gozi_ifsb | 42b7c2ea97c98f21d2a5fb271364530115369f9bb08ef03fa57013cc036b6f00

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-en-20210920
submitted
25-10-2021 10:15

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General

Target

617683636aa85.tiff.dll
Size

942KB
MD5

63bf1fa8174987625e5e43cb0ed13e82
SHA1

644b87f4721c0b9b5409d19717dffea20b788081
SHA256

42b7c2ea97c98f21d2a5fb271364530115369f9bb08ef03fa57013cc036b6f00
SHA512

1ddd98f42cb271bd55f96a2291951ec761f81b8958269e67166c74ff40c3ce65a96c0011c4a024a6b1c54709043ab8cba4b22ddefa435b20696556057c2737f8

Score

10^/10

gozi_ifsb 8899 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

8899

msn.com/mail

realitystorys.com

outlook.com/signup

gderrrpololo.net

Attributes

build
260212
dga_season
10
exe_type
loader
server_id
12

rsa_pubkey.plain

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 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe
PID 836 wrote to memory of 1724	836	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\617683636aa85.tiff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\617683636aa85.tiff.dll,#1
2⤵
PID:1724

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1724-54-0x0000000000000000-mapping.dmp

Download
memory/1724-55-0x0000000075821000-0x0000000075823000-memory.dmp

Filesize
8KB

Download
memory/1724-56-0x0000000074C70000-0x0000000074D74000-memory.dmp

Filesize
1.0MB

Download
memory/1724-58-0x0000000074C70000-0x0000000074D74000-memory.dmp

Filesize
1.0MB

Download
memory/1724-57-0x0000000074C70000-0x0000000074C7F000-memory.dmp

Filesize
60KB

Download
memory/1724-59-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download