blackmoon | 45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43d

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 09:46

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General

Target

45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe
Size

2.3MB
MD5

c3e670b5f737cdb039065f85856a8b60
SHA1

3d8f2b12d3771f76b72f14aff1184df81226b26b
SHA256

45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43d
SHA512

4ee19a3cf9ed97b24ec07e7a8f6706ea16cecac55565f8731d66250ad1f3aa6206c5ea462b4f6521f08e089f22698714019210db1a545e3e6458944ba867f247
SSDEEP

24576:3qzIIUgC8d36kLBXlnB8j7v5Ta+hLLQ20JmXSeWwa1oWJQjk0svTS/PPsbb1hwRV:3sCOfN6X5tLLQTg20ITS/PPs/1kS4ey

Score

10^/10

blackmoon njrat banker discovery 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 4 IoCs

resource	yara_rule
behavioral2/memory/1196-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon
behavioral2/files/0x000c000000023b15-4.dat	family_blackmoon
behavioral2/memory/1196-5-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon
behavioral2/memory/760-6-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

pid	Process
760	7llfffl.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1196-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral2/files/0x000c000000023b15-4.dat	upx
behavioral2/memory/1196-5-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral2/memory/760-6-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3912	760	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7llfffl.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 760	1196	45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe	83
PID 1196 wrote to memory of 760	1196	45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe	83
PID 1196 wrote to memory of 760	1196	45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe	83

C:\Users\Admin\AppData\Local\Temp\45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe
"C:\Users\Admin\AppData\Local\Temp\45ee6693f429120d248d587d46d8326eeb62c2cb4523fd0474cafe7a833cf43dN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196
- \??\c:\7llfffl.exe
  c:\7llfffl.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 760 -s 224
    3⤵
    - Program crash
    PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 760 -ip 760
1⤵
PID:3736

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

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Downloads

\??\c:\7llfffl.exe

Filesize
2.3MB

MD5
29e2b89e073bfa1b197d34bc9cec04f9

SHA1
d5600cbbabc9b9b4698408d79a388b89953553cf

SHA256
256bf1be72073cefa7cc7c680e58ae54f92a2559165eb958d0582cef49ac0046

SHA512
1a63252e40d2520e1f7763dfea6249a1189bf91a24647fb51d8b9efee8706a9586ffc18d9f33be4a8ed5528174fdb9cebf17a4ce5229d40ddb953a9ed6f94016

Download Submit
memory/760-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1196-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1196-5-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download