gozi_ifsb | ea6f45d0aa95e66e3dbfaddb86daca33f3ac393ceabef34edbb8653a94960682

Analysis

max time kernel
122s
max time network
155s
platform
windows7_x64
resource
win7v20210408
submitted
26-05-2021 08:05

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General

Target

c685c42e90ca6bf2263df3d0f75387b9.dll
Size

937KB
MD5

c685c42e90ca6bf2263df3d0f75387b9
SHA1

83fb61da38efbe587cbe692e1ea905404ec6ef18
SHA256

ea6f45d0aa95e66e3dbfaddb86daca33f3ac393ceabef34edbb8653a94960682
SHA512

d37d7b57c77912d9964682d743c4270be11a94a7e0401462034c4522983bfb886ca3e4e6388cd5dc86b20c03cb5b518d59498cc67ba3cc830b4eaba70b6ed000

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 15 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1244	1924	rundll32.exe	rundll32.exe
PID 1244 wrote to memory of 1368	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1368	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1368	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1368	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1468	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1468	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1468	1244	rundll32.exe	cmd.exe
PID 1244 wrote to memory of 1468	1244	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c685c42e90ca6bf2263df3d0f75387b9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c685c42e90ca6bf2263df3d0f75387b9.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1244

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:1368

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1468

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1244-60-0x0000000000000000-mapping.dmp

Download
memory/1244-61-0x0000000076691000-0x0000000076693000-memory.dmp

Filesize
8KB

Download
memory/1244-65-0x0000000074C00000-0x0000000074D04000-memory.dmp

Filesize
1.0MB

Download
memory/1244-64-0x0000000074C00000-0x0000000074C0E000-memory.dmp

Filesize
56KB

Download
memory/1244-66-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1368-62-0x0000000000000000-mapping.dmp

Download
memory/1468-63-0x0000000000000000-mapping.dmp

Download