gozi_ifsb | e1c8e34791daee490ba154c10dddf0d43d4cc6910fb08debbd5c722e722ea551 | Triage

Resubmissions

24-08-2021 15:27

210824-gr81wz5pan 10

21-06-2021 13:09

210621-c2wlrsx18e 10

Analysis

max time kernel
25s
max time network
12s
platform
windows7_x64
resource
win7v20210410
submitted
21-06-2021 13:09

Sharing

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General

Target

focy1.dll
Size

306KB
MD5

81a57502787fd832d141625494bc6e61
SHA1

73025e06eb644652e5f43d050663b041f687e53f
SHA256

e1c8e34791daee490ba154c10dddf0d43d4cc6910fb08debbd5c722e722ea551
SHA512

aecdf00d939762880c15de0f9377d1a3d4dcbe5f9bbd8d272003bfccc38f7314c862c45e0e387ef7d3ac13bb289136f39b32b7869ee22dd1175577d939c0dada

Score

10^/10

gozi_ifsb 6000 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

6000

C2

authd.feronok.com

app.bighomegl.at

Attributes

build
250204
exe_type
loader
server_id
580

rsa_pubkey.plain

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 7 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26
PID 452 wrote to memory of 2032	452	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\focy1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\focy1.dll,#1
  2⤵
  PID:2032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2032-61-0x00000000753E1000-0x00000000753E3000-memory.dmp

Filesize
8KB

Download
memory/2032-63-0x0000000074E40000-0x0000000074F2A000-memory.dmp

Filesize
936KB

Download
memory/2032-62-0x0000000074E40000-0x0000000074E4D000-memory.dmp

Filesize
52KB

Download
memory/2032-64-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download