gozi_ifsb | 68439b0576f9fef2556d873fd66ce10603b38b3fd7ea9e9f796205cd763bb90d

Analysis

max time kernel
72s
max time network
38s
platform
windows7_x64
resource
win7v20210410
submitted
14-06-2021 09:06

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General

Target

88aac7156709fe6bcbc3041e9096428c.dll
Size

937KB
MD5

88aac7156709fe6bcbc3041e9096428c
SHA1

7e37859d216eeedb0b731d4bbf4fad4bc3961b5a
SHA256

68439b0576f9fef2556d873fd66ce10603b38b3fd7ea9e9f796205cd763bb90d
SHA512

1aa6d1c930b1918cd3fda20b91a4afbe0ba960b6d004f1156378ba66e9a4faca742ab9b4eb14a4694c41ad7a42e900152dc80c651e3531df2518a1006c6fccab

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 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1832	640	rundll32.exe	rundll32.exe
PID 1832 wrote to memory of 816	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 816	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 816	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 816	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 1436	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 1436	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 1436	1832	rundll32.exe	cmd.exe
PID 1832 wrote to memory of 1436	1832	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88aac7156709fe6bcbc3041e9096428c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88aac7156709fe6bcbc3041e9096428c.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:816

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1436

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/816-61-0x0000000000000000-mapping.dmp

Download
memory/1436-62-0x0000000000000000-mapping.dmp

Download
memory/1832-59-0x0000000000000000-mapping.dmp

Download
memory/1832-60-0x0000000074F31000-0x0000000074F33000-memory.dmp

Filesize
8KB

Download
memory/1832-64-0x00000000746D0000-0x00000000747D4000-memory.dmp

Filesize
1.0MB

Download
memory/1832-63-0x00000000746D0000-0x00000000746DE000-memory.dmp

Filesize
56KB

Download
memory/1832-65-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download