gozi_ifsb | ae55975bd40147ab3b9a02f1e2e0279f714bce9845d26ace252cd590a42d733d | Triage

Analysis

max time kernel
25s
max time network
26s
platform
windows7_x64
resource
win7v20201028
submitted
12-02-2021 18:43

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General

Target

3338.dll
Size

93KB
MD5

913c77883aa2e28ec98e5cf86d6fc2cb
SHA1

5a5c60b32770cb4654269a812d07e13767ad7ed6
SHA256

ae55975bd40147ab3b9a02f1e2e0279f714bce9845d26ace252cd590a42d733d
SHA512

8722b1958bdea7c23073d4f26c8f47221244ff44d243d253948a48d3635b5c96131078cb867e3f83f6cfdb4800c26ca4da9b4c12ce56219591b5c716ba058bf9

Score

10^/10

gozi_ifsb 3300 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

3300

C2

api10.laptok.at/api1

golang.feel500.at/api1

go.in100k.at/api1

Attributes

build
250171
dga_base_url
constitution.org/usdeclar.txt
dga_crc
0x4eb7d2ca
dga_season
10
dga_tlds
com
ru
org
exe_type
loader
server_id
730

rsa_pubkey.base64

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe
PID 2008 wrote to memory of 1372	2008	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3338.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3338.dll,#1
2⤵
PID:1372

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1372-2-0x0000000000000000-mapping.dmp

Download
memory/1372-3-0x0000000075EA1000-0x0000000075EA3000-memory.dmp

Filesize
8KB

Download
memory/1372-4-0x0000000002150000-0x0000000004163000-memory.dmp

Filesize
32.1MB

Download
memory/1372-5-0x0000000010000000-0x0000000012013000-memory.dmp

Filesize
32.1MB

Download