blackmoon | 61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a

General

Target

61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
Size

1.0MB
MD5

48098be8e5ae8010664d2e006cdc8a8e
SHA1

70e2042b9b3d52ddd133edd2e6c81f83f2ef0071
SHA256

61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a
SHA512

35fd1edcc721f4951dc14edf8ca00e0a9ef8558db599f56f735fb950cbf23de60e2a25ef58cb02ab6cfcaaa88707e8b3e2c2d5506ba34395203d27897d5e5d06
SSDEEP

24576:hCXGqiuTPZ54YAFWd815T2M5SwMsA2740a388/YolI5hMJWVY:sXGqiu3EFnP2LcA2va388AiI5

Score

10^/10

blackmoon banker 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 6 IoCs

resource	yara_rule
behavioral1/memory/2044-18-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon
behavioral1/memory/2044-19-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon
behavioral1/memory/2044-20-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon
behavioral1/memory/2376-39-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon
behavioral1/memory/2044-42-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon
behavioral1/memory/2376-44-0x0000000000400000-0x00000000007FC000-memory.dmp	family_blackmoon

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0009000000012029-21.dat	acprotect
behavioral1/files/0x0009000000012029-22.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2044	explorer.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2376-0-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-4-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-7-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-10-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-16-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-17-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-18-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-19-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-20-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/files/0x0009000000012029-21.dat	upx
behavioral1/memory/2044-23-0x0000000074E00000-0x0000000074F0B000-memory.dmp	upx
behavioral1/files/0x0009000000012029-22.dat	upx
behavioral1/memory/2376-39-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-41-0x0000000074E00000-0x0000000074F0B000-memory.dmp	upx
behavioral1/memory/2044-42-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-43-0x0000000074E00000-0x0000000074F0B000-memory.dmp	upx
behavioral1/memory/2376-44-0x0000000000400000-0x00000000007FC000-memory.dmp	upx
behavioral1/memory/2044-57-0x0000000074E00000-0x0000000074F0B000-memory.dmp	upx
behavioral1/memory/2044-71-0x0000000074E00000-0x0000000074F0B000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ExuiKrnln.dll	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
File created	C:\Windows\SysWOW64\ExuiKrnln.dll	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2044 set thread context of 2808	2044	explorer.exe	29

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
596	2376	WerFault.exe	27

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TypedURLs	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
Key created	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Internet Explorer\TypedURLs	explorer.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
2044	explorer.exe
2044	explorer.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
2044	explorer.exe
2044	explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2376 wrote to memory of 2044	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	28
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2044 wrote to memory of 2808	2044	explorer.exe	29
PID 2376 wrote to memory of 596	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	31
PID 2376 wrote to memory of 596	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	31
PID 2376 wrote to memory of 596	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	31
PID 2376 wrote to memory of 596	2376	61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe	31

C:\Users\Admin\AppData\Local\Temp\61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe
"C:\Users\Admin\AppData\Local\Temp\61efe3f6a91e5c6ef31b9c27ced0a0e6f1de73fcf6487b70e1ce69133c0fd99a.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:2808
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 588
  2⤵
  - Program crash
  PID:596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ExuiKrnln.dll

Filesize
328KB

MD5
6b0c10b774ee6dbcf0e4bd1557e7160b

SHA1
98e5502f0cb27e355062e8fa0b9aad80e5c0bbad

SHA256
335722b2684ffeac668ed8e9d7d582a395f9fc3d13f552f07c5d3ec7f025890f

SHA512
a44729fad75a090e4b3a0a4211ded10ef8ec499a7479efd2e3e6c448a3c625073b88e9e2c63c943f2fbcd9605aa9cc3cb1176a2ad61d91f22c4116948d66decf

Download Submit
\Windows\SysWOW64\ExuiKrnln.dll

Filesize
328KB

MD5
6b0c10b774ee6dbcf0e4bd1557e7160b

SHA1
98e5502f0cb27e355062e8fa0b9aad80e5c0bbad

SHA256
335722b2684ffeac668ed8e9d7d582a395f9fc3d13f552f07c5d3ec7f025890f

SHA512
a44729fad75a090e4b3a0a4211ded10ef8ec499a7479efd2e3e6c448a3c625073b88e9e2c63c943f2fbcd9605aa9cc3cb1176a2ad61d91f22c4116948d66decf

Download Submit
memory/2044-18-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-19-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-10-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2044-16-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-17-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-41-0x0000000074E00000-0x0000000074F0B000-memory.dmp

Filesize
1.0MB

Download
memory/2044-7-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-20-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-4-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-23-0x0000000074E00000-0x0000000074F0B000-memory.dmp

Filesize
1.0MB

Download
memory/2044-2-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2044-71-0x0000000074E00000-0x0000000074F0B000-memory.dmp

Filesize
1.0MB

Download
memory/2044-57-0x0000000074E00000-0x0000000074F0B000-memory.dmp

Filesize
1.0MB

Download
memory/2044-43-0x0000000074E00000-0x0000000074F0B000-memory.dmp

Filesize
1.0MB

Download
memory/2044-42-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2376-39-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2376-0-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2376-44-0x0000000000400000-0x00000000007FC000-memory.dmp

Filesize
4.0MB

Download
memory/2808-34-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-38-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-32-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-30-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-28-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-26-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download
memory/2808-24-0x0000000001000000-0x0000000001281000-memory.dmp

Filesize
2.5MB

Download

Analysis

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