blackmoon | 2e25dff01a8bbf5ac145b43c901b93eb82900129019871b0a7d60acba92838eb

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:33

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General

Target

2e25dff01a8bbf5ac145b43c901b93eb82900129019871b0a7d60acba92838ebN.dll
Size

74KB
MD5

b4b671da2d31534c78ab407381175970
SHA1

e4661d26577fd92d436617ab6147efdaaa31302d
SHA256

2e25dff01a8bbf5ac145b43c901b93eb82900129019871b0a7d60acba92838eb
SHA512

e77c97c0e148697b2ccf5111c82f95d3f81fecc235592cc90500ff768dca43b4ef282d63467c79e6d06b8af2f49585a1c4b3a5d8d00bdd9dc73a9ed5f47cc5a5
SSDEEP

1536:XxH1yh4pwJyNR8KuNKg2Z+Vojj1IKnRjq3TCK6NZs8u/8:XxUh46iNuNKg2MA18+NE8

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
behavioral1/memory/1740-0-0x0000000010000000-0x0000000010044000-memory.dmp	family_blackmoon

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1740-0-0x0000000010000000-0x0000000010044000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	1740	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1744 wrote to memory of 1740	1744	rundll32.exe	30
PID 1740 wrote to memory of 2692	1740	rundll32.exe	31
PID 1740 wrote to memory of 2692	1740	rundll32.exe	31
PID 1740 wrote to memory of 2692	1740	rundll32.exe	31
PID 1740 wrote to memory of 2692	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e25dff01a8bbf5ac145b43c901b93eb82900129019871b0a7d60acba92838ebN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e25dff01a8bbf5ac145b43c901b93eb82900129019871b0a7d60acba92838ebN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 300
    3⤵
    - Program crash
    PID:2692

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/1740-1-0x0000000075205000-0x0000000075206000-memory.dmp

Filesize
4KB

Download
memory/1740-0-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1740-2-0x0000000075205000-0x0000000075206000-memory.dmp

Filesize
4KB

Download