Malware Analysis Report

2024-09-11 16:58

Sample ID 240614-kdb86awdnk
Target Tomcat.bin
SHA256 5b1b08a4b4ce88ba1181b53b70f8a03d11726ce18869cc14ff4d7832a6ae0acb
Tags
blackmoon banker trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5b1b08a4b4ce88ba1181b53b70f8a03d11726ce18869cc14ff4d7832a6ae0acb

Threat Level: Known bad

The file Tomcat.bin was found to be: Known bad.

Malicious Activity Summary

blackmoon banker trojan upx

Blackmoon family

Blackmoon, KrBanker

Detect Blackmoon payload

Drops startup file

UPX packed file

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-14 08:28

Signatures

Blackmoon family

blackmoon

Detect Blackmoon payload

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 08:28

Reported

2024-06-14 08:30

Platform

win10v2004-20240508-ja

Max time kernel

66s

Max time network

73s

Command Line

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

Signatures

Blackmoon, KrBanker

trojan banker blackmoon

Detect Blackmoon payload

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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WPS.lnk C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A

UPX packed file

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

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Tomcat.exe N/A

Processes

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

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

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

Network

Country Destination Domain Proto
HK 206.238.115.178:3760 tcp
HK 206.238.115.178:3760 tcp
HK 206.238.115.178:3760 tcp
HK 206.238.115.178:3760 tcp

Files

memory/4800-0-0x0000000010000000-0x0000000010109000-memory.dmp

memory/4800-6-0x0000000000C2D000-0x0000000000C2E000-memory.dmp

memory/4800-7-0x0000000000BE0000-0x0000000000DD7000-memory.dmp

memory/4800-10-0x0000000000BE0000-0x0000000000DD7000-memory.dmp

memory/4800-9-0x0000000003080000-0x0000000003098000-memory.dmp

memory/4800-11-0x0000000000BE0000-0x0000000000DD7000-memory.dmp

memory/4800-12-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-13-0x0000000000BE0000-0x0000000000DD7000-memory.dmp

memory/4800-14-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-15-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-17-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-18-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-19-0x00000000037D0000-0x0000000003829000-memory.dmp

memory/4800-20-0x00000000037D0000-0x0000000003829000-memory.dmp