Malware Analysis Report

2025-04-14 08:33

Sample ID 240925-bwn61axajq
Target 3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe
SHA256 3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5
Tags
discovery persistence formbook e62s rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5

Threat Level: Known bad

The file 3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe was found to be: Known bad.

Malicious Activity Summary

discovery persistence formbook e62s rat spyware stealer trojan

Suspicious use of NtCreateUserProcessOtherParentProcess

Formbook

Formbook payload

Adds Run key to start application

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-25 01:29

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-25 01:29

Reported

2024-09-25 01:32

Platform

win7-20240708-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gaeqsfjr = "C:\\Users\\Admin\\AppData\\Roaming\\Gaeqsfjr.exe" C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe

"C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 920

Network

Country Destination Domain Proto
US 8.8.8.8:53 google.com udp

Files

memory/2316-0-0x000000007454E000-0x000000007454F000-memory.dmp

memory/2316-1-0x0000000000F60000-0x0000000001066000-memory.dmp

memory/2316-2-0x0000000005040000-0x000000000513E000-memory.dmp

memory/2316-12-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-19-0x0000000074540000-0x0000000074C2E000-memory.dmp

memory/2316-39-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-3-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-4-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-67-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-6-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-8-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-10-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-14-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-65-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-63-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-61-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-59-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-57-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-55-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-53-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-51-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-49-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-47-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-45-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-43-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-41-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-37-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-35-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-33-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-31-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-29-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-27-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-25-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-23-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-21-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-20-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-16-0x0000000005040000-0x0000000005138000-memory.dmp

memory/2316-1078-0x0000000074540000-0x0000000074C2E000-memory.dmp

memory/2316-1079-0x00000000048E0000-0x0000000004958000-memory.dmp

memory/2316-1080-0x0000000000590000-0x00000000005DC000-memory.dmp

memory/2316-1081-0x0000000000DD0000-0x0000000000E24000-memory.dmp

memory/2316-1083-0x000000007454E000-0x000000007454F000-memory.dmp

memory/2316-1084-0x0000000074540000-0x0000000074C2E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 01:29

Reported

2024-09-25 01:32

Platform

win10v2004-20240802-en

Max time kernel

146s

Max time network

144s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2320 created 3532 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Explorer.EXE

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gaeqsfjr = "C:\\Users\\Admin\\AppData\\Roaming\\Gaeqsfjr.exe" C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cscript.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2320 wrote to memory of 1264 N/A C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3532 wrote to memory of 4036 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cscript.exe
PID 3532 wrote to memory of 4036 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cscript.exe
PID 3532 wrote to memory of 4036 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cscript.exe
PID 4036 wrote to memory of 3048 N/A C:\Windows\SysWOW64\cscript.exe C:\Windows\SysWOW64\cmd.exe
PID 4036 wrote to memory of 3048 N/A C:\Windows\SysWOW64\cscript.exe C:\Windows\SysWOW64\cmd.exe
PID 4036 wrote to memory of 3048 N/A C:\Windows\SysWOW64\cscript.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe

"C:\Users\Admin\AppData\Local\Temp\3218d9e3413de3fc262447ccddd5f9f458c82abdb96943e830dfc3ebeb1a1de5.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"

C:\Windows\SysWOW64\cscript.exe

"C:\Windows\SysWOW64\cscript.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 google.com udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 www.orsaperevod.online udp
US 8.8.8.8:53 www.c7qkaihvsc.top udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 www.i5t3.christmas udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.1539.app udp
US 3.33.224.147:80 www.1539.app tcp
US 8.8.8.8:53 147.224.33.3.in-addr.arpa udp
US 8.8.8.8:53 www.nlinebankingrates.net udp

Files

memory/2320-0-0x000000007486E000-0x000000007486F000-memory.dmp

memory/2320-1-0x0000000000300000-0x0000000000406000-memory.dmp

memory/2320-2-0x00000000050C0000-0x00000000051BE000-memory.dmp

memory/2320-58-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-56-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-46-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-44-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-30-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-16-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-4-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-3-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-66-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-64-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-62-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-60-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-54-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-52-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-50-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-48-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-42-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-40-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-38-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-36-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-34-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-32-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-28-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-26-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-24-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-22-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-20-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-18-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-14-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-12-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-10-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-8-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-6-0x00000000050C0000-0x00000000051B8000-memory.dmp

memory/2320-71-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2320-1078-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2320-1079-0x0000000005860000-0x00000000058D8000-memory.dmp

memory/2320-1080-0x00000000053F0000-0x000000000543C000-memory.dmp

memory/2320-1081-0x00000000059A0000-0x0000000005A32000-memory.dmp

memory/2320-1082-0x0000000005A40000-0x0000000005AA6000-memory.dmp

memory/2320-1086-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2320-1087-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2320-1088-0x0000000074860000-0x0000000075010000-memory.dmp

memory/2320-1089-0x0000000006310000-0x00000000068B4000-memory.dmp

memory/2320-1090-0x0000000005EE0000-0x0000000005F34000-memory.dmp

memory/1264-1093-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2320-1094-0x0000000074860000-0x0000000075010000-memory.dmp

memory/3532-1099-0x0000000009040000-0x00000000091ED000-memory.dmp

memory/1264-1095-0x0000000000B50000-0x0000000000E9A000-memory.dmp

memory/1264-1098-0x00000000004C0000-0x00000000004D5000-memory.dmp

memory/1264-1097-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4036-1102-0x0000000000EF0000-0x0000000000F17000-memory.dmp

memory/3532-1104-0x0000000009040000-0x00000000091ED000-memory.dmp

memory/3532-1107-0x00000000033B0000-0x000000000345D000-memory.dmp

memory/3532-1110-0x00000000033B0000-0x000000000345D000-memory.dmp