gozi_ifsb | 6ef40f11ecafa6b1c46511cd767e62fc78bcfdd01359ad4efcdd3f9aaf81387b

Analysis

max time kernel
68s
max time network
134s
platform
windows10_x64
resource
win10v20210408
submitted
08-09-2021 21:09

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General

Target

3801a989edf1a3ac945a7af3b86e25d4c2e4c0be9f35115b24e198675fc05982.dll
Size

937KB
MD5

f0768163be61e09e32af5108aa4b90ce
SHA1

cc43a6e718bd4cb5cc4cc8744d7d77a8e789909b
SHA256

3801a989edf1a3ac945a7af3b86e25d4c2e4c0be9f35115b24e198675fc05982
SHA512

7dcf3fa47b616ae2d7a4dd58197154635f8a90188fdccd4780d92636913ad4e88d475b1cc77a97162d2fdf0d9ef4379afc97de55c4062e663560ec03e43080c5

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.plain

aes.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 1456 wrote to memory of 2780	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 2780	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 2780	1456	rundll32.exe	rundll32.exe
PID 2780 wrote to memory of 1896	2780	rundll32.exe	cmd.exe
PID 2780 wrote to memory of 1896	2780	rundll32.exe	cmd.exe
PID 2780 wrote to memory of 1896	2780	rundll32.exe	cmd.exe
PID 2780 wrote to memory of 1304	2780	rundll32.exe	cmd.exe
PID 2780 wrote to memory of 1304	2780	rundll32.exe	cmd.exe
PID 2780 wrote to memory of 1304	2780	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3801a989edf1a3ac945a7af3b86e25d4c2e4c0be9f35115b24e198675fc05982.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3801a989edf1a3ac945a7af3b86e25d4c2e4c0be9f35115b24e198675fc05982.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2780

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:1896

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1304

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1304-116-0x0000000000000000-mapping.dmp

Download
memory/1896-115-0x0000000000000000-mapping.dmp

Download
memory/2780-114-0x0000000000000000-mapping.dmp

Download
memory/2780-118-0x00000000738B0000-0x00000000739B4000-memory.dmp

Filesize
1.0MB

Download
memory/2780-117-0x00000000738B0000-0x00000000738BE000-memory.dmp

Filesize
56KB

Download
memory/2780-119-0x00000000028B0000-0x00000000029FA000-memory.dmp

Filesize
1.3MB

Download