Malware Analysis Report

2025-01-18 12:40

Sample ID 240402-l3rwksed23
Target d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.zip
SHA256 64dfa8fa8cf1bb8142635b93f4248696e8c184401cd1ef4a966421e9f9ce0f45
Tags
formbook hy07 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

64dfa8fa8cf1bb8142635b93f4248696e8c184401cd1ef4a966421e9f9ce0f45

Threat Level: Known bad

The file d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.zip was found to be: Known bad.

Malicious Activity Summary

formbook hy07 rat spyware stealer trojan

Formbook

Formbook payload

Checks computer location settings

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-02 10:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 10:03

Reported

2024-04-02 10:07

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2864 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2864 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2864 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2864 wrote to memory of 2636 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2864 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 2864 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 2864 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 2864 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 2864 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ozCkrZdsJL.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ozCkrZdsJL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp319B.tmp"

C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

Network

N/A

Files

memory/2864-1-0x0000000074A20000-0x000000007510E000-memory.dmp

memory/2864-0-0x0000000000E80000-0x0000000000F28000-memory.dmp

memory/2864-2-0x0000000000590000-0x00000000005D0000-memory.dmp

memory/2864-3-0x0000000000430000-0x0000000000442000-memory.dmp

memory/2864-4-0x0000000000450000-0x000000000045C000-memory.dmp

memory/2864-5-0x0000000005010000-0x0000000005086000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp319B.tmp

MD5 7778141c22e35509016ab88a9c4807e4
SHA1 717045f069a6cae88babc3b069b99c4e4f7d62e5
SHA256 90c3799642d34777a7aa390b767c164eb6d5d848e9a5dc75db4ac6bafde21414
SHA512 b8099b887f27a6bff29450a5b0bb968fac7655c2dc2d8b3e4020b492ffefe2778f0c64d8278685d6cfaa4c4780911cd07c2d9281ff2c4bc66f792e50c1c078b0

memory/2676-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2676-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2676-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2676-17-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2676-19-0x00000000008F0000-0x0000000000BF3000-memory.dmp

memory/2864-18-0x0000000074A20000-0x000000007510E000-memory.dmp

memory/2636-20-0x000000006EEB0000-0x000000006F45B000-memory.dmp

memory/2636-21-0x000000006EEB0000-0x000000006F45B000-memory.dmp

memory/2636-22-0x0000000002A40000-0x0000000002A80000-memory.dmp

memory/2636-23-0x0000000002A40000-0x0000000002A80000-memory.dmp

memory/2636-24-0x000000006EEB0000-0x000000006F45B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 10:03

Reported

2024-04-02 10:07

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1628 wrote to memory of 5052 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1628 wrote to memory of 5052 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1628 wrote to memory of 5052 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1628 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe
PID 1628 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ozCkrZdsJL.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ozCkrZdsJL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5EBA.tmp"

C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe

"C:\Users\Admin\AppData\Local\Temp\d56e9061e7f6df6e094d1582d817c381f8ce9ac6c3925cba5da96464487a18b7.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 9.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/1628-0-0x0000000000BC0000-0x0000000000C68000-memory.dmp

memory/1628-1-0x0000000074C70000-0x0000000075420000-memory.dmp

memory/1628-2-0x0000000005C60000-0x0000000006204000-memory.dmp

memory/1628-3-0x0000000005750000-0x00000000057E2000-memory.dmp

memory/1628-4-0x00000000032A0000-0x00000000032B0000-memory.dmp

memory/1628-6-0x00000000058E0000-0x000000000597C000-memory.dmp

memory/1628-5-0x0000000005660000-0x000000000566A000-memory.dmp

memory/1628-7-0x00000000059F0000-0x0000000005A02000-memory.dmp

memory/1628-8-0x0000000005A20000-0x0000000005A2C000-memory.dmp

memory/1628-9-0x0000000006BC0000-0x0000000006C36000-memory.dmp

memory/5052-14-0x0000000002840000-0x0000000002876000-memory.dmp

memory/5052-15-0x0000000074C70000-0x0000000075420000-memory.dmp

memory/5052-18-0x0000000005490000-0x0000000005AB8000-memory.dmp

memory/5052-19-0x0000000002890000-0x00000000028A0000-memory.dmp

memory/5052-17-0x0000000002890000-0x00000000028A0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp5EBA.tmp

MD5 2ab3fb8d87f943ba556515d670445c47
SHA1 64f054e51710e7bea60f92af3e7ffc361318f623
SHA256 7d17e0d64e02a47e145cc0c69718a4f4d82c9bf1ac9eae32a5f20f8b81236efd
SHA512 f7e94b6b2673c341f8cfe30b8b91322da0acb00feeb8a8e2db69c0a1d678dd11232fb21589aebe35208f79607dc5fe2ce8eb6d0499267b0857bc927f18ea6bac

memory/2000-20-0x0000000000400000-0x000000000042F000-memory.dmp

memory/5052-23-0x0000000005260000-0x00000000052C6000-memory.dmp

memory/1628-25-0x0000000074C70000-0x0000000075420000-memory.dmp

memory/2000-24-0x0000000001500000-0x000000000184A000-memory.dmp

memory/5052-26-0x00000000053D0000-0x0000000005436000-memory.dmp

memory/5052-22-0x00000000050C0000-0x00000000050E2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qvjoneu3.540.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5052-36-0x0000000005CC0000-0x0000000006014000-memory.dmp

memory/5052-37-0x0000000006170000-0x000000000618E000-memory.dmp

memory/5052-38-0x00000000061C0000-0x000000000620C000-memory.dmp

memory/5052-39-0x000000007FB60000-0x000000007FB70000-memory.dmp

memory/5052-41-0x0000000071160000-0x00000000711AC000-memory.dmp

memory/5052-40-0x0000000007120000-0x0000000007152000-memory.dmp

memory/5052-51-0x0000000002890000-0x00000000028A0000-memory.dmp

memory/5052-53-0x0000000006740000-0x000000000675E000-memory.dmp

memory/5052-52-0x0000000002890000-0x00000000028A0000-memory.dmp

memory/5052-54-0x0000000007360000-0x0000000007403000-memory.dmp

memory/5052-56-0x00000000074A0000-0x00000000074BA000-memory.dmp

memory/5052-55-0x0000000007AE0000-0x000000000815A000-memory.dmp

memory/5052-57-0x0000000007510000-0x000000000751A000-memory.dmp

memory/5052-58-0x0000000007720000-0x00000000077B6000-memory.dmp

memory/5052-59-0x00000000076A0000-0x00000000076B1000-memory.dmp

memory/5052-60-0x00000000076D0000-0x00000000076DE000-memory.dmp

memory/5052-61-0x00000000076E0000-0x00000000076F4000-memory.dmp

memory/5052-62-0x00000000077E0000-0x00000000077FA000-memory.dmp

memory/5052-63-0x00000000077C0000-0x00000000077C8000-memory.dmp

memory/5052-66-0x0000000074C70000-0x0000000075420000-memory.dmp