formbook | 10b78bea9f7acc71be5868fb39e4941c06ec08c4b0ea25b0957ec6b63fe37e20

Analysis

max time kernel
148s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2025 13:50

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General

Target

MtpEVOhIlX08ZbN.exe
Size

835KB
MD5

ff5640b9478170f504c7a344f2cfd2f0
SHA1

3ada7fc9fd12140209115cda646b3ecb1a8c8ec4
SHA256

10b78bea9f7acc71be5868fb39e4941c06ec08c4b0ea25b0957ec6b63fe37e20
SHA512

db9e03be02bb52112cef4622bfe2d134b87f9e66227501d50326138aab17fcaf7aef91950e4131b3fdaa7d1b960fafc5284a181ef53351ae7d377502ffc7f6b8
SSDEEP

12288:fEUM8HCoR6k/LbPWJxKXuNMe7IiSR61+7iRTKJq5:MUMRCNLbOSX67IiU61+7In

Score

10^/10

formbook b02a discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b02a

Decoy

nnovate.host

yrvo.shop

obify.party

55665.one

vlisazouasiul.store

arjohbs.shop

mjsccc5716.shop

nfluencer-marketing-86606.bond

atellite-internet-74549.bond

arehouse-inventory-82506.bond

kanzaturf.net

airbypatrickmcguire.net

90880a15.buzz

ancake888.info

hopcroma.store

usinessloanscanada524285.icu

mdjr.world

9kct.xyz

ombrd.finance

luratu.xyz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/4240-45-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3936-92-0x00000000010F0000-0x000000000111F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2376	powershell.exe
1744	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-1-5-21-4003209913-3868522715-854928974-1000\Control Panel\International\Geo\Nation	MtpEVOhIlX08ZbN.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3664 set thread context of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 4240 set thread context of 3408	4240	RegSvcs.exe	56
PID 3936 set thread context of 3408	3936	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 6 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	MtpEVOhIlX08ZbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	mstsc.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
4716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3664	MtpEVOhIlX08ZbN.exe
2376	powershell.exe
1744	powershell.exe
3664	MtpEVOhIlX08ZbN.exe
3664	MtpEVOhIlX08ZbN.exe
3664	MtpEVOhIlX08ZbN.exe
4240	RegSvcs.exe
4240	RegSvcs.exe
4240	RegSvcs.exe
4240	RegSvcs.exe
2376	powershell.exe
1744	powershell.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe
3936	mstsc.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4240	RegSvcs.exe
4240	RegSvcs.exe
4240	RegSvcs.exe
3936	mstsc.exe
3936	mstsc.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	3664	MtpEVOhIlX08ZbN.exe
Token: SeDebugPrivilege	2376	powershell.exe
Token: SeDebugPrivilege	1744	powershell.exe
Token: SeDebugPrivilege	4240	RegSvcs.exe
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeDebugPrivilege	3936	mstsc.exe
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3408	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 2376	3664	MtpEVOhIlX08ZbN.exe	86
PID 3664 wrote to memory of 2376	3664	MtpEVOhIlX08ZbN.exe	86
PID 3664 wrote to memory of 2376	3664	MtpEVOhIlX08ZbN.exe	86
PID 3664 wrote to memory of 1744	3664	MtpEVOhIlX08ZbN.exe	88
PID 3664 wrote to memory of 1744	3664	MtpEVOhIlX08ZbN.exe	88
PID 3664 wrote to memory of 1744	3664	MtpEVOhIlX08ZbN.exe	88
PID 3664 wrote to memory of 4716	3664	MtpEVOhIlX08ZbN.exe	90
PID 3664 wrote to memory of 4716	3664	MtpEVOhIlX08ZbN.exe	90
PID 3664 wrote to memory of 4716	3664	MtpEVOhIlX08ZbN.exe	90
PID 3664 wrote to memory of 860	3664	MtpEVOhIlX08ZbN.exe	92
PID 3664 wrote to memory of 860	3664	MtpEVOhIlX08ZbN.exe	92
PID 3664 wrote to memory of 860	3664	MtpEVOhIlX08ZbN.exe	92
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3664 wrote to memory of 4240	3664	MtpEVOhIlX08ZbN.exe	93
PID 3408 wrote to memory of 3936	3408	Explorer.EXE	94
PID 3408 wrote to memory of 3936	3408	Explorer.EXE	94
PID 3408 wrote to memory of 3936	3408	Explorer.EXE	94
PID 3936 wrote to memory of 5076	3936	mstsc.exe	95
PID 3936 wrote to memory of 5076	3936	mstsc.exe	95
PID 3936 wrote to memory of 5076	3936	mstsc.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.exe
  "C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.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:3664
- - 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\MtpEVOhIlX08ZbN.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2376
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sHjGErDAO.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1744
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sHjGErDAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF647.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4716
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:860
- - 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:4240
- 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:3936
- - 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:5076

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
dcb7af0d76b1e499b1f9634af61c4a9a

SHA1
0aae0f61665ff00b4aaf7d9f41b8a8cd956ee27a

SHA256
2100626a93788686cd679788a2f02fe37e19da680b75719e36b572158a4b5e5a

SHA512
1babf3cf5380077db87e3713950ce971eb9656e2ba634edc151226f96e2c4c4faeeca6639c75de6343a30abae78577d9e52fc3916bdec3ee51062332f569f199

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q1lgmqmy.crn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF647.tmp

Filesize
1KB

MD5
02068881f212a309e5ea272f592dcfdd

SHA1
87911c7304111f7b250e17bda37aa01ad94f045a

SHA256
175a7a1e6c2668a7f636b4d9b9c64ccdd5778b9c7b8352511f5cf22aa5461dd9

SHA512
c30e3d6e845e1af5723a085d7c90bdf164faeabb7100e5413b0383d78fc7301bdde5e2ec2a22e04227e2cff7bf477e67f53e19ba88ec74927c3d7fae379cd728

Download Submit
memory/1744-81-0x0000000007A90000-0x0000000007A9E000-memory.dmp

Filesize
56KB

Download
memory/1744-82-0x0000000007AA0000-0x0000000007AB4000-memory.dmp

Filesize
80KB

Download
memory/1744-20-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/1744-80-0x0000000007A60000-0x0000000007A71000-memory.dmp

Filesize
68KB

Download
memory/1744-79-0x0000000007AE0000-0x0000000007B76000-memory.dmp

Filesize
600KB

Download
memory/1744-78-0x00000000078D0000-0x00000000078DA000-memory.dmp

Filesize
40KB

Download
memory/1744-64-0x000000006FAB0000-0x000000006FAFC000-memory.dmp

Filesize
304KB

Download
memory/1744-84-0x0000000007B80000-0x0000000007B88000-memory.dmp

Filesize
32KB

Download
memory/1744-22-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/1744-91-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2376-48-0x0000000006830000-0x000000000684E000-memory.dmp

Filesize
120KB

Download
memory/2376-49-0x0000000006DC0000-0x0000000006E0C000-memory.dmp

Filesize
304KB

Download
memory/2376-17-0x0000000005B50000-0x0000000006178000-memory.dmp

Filesize
6.2MB

Download
memory/2376-18-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2376-16-0x0000000002F10000-0x0000000002F46000-memory.dmp

Filesize
216KB

Download
memory/2376-25-0x00000000061F0000-0x0000000006256000-memory.dmp

Filesize
408KB

Download
memory/2376-24-0x0000000006180000-0x00000000061E6000-memory.dmp

Filesize
408KB

Download
memory/2376-15-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2376-32-0x0000000006260000-0x00000000065B4000-memory.dmp

Filesize
3.3MB

Download
memory/2376-74-0x00000000081D0000-0x000000000884A000-memory.dmp

Filesize
6.5MB

Download
memory/2376-23-0x0000000005A50000-0x0000000005A72000-memory.dmp

Filesize
136KB

Download
memory/2376-87-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/2376-83-0x0000000007E90000-0x0000000007EAA000-memory.dmp

Filesize
104KB

Download
memory/2376-75-0x0000000007B50000-0x0000000007B6A000-memory.dmp

Filesize
104KB

Download
memory/2376-52-0x000000006FAB0000-0x000000006FAFC000-memory.dmp

Filesize
304KB

Download
memory/2376-51-0x0000000007860000-0x0000000007892000-memory.dmp

Filesize
200KB

Download
memory/2376-62-0x0000000006E10000-0x0000000006E2E000-memory.dmp

Filesize
120KB

Download
memory/2376-63-0x0000000007AA0000-0x0000000007B43000-memory.dmp

Filesize
652KB

Download
memory/2376-19-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3408-95-0x0000000008AD0000-0x0000000008BDD000-memory.dmp

Filesize
1.1MB

Download
memory/3664-7-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/3664-5-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-1-0x0000000000B50000-0x0000000000C28000-memory.dmp

Filesize
864KB

Download
memory/3664-9-0x00000000015A0000-0x000000000161A000-memory.dmp

Filesize
488KB

Download
memory/3664-8-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-10-0x000000000D600000-0x000000000D69C000-memory.dmp

Filesize
624KB

Download
memory/3664-6-0x0000000005A60000-0x0000000005A7E000-memory.dmp

Filesize
120KB

Download
memory/3664-2-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/3664-50-0x0000000074BB0000-0x0000000075360000-memory.dmp

Filesize
7.7MB

Download
memory/3664-4-0x0000000005590000-0x000000000559A000-memory.dmp

Filesize
40KB

Download
memory/3664-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/3664-3-0x00000000054D0000-0x0000000005562000-memory.dmp

Filesize
584KB

Download
memory/3936-76-0x0000000000350000-0x000000000048A000-memory.dmp

Filesize
1.2MB

Download
memory/3936-77-0x0000000000350000-0x000000000048A000-memory.dmp

Filesize
1.2MB

Download
memory/3936-92-0x00000000010F0000-0x000000000111F000-memory.dmp

Filesize
188KB

Download
memory/4240-45-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download