gozi_ifsb | fc9fffd970b6271c16e4717cc257d68d74a73257f59d60f76ddda28d9e729ed3

Analysis

max time kernel
69s
max time network
69s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 09:03

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General

Target

25ccb64f72c46f7762a0c2b7b26aac04.dll
Size

937KB
MD5

25ccb64f72c46f7762a0c2b7b26aac04
SHA1

bcc71c44f04bda1bc063c448922faee59ee72663
SHA256

fc9fffd970b6271c16e4717cc257d68d74a73257f59d60f76ddda28d9e729ed3
SHA512

e4a421ae14fb0bab4d6001f191429c99222356f1d5dc3b531b76875a54ac1b3fbebdd905d1c293bbdd22f29cdc28a113ccc6ef09cfc3271c21edf8c2b27f1708

Score

10^/10

gozi_ifsb 4500 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

4500

app3.maintorna.com

chat.billionady.com

app5.folion.xyz

wer.defone.click

Attributes

build
250188
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 9 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 628 wrote to memory of 1236	628	rundll32.exe	rundll32.exe
PID 628 wrote to memory of 1236	628	rundll32.exe	rundll32.exe
PID 628 wrote to memory of 1236	628	rundll32.exe	rundll32.exe
PID 1236 wrote to memory of 3668	1236	rundll32.exe	cmd.exe
PID 1236 wrote to memory of 3668	1236	rundll32.exe	cmd.exe
PID 1236 wrote to memory of 3668	1236	rundll32.exe	cmd.exe
PID 1236 wrote to memory of 400	1236	rundll32.exe	cmd.exe
PID 1236 wrote to memory of 400	1236	rundll32.exe	cmd.exe
PID 1236 wrote to memory of 400	1236	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\25ccb64f72c46f7762a0c2b7b26aac04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:628

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\25ccb64f72c46f7762a0c2b7b26aac04.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1236

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:3668

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:400

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/400-116-0x0000000000000000-mapping.dmp

Download
memory/1236-114-0x0000000000000000-mapping.dmp

Download
memory/1236-118-0x00000000743F0000-0x00000000744F4000-memory.dmp

Filesize
1.0MB

Download
memory/1236-117-0x00000000743F0000-0x00000000743FE000-memory.dmp

Filesize
56KB

Download
memory/1236-119-0x0000000000910000-0x0000000000911000-memory.dmp

Filesize
4KB

Download
memory/3668-115-0x0000000000000000-mapping.dmp

Download