blackmoon | a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d

General

Target

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe
Size

9.1MB
MD5

9f0ff32529fe8d9e211cc273e74439b7
SHA1

243ff467098a6cd0fdde38cf736910267bb2a6db
SHA256

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d
SHA512

6c357a5ec466e5189dcff11c6eb08d52c8619331a4efb8b6a9ad4ce0cd07f9e6280c1082ec6289b9c452736140851bae3f3081176f55b43c09ffa9019a28e3e3
SSDEEP

196608:0bsJsu4nigPk0Y4kGGo/ldN6H9mt2Iuh7WIynvIE6zX0MZ2JqVd3XB3XC7yJuWbc:0bZu4LyB9o/t6HQwDWIynAEbo2c13XbQ

Score

10^/10

blackmoon banker 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

Processes:

resource	yara_rule
behavioral2/memory/4440-31-0x0000000000400000-0x0000000000F71000-memory.dmp	family_blackmoon

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

Executes dropped EXE 1 IoCs

Processes:

aria2c.exe

pid process

2188 aria2c.exe
Loads dropped DLL 1 IoCs

Processes:

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

pid process

4440 a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

pid	process
2188	aria2c.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4440-0-0x0000000000400000-0x0000000000F71000-memory.dmp	upx
behavioral2/memory/4440-5-0x0000000006020000-0x00000000060DE000-memory.dmp	upx
behavioral2/memory/4440-31-0x0000000000400000-0x0000000000F71000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

pid	process
4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe
4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

pid	process
4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe
4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe

description	pid	process	target process
PID 4440 wrote to memory of 2188	4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe	aria2c.exe
PID 4440 wrote to memory of 2188	4440	a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe	aria2c.exe

C:\Users\Admin\AppData\Local\Temp\a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe
"C:\Users\Admin\AppData\Local\Temp\a746ce56b0c41f707725940ca393e85f59180d6d3305b3091e85437f586cf60d.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4440

C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe
"C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe" --conf-path="C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf" #--save-session="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --input-file="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --rpc-listen-port=6288 --listen-port=6388 --dht-listen-port=6390 --enable-rpc=true --rpc-allow-origin-all=true --disable-ipv6=false --rpc-secret=123 --enable-dht=true --enable-dht6=true --dht-file-path="C:\Users\Admin\AppData\Roaming\Downloader\dht.dat" --dht-file-path6="C:\Users\Admin\AppData\Roaming\Downloader\dht6.dat" --bt-external-ip= --stop-with-process=4440
2⤵
- Executes dropped EXE
PID:2188

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf
Filesize
55KB

MD5
be2848313251cc4bdc3f4d83fbb678ee

SHA1
1e43738b25f0abcb6288e12b7e8d01b3e8666e8a

SHA256
35a633ec422857ce9d27f0e6b948d8b871af90c0430754bdd3f7ca70970e866d

SHA512
7093a99574544973a2c4ea9abebeefdb8b463bb42514a5d06dc29bff6cdd34381f10e394f79a8a5af1b27b86b5a31a71a48e569a2c76a20d4f982a5df61b3932

Download Submit
C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe
Filesize
4.8MB

MD5
a5c047f169471bd325552c255d6c04af

SHA1
e313cff2f3d668ec5d0e90920bd622b0f38aed9d

SHA256
cec8bb942475690363c1558fdf55e3cf59f29607967a822a626d4976a348334a

SHA512
6cf929d36ea0c95815d3218a3b11f0c8f539a6113c368642a70d41379145ba7ace9aed1e5b78836a4cd2ca861d9bcd10fea3e7fc126adb85822ed4cf4f762f0d

Download Submit
C:\Users\Admin\AppData\Roaming\Downloader\libcurl.dll
Filesize
1.7MB

MD5
c827add774456c759d2a7b35a2ae3525

SHA1
e6817d1b5c62460bdfd4aa3cd3941a6e7ecdc533

SHA256
5eb7c4723acab028d8bfea807cae6dad1f38d2c21b11586d77a69a716fbc4f2a

SHA512
5febaf93c07eb86b2dd9a228fe18e55ba57183d7300c07da802ddf7d381c3138e20601386744e92caed15e183fa793969ce47fa799e9f124c3f09e0b2c1da22d

Download Submit
memory/2188-32-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/4440-22-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-8-0x0000000005E60000-0x0000000005E7A000-memory.dmp

Filesize
104KB

Download
memory/4440-9-0x00000000770C0000-0x00000000770C1000-memory.dmp

Filesize
4KB

Download
memory/4440-16-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-17-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-15-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-14-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-23-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-0-0x0000000000400000-0x0000000000F71000-memory.dmp

Filesize
11.4MB

Download
memory/4440-13-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-5-0x0000000006020000-0x00000000060DE000-memory.dmp

Filesize
760KB

Download
memory/4440-31-0x0000000000400000-0x0000000000F71000-memory.dmp

Filesize
11.4MB

Download
memory/4440-1-0x0000000010000000-0x0000000010116000-memory.dmp

Filesize
1.1MB

Download
memory/4440-34-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-38-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-39-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-37-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-36-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-35-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download
memory/4440-40-0x00000000770A0000-0x0000000077190000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads