gozi_ifsb | e3bb271a901c491f3154a36e14bea0c9feda8d847425a1f1fe23e176f79460e5

Analysis

max time kernel
64s
max time network
53s
platform
windows10_x64
resource
win10v20210408
submitted
23-05-2021 08:04

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General

Target

cc1c967671cc2cc3af6bd11abf613b0d.dll
Size

937KB
MD5

cc1c967671cc2cc3af6bd11abf613b0d
SHA1

381063253c14932de8dbac004c80b78c6b4aa0d0
SHA256

e3bb271a901c491f3154a36e14bea0c9feda8d847425a1f1fe23e176f79460e5
SHA512

63b2b8d5aeb274441ae23e84e01cd6bc64f46776eb633bf98cfea99a43053161dbf29fe84911141ec862172a996f5746d3595acf6ec8e1f9bd57156bc31243ea

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 2988 wrote to memory of 740	2988	rundll32.exe	rundll32.exe
PID 2988 wrote to memory of 740	2988	rundll32.exe	rundll32.exe
PID 2988 wrote to memory of 740	2988	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 3480	740	rundll32.exe	cmd.exe
PID 740 wrote to memory of 3480	740	rundll32.exe	cmd.exe
PID 740 wrote to memory of 3480	740	rundll32.exe	cmd.exe
PID 740 wrote to memory of 508	740	rundll32.exe	cmd.exe
PID 740 wrote to memory of 508	740	rundll32.exe	cmd.exe
PID 740 wrote to memory of 508	740	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc1c967671cc2cc3af6bd11abf613b0d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc1c967671cc2cc3af6bd11abf613b0d.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:3480

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:508

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/508-116-0x0000000000000000-mapping.dmp

Download
memory/740-114-0x0000000000000000-mapping.dmp

Download
memory/740-117-0x00000000737B0000-0x00000000737BE000-memory.dmp

Filesize
56KB

Download
memory/740-118-0x00000000737B0000-0x00000000738B4000-memory.dmp

Filesize
1.0MB

Download
memory/740-119-0x0000000000A00000-0x0000000000B4A000-memory.dmp

Filesize
1.3MB

Download
memory/3480-115-0x0000000000000000-mapping.dmp

Download