blackmoon | 4f955c852c99136e35b2933cc31d6eb0b17637b6e4a82855c7729d2fd4722ba3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 07:39

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General

Target

4f955c852c99136e35b2933cc31d6eb0b17637b6e4a82855c7729d2fd4722ba3.dll
Size

568KB
MD5

b8f8d5ebb2e5ceb1be6cce0d9b507348
SHA1

da2bfb5c28673e5db756709a88dabac0c723c1bf
SHA256

4f955c852c99136e35b2933cc31d6eb0b17637b6e4a82855c7729d2fd4722ba3
SHA512

6f217ff4ed7812676bdf16dc69644871eb015e5d25676ce7a7cabca175aa6b669b93c8ac2ff595173012633b8d6ec62288df804c3bec020846af9ddac06bedcc
SSDEEP

12288:hTKhyGHAMo1ltnM0fcSzUt7XcdGb9rq+G0e/KhsB:h8nHg1lJM0UeUp4t/Kh

Score

10^/10

blackmoon banker discovery trojan vmprotect

Malware Config

Signatures

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

Detect Blackmoon payload 3 IoCs

resource	yara_rule
behavioral1/memory/2220-8-0x0000000010000000-0x0000000010171000-memory.dmp	family_blackmoon
behavioral1/memory/2220-5-0x0000000010000000-0x0000000010171000-memory.dmp	family_blackmoon
behavioral1/memory/2220-2-0x0000000010000000-0x0000000010171000-memory.dmp	family_blackmoon

VMProtect packed file 5 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/2220-0-0x0000000010000000-0x0000000010171000-memory.dmp	vmprotect
behavioral1/memory/2220-8-0x0000000010000000-0x0000000010171000-memory.dmp	vmprotect
behavioral1/memory/2220-5-0x0000000010000000-0x0000000010171000-memory.dmp	vmprotect
behavioral1/memory/2220-2-0x0000000010000000-0x0000000010171000-memory.dmp	vmprotect
behavioral1/memory/2220-1-0x0000000010000000-0x0000000010171000-memory.dmp	vmprotect

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2220	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30
PID 2212 wrote to memory of 2220	2212	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f955c852c99136e35b2933cc31d6eb0b17637b6e4a82855c7729d2fd4722ba3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f955c852c99136e35b2933cc31d6eb0b17637b6e4a82855c7729d2fd4722ba3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2220-0-0x0000000010000000-0x0000000010171000-memory.dmp

Filesize
1.4MB

Download
memory/2220-8-0x0000000010000000-0x0000000010171000-memory.dmp

Filesize
1.4MB

Download
memory/2220-7-0x00000000100E9000-0x00000000100EB000-memory.dmp

Filesize
8KB

Download
memory/2220-5-0x0000000010000000-0x0000000010171000-memory.dmp

Filesize
1.4MB

Download
memory/2220-2-0x0000000010000000-0x0000000010171000-memory.dmp

Filesize
1.4MB

Download
memory/2220-1-0x0000000010000000-0x0000000010171000-memory.dmp

Filesize
1.4MB

Download