gozi_ifsb | 342d0e49cdf1ed074223c1f34f5d98e882716cf7f2804e47b974238f416a8313

Analysis

max time kernel
74s
max time network
41s
platform
windows7_x64
resource
win7v20210408
submitted
29-05-2021 08:03

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General

Target

e831ff515cc180c75f785d3cb2a87f44.dll
Size

937KB
MD5

e831ff515cc180c75f785d3cb2a87f44
SHA1

14fb663817ee2a7fe2fed270c8df00450965ef23
SHA256

342d0e49cdf1ed074223c1f34f5d98e882716cf7f2804e47b974238f416a8313
SHA512

c6f59dedbf571d20b239996977a928d09a0dd91564fe05f6830284f832a978886d25ca975c558f4f51180c1c4657dd6961eb9c6e1971a7482859e9d924c83f92

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 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 1884	660	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 840	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 840	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 840	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 840	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 1352	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 1352	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 1352	1884	rundll32.exe	cmd.exe
PID 1884 wrote to memory of 1352	1884	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e831ff515cc180c75f785d3cb2a87f44.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e831ff515cc180c75f785d3cb2a87f44.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1884

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:840

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1352

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/840-61-0x0000000000000000-mapping.dmp

Download
memory/1352-62-0x0000000000000000-mapping.dmp

Download
memory/1884-60-0x0000000075051000-0x0000000075053000-memory.dmp

Filesize
8KB

Download
memory/1884-59-0x0000000000000000-mapping.dmp

Download
memory/1884-64-0x0000000074320000-0x0000000074424000-memory.dmp

Filesize
1.0MB

Download
memory/1884-63-0x0000000074320000-0x000000007432E000-memory.dmp

Filesize
56KB

Download
memory/1884-65-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download