blackmoon | 1aac2d3635a15fb29c5e3e370437bc994975da66a401875c41a6e7c67ac9635c

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/09/2024, 20:07

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General

Target

1aac2d3635a15fb29c5e3e370437bc994975da66a401875c41a6e7c67ac9635c.dll
Size

59KB
MD5

9941867d92b76b21e94e8fb20083ad81
SHA1

f192f84172694e7c666b3f3e2a4ddd5dd9adffde
SHA256

1aac2d3635a15fb29c5e3e370437bc994975da66a401875c41a6e7c67ac9635c
SHA512

849d658000b3202332dcc5c0dbfdd891b3e482d1461d91825561d0c5e0f3a60ae170cd9fecbcbd0d1806b410406d5a80c7b02c97c287e7a3b9f39c5c154e9c7c
SSDEEP

1536:s0N/1g32QPMi1g731/LiNpG2YoQjS+QfHvM330pYNsnouy8jxmckVPxIiT:s+/1g3VPMrh0pG2Yk+tyYNsoutjockVH

Score

10^/10

blackmoon banker discovery 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 1 IoCs

resource	yara_rule
behavioral2/memory/624-1-0x0000000010000000-0x000000001001D000-memory.dmp	family_blackmoon

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/624-0-0x0000000010000000-0x000000001001D000-memory.dmp	upx
behavioral2/memory/624-1-0x0000000010000000-0x000000001001D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1556	624	WerFault.exe	83

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 use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 624	4328	rundll32.exe	83
PID 4328 wrote to memory of 624	4328	rundll32.exe	83
PID 4328 wrote to memory of 624	4328	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1aac2d3635a15fb29c5e3e370437bc994975da66a401875c41a6e7c67ac9635c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1aac2d3635a15fb29c5e3e370437bc994975da66a401875c41a6e7c67ac9635c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 620
    3⤵
    - Program crash
    PID:1556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 624 -ip 624
1⤵
PID:4980

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/624-0-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/624-1-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download