blackmoon | 74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402

Analysis

max time kernel
111s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 03:09

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General

Target

74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe
Size

44KB
MD5

a65996395f7618cb6b99fee5f7f15d40
SHA1

cb5d3f86f16ac97a11e2af5dd6161b9c506ce8c9
SHA256

74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402
SHA512

3b4c3c3047c83c28094d8dda9f32cc7e1f0283d3a4c07f4da7d688af8349842eb504ac1c499bca9cf6254dffc7dd6a0c096d498d73f56098f261a2ac1e61f084
SSDEEP

768:KmZ70XUP0K2I5f6VJiPy6jBZTCRoMUHIYhlDkYi0sDaF8QCFSXbyt/CSF7p97D9:Kf2V2IOSXQoMUHFhSYr+DQLytpFJ

Score

10^/10

blackmoon banker discovery trojan

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 2 IoCs

resource	yara_rule
behavioral1/memory/2152-13-0x0000000000400000-0x000000000042A000-memory.dmp	family_blackmoon
behavioral1/memory/1232-10-0x0000000000400000-0x000000000042A000-memory.dmp	family_blackmoon

Deletes itself 1 IoCs

pid	Process
2152	blvdl.exe

Executes dropped EXE 1 IoCs

pid	Process
2152	blvdl.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	\??\c:\windows\friendl.dll	blvdl.exe

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	74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 2152	1232	74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe	30
PID 1232 wrote to memory of 2152	1232	74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe	30
PID 1232 wrote to memory of 2152	1232	74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe	30
PID 1232 wrote to memory of 2152	1232	74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe	30

C:\Users\Admin\AppData\Local\Temp\74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe
"C:\Users\Admin\AppData\Local\Temp\74e8af39b47e12ad206eec4b8d497546fa3eebf9b0fecd0db573143b5bf44402N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1232
- \??\c:\blvdl.exe
  c:\blvdl.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2152

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

C:\blvdl.exe

Filesize
44KB

MD5
a4f8ee211c64eef96c7b909fe2ff2d87

SHA1
cc0c919c85b4d6d9d0b2d7eeb4d9d4a14c51b40c

SHA256
e82f88ce5f5db12393d825e31f6a3d109bef844570de6adf1b7a0a78ae9d6b35

SHA512
9638b4a31b445e9f4c16c3d5b5947fa85d5fd51e36ad025761698385ca4fad54bd7f52c6c4a26fde59f5cf9a19feac63286344b5af8bf3a8f1776f7f51fea20f

Download Submit
\??\c:\jl

Filesize
103B

MD5
03f9ff8f681da516eaa255120a97a699

SHA1
c248ab7a5906dffba2d9304409aa262f83f164e0

SHA256
8cbd28c822e7f08ea7344482d17dd97f91f160fca48e333076c323802b18c201

SHA512
eca273c8c61bc35841b4a9a0c75f6776f5dbc3c294e7b8d824b9ff2b993367ef202c0a9ad5d5f8ff1f6742ccf25954f8e6d20e8b0fbe865e32cf260f758d011e

Download Submit
memory/1232-3-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1232-4-0x0000000000220000-0x000000000024A000-memory.dmp

Filesize
168KB

Download
memory/1232-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2152-13-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download