gozi_ifsb | d2c19ac3eace29239bf919c442556abf782da5953325ee6b2626482fbf442f29 | Triage

Analysis

max time kernel
27s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
10-06-2021 20:05

Sharing

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General

Target

soft.dll
Size

865KB
MD5

5ba7ac7fa4f9e831679832b6cc22aee8
SHA1

813df24ac22c2666b28bc3e7fb9bd1eef2a7f395
SHA256

d2c19ac3eace29239bf919c442556abf782da5953325ee6b2626482fbf442f29
SHA512

a345b0749d5745640fd7908cdb142960da22ac6029bafddc0666d11eb5033756c3cfde84d2fb94dcbf418df40d2ce49ec4a18b919714402b7045b96e619a27cd

Score

10^/10

gozi_ifsb 1500 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1500

C2

authd.feronok.com

app.bighomegl.at

Attributes

build
250204
exe_type
loader
server_id
580

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 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2232 wrote to memory of 3480	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 3480	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 3480	2232	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\soft.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\soft.dll,#1
2⤵
PID:3480

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3480-114-0x0000000000000000-mapping.dmp

Download
memory/3480-116-0x0000000073590000-0x0000000073681000-memory.dmp

Filesize
964KB

Download
memory/3480-115-0x0000000073590000-0x000000007359D000-memory.dmp

Filesize
52KB

Download
memory/3480-117-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download