gozi_ifsb | 345ab39b904f12eeadb6b22abb93155b8fe4a0c33309227332c63c96447dcca6

Analysis

max time kernel
63s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 07:05

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General

Target

048b54087505b524c9e4c5f4e1394afb.dll
Size

937KB
MD5

048b54087505b524c9e4c5f4e1394afb
SHA1

0c74e30542a1de22aa48413e493f6906668553df
SHA256

345ab39b904f12eeadb6b22abb93155b8fe4a0c33309227332c63c96447dcca6
SHA512

46a57add8f4f4fcaacf2041199e27e7bdfdae661b104ec840a25fbe1998bc21582c3c91d02ea77c1ce32160cf362b0ae4b431f4b7e5df1b4fa03430283ed6a64

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 508 wrote to memory of 2192	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 2192	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 2192	508	rundll32.exe	rundll32.exe
PID 2192 wrote to memory of 364	2192	rundll32.exe	cmd.exe
PID 2192 wrote to memory of 364	2192	rundll32.exe	cmd.exe
PID 2192 wrote to memory of 364	2192	rundll32.exe	cmd.exe
PID 2192 wrote to memory of 428	2192	rundll32.exe	cmd.exe
PID 2192 wrote to memory of 428	2192	rundll32.exe	cmd.exe
PID 2192 wrote to memory of 428	2192	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\048b54087505b524c9e4c5f4e1394afb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\048b54087505b524c9e4c5f4e1394afb.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2192

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:364

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:428

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/364-115-0x0000000000000000-mapping.dmp

Download
memory/428-116-0x0000000000000000-mapping.dmp

Download
memory/2192-114-0x0000000000000000-mapping.dmp

Download
memory/2192-118-0x00000000738D0000-0x00000000739D4000-memory.dmp

Filesize
1.0MB

Download
memory/2192-117-0x00000000738D0000-0x00000000738DE000-memory.dmp

Filesize
56KB

Download
memory/2192-119-0x0000000000540000-0x000000000068A000-memory.dmp

Filesize
1.3MB

Download