gozi_ifsb | 1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402

General

Target

1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe
Size

388KB
MD5

3bfea3a7fa0dd19639673f4c32110fa8
SHA1

2a4ec7c4dac2618059c30071ac6b07d41a3bbc2b
SHA256

1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402
SHA512

05c991717a320dbdb8268957111748599a848ee6d3ce3d2b02a99dd361d1d891c26cf1f881b0aa781b6ea3167ebe06e7fc1e3bc471be960ff6a13b15ecb74d81

Score

10^/10

gozi_ifsb 1010 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

C2

diuolirt.at

deopliazae.at

nifredao.com

filokiyurt.at

Attributes

exe_type
worker
server_id
12

rsa_pubkey.plain

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb
Executes dropped EXE 1 IoCs

Processes:

Audirvps.exe

pid process

1892 Audirvps.exe

pid	process
1892	Audirvps.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Clipmlua = "C:\\Users\\Admin\\AppData\\Roaming\\AppMtngc\\Audirvps.exe"	1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3204 1892 WerFault.exe Audirvps.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Audirvps.exe

pid process

1892 Audirvps.exe
1892 Audirvps.exe

pid	pid_target	process	target process
3204	1892	WerFault.exe	Audirvps.exe

pid	process
1892	Audirvps.exe
1892	Audirvps.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.execmd.execmd.exeAudirvps.exe

description	pid	process	target process
PID 4752 wrote to memory of 4224	4752	1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe	cmd.exe
PID 4752 wrote to memory of 4224	4752	1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe	cmd.exe
PID 4752 wrote to memory of 4224	4752	1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe	cmd.exe
PID 4224 wrote to memory of 4308	4224	cmd.exe	cmd.exe
PID 4224 wrote to memory of 4308	4224	cmd.exe	cmd.exe
PID 4224 wrote to memory of 4308	4224	cmd.exe	cmd.exe
PID 4308 wrote to memory of 1892	4308	cmd.exe	Audirvps.exe
PID 4308 wrote to memory of 1892	4308	cmd.exe	Audirvps.exe
PID 4308 wrote to memory of 1892	4308	cmd.exe	Audirvps.exe
PID 1892 wrote to memory of 4172	1892	Audirvps.exe	svchost.exe
PID 1892 wrote to memory of 4172	1892	Audirvps.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe
"C:\Users\Admin\AppData\Local\Temp\1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4752

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2484\9242.bat" "C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe" "C:\Users\Admin\AppData\Local\Temp\1FFF95~1.EXE""
2⤵
- Suspicious use of WriteProcessMemory
PID:4224

C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe" "C:\Users\Admin\AppData\Local\Temp\1FFF95~1.EXE""
3⤵
- Suspicious use of WriteProcessMemory
PID:4308

C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe
"C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe" "C:\Users\Admin\AppData\Local\Temp\1FFF95~1.EXE"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1892

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1892 -s 560
5⤵
- Program crash
PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1892 -ip 1892
1⤵
PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2484\9242.bat
Filesize
112B

MD5
88fcbb4d534966f8ae75e42f6c1085de

SHA1
e30f1aa697980b316a3b745d89b1700e258b2a54

SHA256
21eaa62731b78f6b196b48fe1b67e723ac8581468cb7f0e3db8fac79aaf4bd48

SHA512
df15ec9621b2563828e685915a2601c960a25373c1cd8e3e175f8e2f9f66acaa33b0802de22f387f5cfac6d9ed2448b3883d03e6cc5a83e65ade6600a279c7f0

Download Submit
C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe
Filesize
388KB

MD5
3bfea3a7fa0dd19639673f4c32110fa8

SHA1
2a4ec7c4dac2618059c30071ac6b07d41a3bbc2b

SHA256
1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402

SHA512
05c991717a320dbdb8268957111748599a848ee6d3ce3d2b02a99dd361d1d891c26cf1f881b0aa781b6ea3167ebe06e7fc1e3bc471be960ff6a13b15ecb74d81

Download Submit
C:\Users\Admin\AppData\Roaming\AppMtngc\Audirvps.exe
Filesize
388KB

MD5
3bfea3a7fa0dd19639673f4c32110fa8

SHA1
2a4ec7c4dac2618059c30071ac6b07d41a3bbc2b

SHA256
1fff952471f5670932a1445340514a6e07869b5320fd17b3c635c00fabe1e402

SHA512
05c991717a320dbdb8268957111748599a848ee6d3ce3d2b02a99dd361d1d891c26cf1f881b0aa781b6ea3167ebe06e7fc1e3bc471be960ff6a13b15ecb74d81

Download Submit
memory/1892-137-0x0000000000000000-mapping.dmp

Download
memory/1892-140-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1892-142-0x0000000000580000-0x00000000005B0000-memory.dmp

Filesize
192KB

Download
memory/4224-133-0x0000000000000000-mapping.dmp

Download
memory/4308-136-0x0000000000000000-mapping.dmp

Download
memory/4752-131-0x00000000021C0000-0x00000000021F0000-memory.dmp

Filesize
192KB

Download
memory/4752-130-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4752-134-0x00000000021C0000-0x00000000021F0000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads