formbook | 10b78bea9f7acc71be5868fb39e4941c06ec08c4b0ea25b0957ec6b63fe37e20

Analysis

max time kernel
146s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 13:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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/2836-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/868-30-0x0000000000090000-0x00000000000BF000-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
3048	powershell.exe
2164	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2836 set thread context of 1188	2836	RegSvcs.exe	21
PID 868 set thread context of 1188	868	rundll32.exe	21

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
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

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
2796	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2948	MtpEVOhIlX08ZbN.exe
2948	MtpEVOhIlX08ZbN.exe
3048	powershell.exe
2164	powershell.exe
2836	RegSvcs.exe
2836	RegSvcs.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe
868	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2836	RegSvcs.exe
2836	RegSvcs.exe
2836	RegSvcs.exe
868	rundll32.exe
868	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	MtpEVOhIlX08ZbN.exe
Token: SeDebugPrivilege	3048	powershell.exe
Token: SeDebugPrivilege	2164	powershell.exe
Token: SeDebugPrivilege	2836	RegSvcs.exe
Token: SeDebugPrivilege	868	rundll32.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 3048	2948	MtpEVOhIlX08ZbN.exe	31
PID 2948 wrote to memory of 3048	2948	MtpEVOhIlX08ZbN.exe	31
PID 2948 wrote to memory of 3048	2948	MtpEVOhIlX08ZbN.exe	31
PID 2948 wrote to memory of 3048	2948	MtpEVOhIlX08ZbN.exe	31
PID 2948 wrote to memory of 2164	2948	MtpEVOhIlX08ZbN.exe	33
PID 2948 wrote to memory of 2164	2948	MtpEVOhIlX08ZbN.exe	33
PID 2948 wrote to memory of 2164	2948	MtpEVOhIlX08ZbN.exe	33
PID 2948 wrote to memory of 2164	2948	MtpEVOhIlX08ZbN.exe	33
PID 2948 wrote to memory of 2796	2948	MtpEVOhIlX08ZbN.exe	35
PID 2948 wrote to memory of 2796	2948	MtpEVOhIlX08ZbN.exe	35
PID 2948 wrote to memory of 2796	2948	MtpEVOhIlX08ZbN.exe	35
PID 2948 wrote to memory of 2796	2948	MtpEVOhIlX08ZbN.exe	35
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 2948 wrote to memory of 2836	2948	MtpEVOhIlX08ZbN.exe	37
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 1188 wrote to memory of 868	1188	Explorer.EXE	38
PID 868 wrote to memory of 2992	868	rundll32.exe	39
PID 868 wrote to memory of 2992	868	rundll32.exe	39
PID 868 wrote to memory of 2992	868	rundll32.exe	39
PID 868 wrote to memory of 2992	868	rundll32.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1188
- 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:2948
- - 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:3048
- - 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:2164
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sHjGErDAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1A25.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2796
- - 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:2836
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:868
- - 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:2992

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1A25.tmp

Filesize
1KB

MD5
2eca5a6501b1f06f313ba218bdd260b1

SHA1
1781563a971d8311b0031e8809db3f1063422f16

SHA256
0c54ebb18ad6d8ea9750e1209bd441ca82823589b6b31d9dff55d842a9af39cb

SHA512
503df6bc23e5b3886bba645e57dcbfd58b64e4abff73db260094c2c5b2d40552eec06a566dc4b9e20004dbdf10ae3cf97f2e75f21c7e7cca8857757c2dfd5f87

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\127DG2BMJRPM5925D8AG.temp

Filesize
7KB

MD5
ab7d1ec7816c379d8ac4c55a03c8473f

SHA1
d1ca4c97b3f942d4df3939f4930ef6778cbd01a4

SHA256
a24e6c181bb702da282dae113ed9e9287a6a50ea2d88cae1d021f1c45ab96426

SHA512
6db1b3530799ea2c2dbc6b1dddaab5929ffa78e398ed2ab8262dd707380b7de1911caf875d9178f76dbe4d7d8e8344aa7be41bd36ba5b0d7777dcb0b8e8f9878

Download Submit
memory/868-30-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/868-29-0x0000000000D00000-0x0000000000D0E000-memory.dmp

Filesize
56KB

Download
memory/868-27-0x0000000000D00000-0x0000000000D0E000-memory.dmp

Filesize
56KB

Download
memory/2836-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2836-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-6-0x0000000000620000-0x000000000069A000-memory.dmp

Filesize
488KB

Download
memory/2948-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2948-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2948-25-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-3-0x0000000001E70000-0x0000000001E8E000-memory.dmp

Filesize
120KB

Download
memory/2948-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-1-0x00000000000E0000-0x00000000001B8000-memory.dmp

Filesize
864KB

Download