blackmoon | 4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4

General

Target

JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
Size

1.2MB
MD5

6f35b08c9912b7a816469bca86fdf3ae
SHA1

8876ab04ed43f76b9568f0c9055e6defaeb7bf82
SHA256

4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4
SHA512

fdf9c975a98f89d6c7393ac9be1c42e00653e3e36eb1717f1cd0986a6fc2f31ecf5aaba41860ea7f202061008b67bbdbf81fecb13e37e6171f66acb7f704e762
SSDEEP

24576:iB0NWp6nr52LyDXRfJ5dwEztbXCmAUscM7P8g6A7Vpg83atTUHnlr:iBSDnV3XRfJ/emAUscMoCVuw

Score

10^/10

blackmoon banker discovery persistence trojan upx

Malware Config

Signatures

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

Detect Blackmoon payload 12 IoCs

resource	yara_rule
behavioral2/memory/2540-6-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon
behavioral2/memory/2540-4-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon
behavioral2/files/0x000c000000023b7e-11.dat	family_blackmoon
behavioral2/memory/2540-17-0x0000000000400000-0x0000000000611000-memory.dmp	family_blackmoon
behavioral2/memory/1940-21-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-23-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-24-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-25-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-26-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-29-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-32-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon
behavioral2/memory/1940-33-0x0000000010000000-0x0000000010100000-memory.dmp	family_blackmoon

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

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"	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe

Loads dropped DLL 1 IoCs

pid	Process
1940	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Delete00.bat	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2324-0-0x0000000000400000-0x00000000005CA000-memory.dmp	upx
behavioral2/memory/2540-5-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/2540-3-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/2324-8-0x0000000000400000-0x00000000005CA000-memory.dmp	upx
behavioral2/memory/2540-6-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/2540-4-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/2540-17-0x0000000000400000-0x0000000000611000-memory.dmp	upx
behavioral2/memory/1940-19-0x0000000000F40000-0x0000000000F4B000-memory.dmp	upx
behavioral2/memory/1940-18-0x0000000000F40000-0x0000000000F4B000-memory.dmp	upx
behavioral2/memory/1940-22-0x0000000000F40000-0x0000000000F4B000-memory.dmp	upx

Launches sc.exe 1 IoCs

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

pid	Process
2572	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4944	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4944	PING.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe
1940	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
Token: SeDebugPrivilege	1940	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82
PID 2324 wrote to memory of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82
PID 2324 wrote to memory of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82
PID 2324 wrote to memory of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82
PID 2324 wrote to memory of 2540	2324	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	82
PID 2540 wrote to memory of 2572	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	83
PID 2540 wrote to memory of 2572	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	83
PID 2540 wrote to memory of 2572	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	83
PID 2540 wrote to memory of 3616	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	86
PID 2540 wrote to memory of 3616	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	86
PID 2540 wrote to memory of 3616	2540	JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe	86
PID 3616 wrote to memory of 4944	3616	cmd.exe	88
PID 3616 wrote to memory of 4944	3616	cmd.exe	88
PID 3616 wrote to memory of 4944	3616	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c4b544c76032b488d500a4a6f88fffdb4f2279b00f7e9a8de6af6831be82fa4.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\sc.exe
    sc failure SQL Server Reporting Services (MSSQLSERVSER) reset= 86400 actions= restart/1000
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2572
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\System32\\Delete00.bat
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3616
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:4944

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

1

T1018

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Delete00.bat

Filesize
179B

MD5
e21eaa4fcc261ac13d6b9c4efc9f8283

SHA1
c4f6ca62bb941ecad22c68c4ba1e8c055541fdfb

SHA256
aef3a7f30410deef5b42ad56589a4bd0e109b1ef5854890a9257718aadc25067

SHA512
4b59758b42c810784fd0f3a6679c4711c891c31c5026c69e0e74bc523878fb416cac7948abc467c6481796f10724cae805b55e5d34e3b23fdeccfc7a7c5c3c44

Download Submit
\??\c:\programdata\microsoft\windows\gameexplorer\remote.hlp

Filesize
936KB

MD5
2148ed98f723563683990f569d23bf43

SHA1
25cfad1a06933f65f7d110a81d7adbfa83c19005

SHA256
b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a

SHA512
8ac4b829802e3238fcdf6629b09417dfb48b04d18880a230a387b3673c724a8281c795c83e7a088c12ef676b9fd054b70f90aebca34a1217fc7376aeb9f13dfa

Download Submit
memory/1940-25-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-23-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-33-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-32-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-29-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-26-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-19-0x0000000000F40000-0x0000000000F4B000-memory.dmp

Filesize
44KB

Download
memory/1940-18-0x0000000000F40000-0x0000000000F4B000-memory.dmp

Filesize
44KB

Download
memory/1940-24-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/1940-22-0x0000000000F40000-0x0000000000F4B000-memory.dmp

Filesize
44KB

Download
memory/1940-21-0x0000000010000000-0x0000000010100000-memory.dmp

Filesize
1024KB

Download
memory/2324-0-0x0000000000400000-0x00000000005CA000-memory.dmp

Filesize
1.8MB

Download
memory/2324-8-0x0000000000400000-0x00000000005CA000-memory.dmp

Filesize
1.8MB

Download
memory/2540-5-0x0000000000400000-0x0000000000611000-memory.dmp

Filesize
2.1MB

Download
memory/2540-17-0x0000000000400000-0x0000000000611000-memory.dmp

Filesize
2.1MB

Download
memory/2540-3-0x0000000000400000-0x0000000000611000-memory.dmp

Filesize
2.1MB

Download
memory/2540-4-0x0000000000400000-0x0000000000611000-memory.dmp

Filesize
2.1MB

Download
memory/2540-6-0x0000000000400000-0x0000000000611000-memory.dmp

Filesize
2.1MB

Download

Analysis

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