d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0cc

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 18:58

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General

Target

d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe
Size

75KB
MD5

de390e47a6cee477ad76e4ff0f20c1f0
SHA1

0ef6ded4deda1bb1fb7c5459866f263d48839b82
SHA256

d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0cc
SHA512

7afd100f47c9cc8b00011f3428650e18b0542dd359f28093eb4c125c824311b598d0feff1db991f98ecc7f88f9c1f3170615f8c53492f3f9c611cc45f335ffe1
SSDEEP

1536:UyqAXcrg4uQHPSC/+C4O1xLXuGNl7DDhlQeU79WwxF3Wp:U3B/+UxLXuGNlHDhpUkwSp

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
756	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
31	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	d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	murzuja.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 756	3700	d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe	82
PID 3700 wrote to memory of 756	3700	d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe	82
PID 3700 wrote to memory of 756	3700	d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe	82

C:\Users\Admin\AppData\Local\Temp\d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe
"C:\Users\Admin\AppData\Local\Temp\d4b0cc69b0f59b89aa6b5eca4a30526b07c091a4fe0279d0a6e140e779e9f0ccN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3700
- 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:756

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

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Downloads

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

Filesize
75KB

MD5
471f88996de7ece87c713cac95c9e220

SHA1
75941d2a8e6b24a20190db30aa77756fcda9c010

SHA256
123e52126b04d971a1d10347e1f7a7c11e2a53e900daa0ce6e93e117e0d7f8ba

SHA512
75db4aad23c47a451f13f60bc435ba6f0e07d1ddcf11b2151d191585b2e509653f3f1e5edef2e36bac0acf9b763f888ad25d9520036fa6a3a82f8de2749e56de

Download Submit
memory/756-5-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/756-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3700-0-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download