gozi_ifsb | 08fd06ce8e7fb421dfb25e5aa521667b978f7b17a49472ee8f3ead207017986b

Analysis

max time kernel
104s
max time network
9s
platform
windows7_x64
resource
win7v20210408
submitted
08-05-2021 08:32

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General

Target

a40e7e271f1c83721f2ead8c1c347cdb.dll
Size

937KB
MD5

a40e7e271f1c83721f2ead8c1c347cdb
SHA1

a32bd04b8bcf083f58694a2693e9aa99d676652a
SHA256

08fd06ce8e7fb421dfb25e5aa521667b978f7b17a49472ee8f3ead207017986b
SHA512

9803efe431e38b1c7fca191fb4b48293fd8c82c57639a367cc40d0e145000d0413cc5046b1bd2b5fcd2cf23c8c61460f5f077fe91627aaf5fbd9988ce2a6c01c

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 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 684 wrote to memory of 1924	684	rundll32.exe	rundll32.exe
PID 1924 wrote to memory of 1520	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 1520	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 1520	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 1520	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 2020	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 2020	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 2020	1924	rundll32.exe	cmd.exe
PID 1924 wrote to memory of 2020	1924	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a40e7e271f1c83721f2ead8c1c347cdb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a40e7e271f1c83721f2ead8c1c347cdb.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:1520

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:2020

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1520-61-0x0000000000000000-mapping.dmp

Download
memory/1924-59-0x0000000000000000-mapping.dmp

Download
memory/1924-60-0x0000000075C71000-0x0000000075C73000-memory.dmp

Filesize
8KB

Download
memory/1924-64-0x00000000746D0000-0x00000000747D4000-memory.dmp

Filesize
1.0MB

Download
memory/1924-63-0x00000000746D0000-0x00000000746DE000-memory.dmp

Filesize
56KB

Download
memory/1924-65-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2020-62-0x0000000000000000-mapping.dmp

Download