692-20-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-66-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-68-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-67-0x00000000078D0000-0x00000000078E1000-memory.dmp

Filesize
68KB

Download
memory/3692-69-0x0000000007900000-0x000000000790E000-memory.dmp

Filesize
56KB

Download
memory/3692-70-0x0000000007910000-0x0000000007924000-memory.dmp

Filesize
80KB

Download
memory/3692-71-0x0000000007A10000-0x0000000007A2A000-memory.dmp

Filesize
104KB

Download
memory/3692-72-0x00000000079F0000-0x00000000079F8000-memory.dmp

Filesize
32KB

Download
memory/3692-75-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-19-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3692-18-0x00000000055D0000-0x0000000005BF8000-memory.dmp

Filesize
6.2MB

Download
memory/3692-15-0x0000000004E00000-0x0000000004E36000-memory.dmp

Filesize
216KB

Download