gozi_ifsb | 79278524b0b5613050c83e87aeddc0c987d8ad67fec06af310b8722b97a52171

Analysis

max time kernel
135s
max time network
138s
platform
windows10_x64
resource
win10v20210410
submitted
10-05-2021 17:24

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General

Target

ca15492d0c96792b22e031811fc60237.dll
Size

937KB
MD5

ca15492d0c96792b22e031811fc60237
SHA1

c25a707cb43e81bd1b72fd67abb0c5465c28cfc0
SHA256

79278524b0b5613050c83e87aeddc0c987d8ad67fec06af310b8722b97a52171
SHA512

22842f8781931812271908051d81cb7b95f13c48095e9a54a711c7a8dfba359c6f546ade4d240cd4de5d67462775581d5f8c1b5a3cd6e4fe126bb4c9aa70cbb5

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 1852 wrote to memory of 4072	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 4072	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 4072	1852	rundll32.exe	rundll32.exe
PID 4072 wrote to memory of 1204	4072	rundll32.exe	cmd.exe
PID 4072 wrote to memory of 1204	4072	rundll32.exe	cmd.exe
PID 4072 wrote to memory of 1204	4072	rundll32.exe	cmd.exe
PID 4072 wrote to memory of 2828	4072	rundll32.exe	cmd.exe
PID 4072 wrote to memory of 2828	4072	rundll32.exe	cmd.exe
PID 4072 wrote to memory of 2828	4072	rundll32.exe	cmd.exe

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca15492d0c96792b22e031811fc60237.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4072

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
2⤵
PID:1204

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
2⤵
PID:2828

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca15492d0c96792b22e031811fc60237.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1204-115-0x0000000000000000-mapping.dmp

Download
memory/2828-116-0x0000000000000000-mapping.dmp

Download
memory/4072-114-0x0000000000000000-mapping.dmp

Download
memory/4072-117-0x0000000073DA0000-0x0000000073DAE000-memory.dmp

Filesize
56KB

Download
memory/4072-118-0x0000000073DA0000-0x0000000073EA4000-memory.dmp

Filesize
1.0MB

Download
memory/4072-119-0x0000000000780000-0x0000000000781000-memory.dmp

Filesize
4KB

Download