formbook | 10b78bea9f7acc71be5868fb39e4941c06ec08c4b0ea25b0957ec6b63fe37e20

Analysis

max time kernel
150s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 13:52

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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
behavioral1/memory/2576-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1032-29-0x0000000000080000-0x00000000000AF000-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
2844	powershell.exe
2832	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2576 set thread context of 1192	2576	RegSvcs.exe	20
PID 1032 set thread context of 1192	1032	help.exe	20

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	help.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
2804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2904	MtpEVOhIlX08ZbN.exe
2844	powershell.exe
2832	powershell.exe
2904	MtpEVOhIlX08ZbN.exe
2576	RegSvcs.exe
2576	RegSvcs.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe
1032	help.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2576	RegSvcs.exe
2576	RegSvcs.exe
2576	RegSvcs.exe
1032	help.exe
1032	help.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2904	MtpEVOhIlX08ZbN.exe
Token: SeDebugPrivilege	2844	powershell.exe
Token: SeDebugPrivilege	2832	powershell.exe
Token: SeDebugPrivilege	2576	RegSvcs.exe
Token: SeDebugPrivilege	1032	help.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2844	2904	MtpEVOhIlX08ZbN.exe	29
PID 2904 wrote to memory of 2844	2904	MtpEVOhIlX08ZbN.exe	29
PID 2904 wrote to memory of 2844	2904	MtpEVOhIlX08ZbN.exe	29
PID 2904 wrote to memory of 2844	2904	MtpEVOhIlX08ZbN.exe	29
PID 2904 wrote to memory of 2832	2904	MtpEVOhIlX08ZbN.exe	31
PID 2904 wrote to memory of 2832	2904	MtpEVOhIlX08ZbN.exe	31
PID 2904 wrote to memory of 2832	2904	MtpEVOhIlX08ZbN.exe	31
PID 2904 wrote to memory of 2832	2904	MtpEVOhIlX08ZbN.exe	31
PID 2904 wrote to memory of 2804	2904	MtpEVOhIlX08ZbN.exe	33
PID 2904 wrote to memory of 2804	2904	MtpEVOhIlX08ZbN.exe	33
PID 2904 wrote to memory of 2804	2904	MtpEVOhIlX08ZbN.exe	33
PID 2904 wrote to memory of 2804	2904	MtpEVOhIlX08ZbN.exe	33
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 2904 wrote to memory of 2576	2904	MtpEVOhIlX08ZbN.exe	35
PID 1192 wrote to memory of 1032	1192	Explorer.EXE	36
PID 1192 wrote to memory of 1032	1192	Explorer.EXE	36
PID 1192 wrote to memory of 1032	1192	Explorer.EXE	36
PID 1192 wrote to memory of 1032	1192	Explorer.EXE	36
PID 1032 wrote to memory of 828	1032	help.exe	37
PID 1032 wrote to memory of 828	1032	help.exe	37
PID 1032 wrote to memory of 828	1032	help.exe	37
PID 1032 wrote to memory of 828	1032	help.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.exe
  "C:\Users\Admin\AppData\Local\Temp\MtpEVOhIlX08ZbN.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2904
- - 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:2844
- - 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:2832
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sHjGErDAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3840.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2804
- - 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:2576
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:1032
- - 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:828

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3840.tmp

Filesize
1KB

MD5
db6c537b78c22dccc173cf56470ff9f8

SHA1
aa0dfcc91745be0b8d019e1141a8db7b86cefe1f

SHA256
adcec4cfe73856b35aa384788a5beea3a4a9d0865af3f210f93640dbab3dc738

SHA512
9dba65d2d59ad68ee5c32cfbc5cee7817ac9fb757c2d4a33eef42bcdd3c117967d39f86c355fd47ca756c7e4d24c60c85bdfbbbc4f9c35a2727d9c35176242b3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
caa53664f8f4ea48b1bc4f36eef46900

SHA1
f1c2d9d8e88baf7188be03ea81f8c8aeb12624f9

SHA256
67f6a88e63d93f65e80c122346c95581386a5d7f621c64d5b0a03e92fa00ef08

SHA512
6907d97d5b5dc019d6cc0d919406e64713200b33f1fe69c05511cdfcafcfccc571da9c64f03f95536a89d488ee9fa11c2404edf51909a20b7d678ba608d084a0

Download Submit
memory/1032-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1032-28-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/1192-27-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2576-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2576-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2576-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2576-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2904-6-0x0000000005D90000-0x0000000005E0A000-memory.dmp

Filesize
488KB

Download
memory/2904-5-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2904-4-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2904-0-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2904-25-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2904-3-0x00000000008A0000-0x00000000008BE000-memory.dmp

Filesize
120KB

Download
memory/2904-2-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2904-1-0x0000000001300000-0x00000000013D8000-memory.dmp

Filesize
864KB

Download