gozi_ifsb | 31a940dab7bce1146e29e59a348f2aa15fa1b30bc28ed300f6db8a28df1b0778 | Triage

Analysis

max time kernel
26s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 19:28

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General

Target

vbaQueryCount.jpg.dll
Size

306KB
MD5

ebda58ce60415f80968457e8548b9fec
SHA1

8496b73082f400b7aa4860245b76c2cbebc30e54
SHA256

31a940dab7bce1146e29e59a348f2aa15fa1b30bc28ed300f6db8a28df1b0778
SHA512

b400044fc04c4928506ebd65a1d591896e35c70c80a7877716aecbba0f390c75e1ce29fd20f680c51c27c8e33502a7c564ff78114abfeaeb91b4885d46668e2a

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.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 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1016 wrote to memory of 3432	1016	rundll32.exe	rundll32.exe
PID 1016 wrote to memory of 3432	1016	rundll32.exe	rundll32.exe
PID 1016 wrote to memory of 3432	1016	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vbaQueryCount.jpg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1016

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vbaQueryCount.jpg.dll,#1
2⤵
PID:3432

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3432-114-0x0000000000000000-mapping.dmp

Download
memory/3432-115-0x0000000074120000-0x000000007412D000-memory.dmp

Filesize
52KB

Download
memory/3432-116-0x0000000074120000-0x000000007420A000-memory.dmp

Filesize
936KB

Download
memory/3432-117-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download