blackmoon | 4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352

Analysis

max time kernel
119s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 14:19

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General

Target

4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
Size

432KB
MD5

fd837a167e87583de1ee768c05b38d00
SHA1

09f71bece78297554f02558987617096cbf4d740
SHA256

4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352
SHA512

385f53e1099cb4d566d83bd727701402b48ab2860baaa5c4efcfdbcaea6dc2caf27535751757ac2a0bf460ef3fd9ed7c5048e0d3bd25ce1c586bba7da93e1009
SSDEEP

3072:TVmHpJqu0Vh6jw/fmZmRMpVuWwP5tOcQfgdVqYHKjoS1HwZCFjTPG1UFNE2XCKUB:TcHpJfHElepVuWwP5YcQfg8J+ojCKC+2

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 1 IoCs

resource	yara_rule
behavioral1/files/0x0007000000016c23-7.dat	family_blackmoon

Deletes itself 1 IoCs

pid	Process
2796	Systemknvuj.exe

Executes dropped EXE 1 IoCs

pid	Process
2796	Systemknvuj.exe

Loads dropped DLL 2 IoCs

pid	Process
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe

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

System Information Discovery
T1082

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	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe
2796	Systemknvuj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2796	2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe	30
PID 2344 wrote to memory of 2796	2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe	30
PID 2344 wrote to memory of 2796	2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe	30
PID 2344 wrote to memory of 2796	2344	4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe	30

C:\Users\Admin\AppData\Local\Temp\4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe
"C:\Users\Admin\AppData\Local\Temp\4d5e0007256dcb70b25d2f57583d575c321eaa2be5cf2120e3beff3e1be51352N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\Systemknvuj.exe
  "C:\Users\Admin\AppData\Local\Temp\Systemknvuj.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\path.ini

Filesize
103B

MD5
1ab23fc56c238197bf10665111c26bac

SHA1
3b07cc4a542782851517fd2211b28cfd2a47c49d

SHA256
5501b43a64120080e294e3492084f0a6858e00855e80278c6793e5e471415be7

SHA512
83b57d49f6752554461ea2113228c4b10e307cafab95893abf3c405abe85d5be811295b346f91c2798f395a5790cdf975139aa14f199bb966694dde224c08bf7

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\Users\Admin\AppData\Local\Temp\Systemknvuj.exe

Filesize
432KB

MD5
c8d23aca94a50c521a2f5468b40de208

SHA1
72766dde3cd6b4e3dd652feaa41b042e7a97b506

SHA256
3719e6c6e86a2058d7428d0aec07f1bb4ab3f92e1f30428e04adc7857be1c763

SHA512
fe9e013614fc81dd4dc027a968acb95f42fd01d87af20b9bfb4ad8b84d342df15a6469fda5776d83c6292a2f61b1f93f214e7eac115487e3c662a3aeccf2b5bc

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