blackmoon | 0ff713c7e9169e214088a288d29829a9d180baaa144f55da392dcada4c22bc30

Analysis

max time kernel
169s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
submitted
25/07/2022, 08:37

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General

Target
e0fac190218ff59d4b641b03f0c397b7.exe
Size 1.2MB
Sample220725-kh522aagg8
SHA256 0ff713c7e9169e214088a288d29829a9d180baaa144f55da392dcada4c22bc30
MD5 e0fac190218ff59d4b641b03f0c397b7
SHA1 5720c4c9b93ab5c0236af2120cc4622a2b1a59e3
SHA512 f41126ae590bb69fa8a809ae4877c542d03d66fc23e359ec0e918c292a10077b6d53ebca649205607df1123d282d5ed6ad15a4717b40c66154a1ff641cdafc05
MD5 SHA1 SHA512

Score

10^/10

blackmoon banker persistence trojan upx

Malware Config

Signatures

Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 5 IoCs

resource	yara_rule
behavioral2/memory/3660-135-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon
behavioral2/memory/3660-138-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon
behavioral2/files/0x000d000000022e80-139.dat	family_blackmoon
behavioral2/files/0x000d000000022e80-140.dat	family_blackmoon
behavioral2/memory/3660-142-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SQL Server Reporting Services (MSSQLSERVSER)\Parameters\ServiceDll = "C:\\ProgramData\\Microsoft\\Windows\\GameExplorer\\Remote.hlp"	e0fac190218ff59d4b641b03f0c397b7.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3672-130-0x0000000000400000-0x00000000005CA000-memory.dmp	upx
behavioral2/memory/3660-132-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/3660-134-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/3660-135-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/3672-136-0x0000000000400000-0x00000000005CA000-memory.dmp	upx
behavioral2/memory/3660-138-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/3660-142-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/4228-145-0x0000000001440000-0x000000000144B000-memory.dmp	upx
behavioral2/memory/4228-146-0x0000000001440000-0x000000000144B000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
4228	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Delete00.bat	e0fac190218ff59d4b641b03f0c397b7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3672 set thread context of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4308	sc.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1620	PING.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
3660	e0fac190218ff59d4b641b03f0c397b7.exe
3660	e0fac190218ff59d4b641b03f0c397b7.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe
4228	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3660	e0fac190218ff59d4b641b03f0c397b7.exe
Token: SeDebugPrivilege	4228	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83
PID 3672 wrote to memory of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83
PID 3672 wrote to memory of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83
PID 3672 wrote to memory of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83
PID 3672 wrote to memory of 3660	3672	e0fac190218ff59d4b641b03f0c397b7.exe	83
PID 3660 wrote to memory of 4308	3660	e0fac190218ff59d4b641b03f0c397b7.exe	84
PID 3660 wrote to memory of 4308	3660	e0fac190218ff59d4b641b03f0c397b7.exe	84
PID 3660 wrote to memory of 4308	3660	e0fac190218ff59d4b641b03f0c397b7.exe	84
PID 3660 wrote to memory of 8	3660	e0fac190218ff59d4b641b03f0c397b7.exe	87
PID 3660 wrote to memory of 8	3660	e0fac190218ff59d4b641b03f0c397b7.exe	87
PID 3660 wrote to memory of 8	3660	e0fac190218ff59d4b641b03f0c397b7.exe	87
PID 8 wrote to memory of 1620	8	cmd.exe	89
PID 8 wrote to memory of 1620	8	cmd.exe	89
PID 8 wrote to memory of 1620	8	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe
"C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe
  2⤵
  - Sets DLL path for service in the registry
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3660
- - C:\Windows\SysWOW64\sc.exe
    sc failure SQL Server Reporting Services (MSSQLSERVSER) reset= 86400 actions= restart/1000
    3⤵
    - Launches sc.exe
    PID:4308
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\System32\\Delete00.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:8
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1620

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Remote.hlp

Path C:\ProgramData\Microsoft\Windows\GameExplorer\Remote.hlp
Size 936KB
SHA256 b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a
MD5 2148ed98f723563683990f569d23bf43
SHA1 25cfad1a06933f65f7d110a81d7adbfa83c19005
SHA512 8ac4b829802e3238fcdf6629b09417dfb48b04d18880a230a387b3673c724a8281c795c83e7a088c12ef676b9fd054b70f90aebca34a1217fc7376aeb9f13dfa
SSDEEP 24576:7DCtrH5pkRinnoxs6+ODt7WG002MK9vuHy474SvPeLEu5MKVLn7KnT+bu8JKCwOc:n2rZpkEoxs6+OX2qNhOG5
MD5 SHA1 SHA512 SSDEEP

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Delete00.bat

Path C:\Windows\SysWOW64\Delete00.bat
Size 133B
SHA256 f216150b744e134c33f1cea79275617d507af57b984b9c637b904976d6b29a3a
MD5 dc3b149f24124fccaf30e3a09e297fad
SHA1 4dc288d951d5804c1b2edaef41987971e7e9f1ae
SHA512 352bf15f0f37b7816d3186c7eae0e67d5c746f2a1fa9e0ca07813bc282e76edef70701a97f97acc3db9185966fe22c265ea5d6dd331e401c527a365ff0c28f34
MD5 SHA1 SHA512

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remote.hlp

Path \??\c:\programdata\microsoft\windows\gameexplorer\remote.hlp
Size 936KB
SHA256 b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a
MD5 2148ed98f723563683990f569d23bf43
SHA1 25cfad1a06933f65f7d110a81d7adbfa83c19005
SHA512 8ac4b829802e3238fcdf6629b09417dfb48b04d18880a230a387b3673c724a8281c795c83e7a088c12ef676b9fd054b70f90aebca34a1217fc7376aeb9f13dfa
SSDEEP 24576:7DCtrH5pkRinnoxs6+ODt7WG002MK9vuHy474SvPeLEu5MKVLn7KnT+bu8JKCwOc:n2rZpkEoxs6+OX2qNhOG5
MD5 SHA1 SHA512 SSDEEP

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memory/3660-138-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/3660-132-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/3660-142-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/3660-134-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/3660-135-0x0000000000400000-0x0000000000611000-memory.dmp

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memory/3672-130-0x0000000000400000-0x00000000005CA000-memory.dmp

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memory/3672-136-0x0000000000400000-0x00000000005CA000-memory.dmp

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memory/4228-145-0x0000000001440000-0x000000000144B000-memory.dmp

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memory/4228-146-0x0000000001440000-0x000000000144B000-memory.dmp

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