blackmoon | 1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 06:03

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General

Target

1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe
Size

1.6MB
MD5

7027bf232cb5ff7a03fc272ce8bb46a8
SHA1

7adbdf27c7b695c8c70ff29631eedb53157b9945
SHA256

1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070
SHA512

dd387411f2142d5525904699de5ee57832bbd1c1d7b83c04b077289c7487c766722922c7a8686eb1a8feeacfb5ab785a5e2a0a4dafd8d28dbc78848dfb49eb05
SSDEEP

49152:7APgI7n6HSqgQ5pQKHYUZB6mfz6m+TPn881QGV:7APgI6HSqgQjx4BR88qi

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 2 IoCs

resource	yara_rule
behavioral1/memory/2240-1-0x0000000010000000-0x00000000100B3000-memory.dmp	family_blackmoon
behavioral1/memory/2240-6-0x0000000000400000-0x000000000073E000-memory.dmp	family_blackmoon

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2240-0-0x0000000000400000-0x000000000073E000-memory.dmp	upx
behavioral1/memory/2240-6-0x0000000000400000-0x000000000073E000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\zip.dll	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2240	WerFault.exe	29

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	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe
2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2744	2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe	30
PID 2240 wrote to memory of 2744	2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe	30
PID 2240 wrote to memory of 2744	2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe	30
PID 2240 wrote to memory of 2744	2240	1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe	30

C:\Users\Admin\AppData\Local\Temp\1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe
"C:\Users\Admin\AppData\Local\Temp\1157f1fc9ab4eb0590b74d336d8fa3aa572dff80afcf2a879b9b32f9b35ad070.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 276
  2⤵
  - Program crash
  PID:2744

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/2240-0-0x0000000000400000-0x000000000073E000-memory.dmp

Filesize
3.2MB

Download
memory/2240-1-0x0000000010000000-0x00000000100B3000-memory.dmp

Filesize
716KB

Download
memory/2240-6-0x0000000000400000-0x000000000073E000-memory.dmp

Filesize
3.2MB

Download