gozi_ifsb | e1241c08f206c0874f1ce8ce896f6eec7c44eaca16b0f84c14f1b16571b3feef

Analysis

max time kernel
78s
max time network
9s
platform
windows7_x64
resource
win7v20210410
submitted
26-05-2021 06:04

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General

Target

4fe0db5ea9c73bc364eed17a125e1ea7.dll
Size

937KB
MD5

4fe0db5ea9c73bc364eed17a125e1ea7
SHA1

63901d57da65f74a1ca0287f50b19784cd90b903
SHA256

e1241c08f206c0874f1ce8ce896f6eec7c44eaca16b0f84c14f1b16571b3feef
SHA512

6c106d2212f48f9f36b1aa9dc1ec38e7739d43d20d5d5444cb664d5937c55f2be8a6e8447354cc23135f7631b80e6b9cd19d6f767ebd55e78478d1ea9a3dd585

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 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1228	1084	rundll32.exe	rundll32.exe
PID 1228 wrote to memory of 1500	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1500	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1500	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1500	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1740	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1740	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1740	1228	rundll32.exe	cmd.exe
PID 1228 wrote to memory of 1740	1228	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4fe0db5ea9c73bc364eed17a125e1ea7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1084

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4fe0db5ea9c73bc364eed17a125e1ea7.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1228

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1740

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
1⤵
PID:1500

MITRE ATT&CK Matrix

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Downloads

memory/1228-61-0x00000000752F1000-0x00000000752F3000-memory.dmp

Filesize
8KB

Download
memory/1228-60-0x0000000000000000-mapping.dmp

Download
memory/1228-65-0x0000000074C70000-0x0000000074D74000-memory.dmp

Filesize
1.0MB

Download
memory/1228-64-0x0000000074C70000-0x0000000074C7E000-memory.dmp

Filesize
56KB

Download
memory/1228-66-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1500-62-0x0000000000000000-mapping.dmp

Download
memory/1740-63-0x0000000000000000-mapping.dmp

Download