97af7cce901a745d04bf59c2f933f3686328acf1a628ee1b50835adc1025a12e

Analysis

max time kernel
102s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 13:51

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General

Target

a5d17c1d59f0612c016dfa1fcbb3e040N.exe
Size

67KB
MD5

a5d17c1d59f0612c016dfa1fcbb3e040
SHA1

2357c7a8393f1c3e7d676d416eb745cd6310f8d0
SHA256

97af7cce901a745d04bf59c2f933f3686328acf1a628ee1b50835adc1025a12e
SHA512

d62bc20d0547aa3730c86803bf1fb277799b79dfcc23383cb55f24273867cafafb1bed702465c7674e10ff02a14d444a124cc4c47b076657dd0251f8c2b35ff6
SSDEEP

1536:jqBcjcygYu1nPyh0+mVVxlX9qNlmDWhX4eUH9AwX:jqBG0+4xlX9qNlmWhjUGwX

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4856	murzuja.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
32	icanhazip.com

System Location Discovery: System Language Discovery 1 TTPs 2 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	a5d17c1d59f0612c016dfa1fcbb3e040N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	murzuja.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 4856	3076	a5d17c1d59f0612c016dfa1fcbb3e040N.exe	84
PID 3076 wrote to memory of 4856	3076	a5d17c1d59f0612c016dfa1fcbb3e040N.exe	84
PID 3076 wrote to memory of 4856	3076	a5d17c1d59f0612c016dfa1fcbb3e040N.exe	84

C:\Users\Admin\AppData\Local\Temp\a5d17c1d59f0612c016dfa1fcbb3e040N.exe
"C:\Users\Admin\AppData\Local\Temp\a5d17c1d59f0612c016dfa1fcbb3e040N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3076
- C:\Users\Admin\AppData\Local\Temp\murzuja.exe
  C:\Users\Admin\AppData\Local\Temp\murzuja.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4856

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:\Users\Admin\AppData\Local\Temp\murzuja.exe

Filesize
67KB

MD5
78de542f80d43a77f6f1f6a914ebb936

SHA1
752fb9764f8ac5c2e24cd31db03be7495036134e

SHA256
e9a347fbcf0872d190f6b12dede1e8529fcedc22b2c463e51f4dbf7875c900f1

SHA512
17df8cbf918fe1ea26873ce2fc6019c4c158165b5434e474796446e9d374febffec174b7db21e6b842ef80fd3146f2061993799ae8d35a70a9262690e715a1c5

Download Submit
memory/3076-0-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/4856-5-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download