metasploit | 81b281cb9dbf824635fb99b59977d3114cccd014db605d2f3f693383ed6b4ef3

General

Target

sample-20240221.exe
Size

141KB
MD5

948fe924100ae457c1b1b9095a7fca6b
SHA1

67a664311ed0c4b5f1daf68c9d898909e77274c7
SHA256

81b281cb9dbf824635fb99b59977d3114cccd014db605d2f3f693383ed6b4ef3
SHA512

a5c0edda2d2226cd2439195c31a0c83fe46dcfa0a2f93ad0861ae96247cdc9a324030dfd34a0034e5e460ebedea382c76adf8820c6b71edc8a398bf32c094ee1
SSDEEP

3072:aCH7vIoTjjzwItUJXVLkJRqCpWf/xaIloI8pH1bui5N8:Rk2UJXiRvpGOpj5N8

Score

10^/10

metasploit backdoor persistence trojan upx

Malware Config

Extracted

Family

metasploit

Version

windows/shell_bind_tcp

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/320-0-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral1/memory/320-3-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

sample-20240221.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\KopperDroid = "C:\\Users\\Admin\\Desktop\\sorbet.exe"	sample-20240221.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

WMIC.exemsiexec.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	800	WMIC.exe
Token: SeSecurityPrivilege	800	WMIC.exe
Token: SeTakeOwnershipPrivilege	800	WMIC.exe
Token: SeLoadDriverPrivilege	800	WMIC.exe
Token: SeSystemProfilePrivilege	800	WMIC.exe
Token: SeSystemtimePrivilege	800	WMIC.exe
Token: SeProfSingleProcessPrivilege	800	WMIC.exe
Token: SeIncBasePriorityPrivilege	800	WMIC.exe
Token: SeCreatePagefilePrivilege	800	WMIC.exe
Token: SeBackupPrivilege	800	WMIC.exe
Token: SeRestorePrivilege	800	WMIC.exe
Token: SeShutdownPrivilege	800	WMIC.exe
Token: SeDebugPrivilege	800	WMIC.exe
Token: SeSystemEnvironmentPrivilege	800	WMIC.exe
Token: SeRemoteShutdownPrivilege	800	WMIC.exe
Token: SeUndockPrivilege	800	WMIC.exe
Token: SeManageVolumePrivilege	800	WMIC.exe
Token: 33	800	WMIC.exe
Token: 34	800	WMIC.exe
Token: 35	800	WMIC.exe
Token: SeIncreaseQuotaPrivilege	800	WMIC.exe
Token: SeSecurityPrivilege	800	WMIC.exe
Token: SeTakeOwnershipPrivilege	800	WMIC.exe
Token: SeLoadDriverPrivilege	800	WMIC.exe
Token: SeSystemProfilePrivilege	800	WMIC.exe
Token: SeSystemtimePrivilege	800	WMIC.exe
Token: SeProfSingleProcessPrivilege	800	WMIC.exe
Token: SeIncBasePriorityPrivilege	800	WMIC.exe
Token: SeCreatePagefilePrivilege	800	WMIC.exe
Token: SeBackupPrivilege	800	WMIC.exe
Token: SeRestorePrivilege	800	WMIC.exe
Token: SeShutdownPrivilege	800	WMIC.exe
Token: SeDebugPrivilege	800	WMIC.exe
Token: SeSystemEnvironmentPrivilege	800	WMIC.exe
Token: SeRemoteShutdownPrivilege	800	WMIC.exe
Token: SeUndockPrivilege	800	WMIC.exe
Token: SeManageVolumePrivilege	800	WMIC.exe
Token: 33	800	WMIC.exe
Token: 34	800	WMIC.exe
Token: 35	800	WMIC.exe
Token: SeRestorePrivilege	2348	msiexec.exe
Token: SeTakeOwnershipPrivilege	2348	msiexec.exe
Token: SeSecurityPrivilege	2348	msiexec.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

sample-20240221.execmd.exe

description	pid	process	target process
PID 320 wrote to memory of 3008	320	sample-20240221.exe	cmd.exe
PID 320 wrote to memory of 3008	320	sample-20240221.exe	cmd.exe
PID 320 wrote to memory of 3008	320	sample-20240221.exe	cmd.exe
PID 320 wrote to memory of 3008	320	sample-20240221.exe	cmd.exe
PID 3008 wrote to memory of 800	3008	cmd.exe	WMIC.exe
PID 3008 wrote to memory of 800	3008	cmd.exe	WMIC.exe
PID 3008 wrote to memory of 800	3008	cmd.exe	WMIC.exe
PID 3008 wrote to memory of 800	3008	cmd.exe	WMIC.exe
PID 320 wrote to memory of 2032	320	sample-20240221.exe	colorcpl.exe
PID 320 wrote to memory of 2032	320	sample-20240221.exe	colorcpl.exe
PID 320 wrote to memory of 2032	320	sample-20240221.exe	colorcpl.exe
PID 320 wrote to memory of 2032	320	sample-20240221.exe	colorcpl.exe

C:\Users\Admin\AppData\Local\Temp\sample-20240221.exe
"C:\Users\Admin\AppData\Local\Temp\sample-20240221.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c wmic.exe product get Name
2⤵
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic.exe product get Name
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:800

C:\Windows\SysWOW64\colorcpl.exe
colorcpl.exe
2⤵
PID:2032

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/320-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/320-3-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads