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 UTC

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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

DNS

13.86.106.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

13.86.106.20.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

140.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

140.32.126.40.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

209.205.72.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

209.205.72.20.in-addr.arpa

IN PTR

Response
DNS

icanhazip.com

murzuja.exe

Remote address:

8.8.8.8:53

Request

icanhazip.com

IN A

Response

icanhazip.com

IN A

104.16.184.241

icanhazip.com

IN A

104.16.185.241
GET

http://icanhazip.com/

murzuja.exe

Remote address:

104.16.184.241:80

Request

GET / HTTP/1.1
Accept: text/*, application/*
User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.34 (KHTML, like Gecko) Chrome/43.0.2457.82 Safari/537.34
Host: icanhazip.com
Cache-Control: no-cache

Response

HTTP/1.1 200 OK

Date: Sat, 28 Sep 2024 18:59:29 GMT
Content-Type: text/plain
Content-Length: 14
Connection: keep-alive
Access-Control-Allow-Origin: *
Access-Control-Allow-Methods: GET
Set-Cookie: __cf_bm=H_fTo02FtksNcaYuJmXh6kZf6_YqDF_gGUcvwHGM0w8-1727549969-1.0.1.1-tJszKZXNNPyGevgxO80uDR8NraJZ8kcFVz4xgH4HwRtX.aCfBCduboyTLpi45ZOEMjggL2FINbDy1sd3ADiESQ; path=/; expires=Sat, 28-Sep-24 19:29:29 GMT; domain=.icanhazip.com; HttpOnly
Server: cloudflare
CF-RAY: 8ca5f88ca9b063f5-LHR
DNS

15.164.165.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

15.164.165.52.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR

Response
DNS

241.184.16.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

241.184.16.104.in-addr.arpa

IN PTR

Response
DNS

100.209.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

100.209.201.84.in-addr.arpa

IN PTR

Response
DNS

69.209.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

69.209.201.84.in-addr.arpa

IN PTR

Response
DNS

19.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

19.229.111.52.in-addr.arpa

IN PTR

Response

104.16.184.241:80

http://icanhazip.com/

http

murzuja.exe

394 B
638 B
4
3

HTTP Request

GET http://icanhazip.com/

HTTP Response

200
38.65.142.12:12500

murzuja.exe

156 B
3
24.220.92.193:443

murzuja.exe

260 B
5
24.220.92.193:443

murzuja.exe

260 B
5
176.36.251.208:443

murzuja.exe

260 B
5
176.36.251.208:443

murzuja.exe

260 B
5
173.216.240.56:443

murzuja.exe

52 B
1

8.8.8.8:53

13.86.106.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

13.86.106.20.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

140.32.126.40.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

140.32.126.40.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

209.205.72.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

209.205.72.20.in-addr.arpa
8.8.8.8:53

icanhazip.com

dns

murzuja.exe

59 B
91 B
1
1

DNS Request

icanhazip.com

DNS Response

104.16.184.241

104.16.185.241
8.8.8.8:53

15.164.165.52.in-addr.arpa

dns

72 B
146 B
1
1

DNS Request

15.164.165.52.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

241.184.16.104.in-addr.arpa

dns

73 B
135 B
1
1

DNS Request

241.184.16.104.in-addr.arpa
8.8.8.8:53

100.209.201.84.in-addr.arpa

dns

73 B
133 B
1
1

DNS Request

100.209.201.84.in-addr.arpa
8.8.8.8:53

69.209.201.84.in-addr.arpa

dns

72 B
132 B
1
1

DNS Request

69.209.201.84.in-addr.arpa
8.8.8.8:53

19.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

19.229.111.52.in-addr.arpa

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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