gozi | a3cd92b911ec73e3bf4a195adaeb98c96fa3389af886b6045d8b09e2c380bc21

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 17:41

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General

Target

JaffaCakes118_a3cd92b911ec73e3bf4a195adaeb98c96fa3389af886b6045d8b09e2c380bc21.dll
Size

626KB
MD5

066b4a31ee8879c5e795c5f91dda3a9d
SHA1

96b1f1c2424cc7885ca6c5129744a6b9b142d9f8
SHA256

a3cd92b911ec73e3bf4a195adaeb98c96fa3389af886b6045d8b09e2c380bc21
SHA512

a192eb533580c992254506fcd3abc42b3ca8a586e77632d89883734c13108ea30119113dc92c71acdc2c4d9c4eedda9994f8f030030be9cc5d4787eb6994bdb4
SSDEEP

12288:+w1lEKREbddtOYRbHzcPwka1dCjc3N8Zm:+w1lEKOpuYxiwkkgjAN8Zm

Score

10^/10

gozi 999 banker discovery isfb trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

999

config.edge.skype.com

146.70.35.138

146.70.35.142

Attributes

base_path
/phpadmin/
build
250227
exe_type
loader
extension
.src
server_id
50

rsa_pubkey.plain

aes.plain

Signatures

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

Blocklisted process makes network request 3 IoCs

flow	pid	Process
21	4784	rundll32.exe
38	4784	rundll32.exe
46	4784	rundll32.exe

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 4784	4748	rundll32.exe	83
PID 4748 wrote to memory of 4784	4748	rundll32.exe	83
PID 4748 wrote to memory of 4784	4748	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3cd92b911ec73e3bf4a195adaeb98c96fa3389af886b6045d8b09e2c380bc21.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3cd92b911ec73e3bf4a195adaeb98c96fa3389af886b6045d8b09e2c380bc21.dll,#1
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:4784

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

memory/4784-1-0x0000000000840000-0x00000000008DF000-memory.dmp

Filesize
636KB

Download
memory/4784-2-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/4784-3-0x0000000000840000-0x00000000008DF000-memory.dmp

Filesize
636KB

Download
memory/4784-4-0x0000000002330000-0x000000000233D000-memory.dmp

Filesize
52KB

Download
memory/4784-7-0x0000000000840000-0x00000000008DF000-memory.dmp

Filesize
636KB

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads