gozi_ifsb | 7d2d2b783767c912afd95995db9c019b2791eed1c812c90c266353ac372e1fa7

Analysis

max time kernel
76s
max time network
38s
platform
windows7_x64
resource
win7v20210408
submitted
28-05-2021 19:06

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General

Target

c887b7b0ad16d35114d83e25f723f3c9.dll
Size

937KB
MD5

c887b7b0ad16d35114d83e25f723f3c9
SHA1

9e9c1836ef0a0a4e089a643123d1ab77624d2e80
SHA256

7d2d2b783767c912afd95995db9c019b2791eed1c812c90c266353ac372e1fa7
SHA512

7456c2c6c9c39c01c56b316af9da8a19a376acac22cab4a10a473407d2681cec424e1d0eee17332aab8e4b73f53d9f5d06c4d198c2b26bb56c0a75927cd3b7c7

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 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1472 wrote to memory of 1660	1472	rundll32.exe	rundll32.exe
PID 1660 wrote to memory of 836	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 836	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 836	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 836	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 1508	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 1508	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 1508	1660	rundll32.exe	cmd.exe
PID 1660 wrote to memory of 1508	1660	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c887b7b0ad16d35114d83e25f723f3c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1472

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c887b7b0ad16d35114d83e25f723f3c9.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1660

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:836

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1508

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/836-61-0x0000000000000000-mapping.dmp

Download
memory/1508-62-0x0000000000000000-mapping.dmp

Download
memory/1660-59-0x0000000000000000-mapping.dmp

Download
memory/1660-60-0x00000000757C1000-0x00000000757C3000-memory.dmp

Filesize
8KB

Download
memory/1660-64-0x0000000074D80000-0x0000000074E84000-memory.dmp

Filesize
1.0MB

Download
memory/1660-63-0x0000000074D80000-0x0000000074D8E000-memory.dmp

Filesize
56KB

Download
memory/1660-65-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download