gozi_ifsb | f068defa1da6d30ce649b2eb04468987fb9e055cab5cc3389112014cb5a74e59

Analysis

max time kernel
75s
max time network
54s
platform
windows7_x64
resource
win7v20210410
submitted
02-07-2021 07:24

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General

Target

spoolres.dll
Size

937KB
MD5

7c78fb4fa292f9345bc49677d95040b5
SHA1

39212550527cb1605279d5a0aa6362ca21afea55
SHA256

f068defa1da6d30ce649b2eb04468987fb9e055cab5cc3389112014cb5a74e59
SHA512

7aaa27d5632bb8bf62a18bc6782eff2d330042feeb613e0c8d2b296459f38bcc66321f3ea6edd109455479de60d1c89142913830c72e33284ffddd93b834794f

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 15 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 1916 wrote to memory of 2036	1916	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1336	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1336	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1336	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1336	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1968	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1968	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1968	2036	rundll32.exe	cmd.exe
PID 2036 wrote to memory of 1968	2036	rundll32.exe	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\spoolres.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\spoolres.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Island
3⤵
PID:1336

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c cd Matter m
3⤵
PID:1968

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1336-61-0x0000000000000000-mapping.dmp

Download
memory/1968-62-0x0000000000000000-mapping.dmp

Download
memory/2036-59-0x0000000000000000-mapping.dmp

Download
memory/2036-60-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

Filesize
8KB

Download
memory/2036-64-0x0000000074620000-0x0000000074724000-memory.dmp

Filesize
1.0MB

Download
memory/2036-63-0x0000000074620000-0x000000007462E000-memory.dmp

Filesize
56KB

Download
memory/2036-65-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download