gozi_ifsb | 3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e

General

Target

3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe
Size

361KB
MD5

71f184786153407c588600179f11a920
SHA1

8c8e733df5df5f73f176993b7e5d2e1f4aed1f8c
SHA256

3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e
SHA512

569bfeb1fa7f970b94b64e277436d7b6ca98c57bd02f480847dba244d3329d0e17a284d6c27935a4ae9460b45ca3b8e64a6357988a5203ab69c9ecbd07c83d4b

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:

authuthz.exe

pid process

2024 authuthz.exe
Deletes itself 1 IoCs

Processes:

authuthz.exe

pid process

2024 authuthz.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

1992 cmd.exe

pid	process
2024	authuthz.exe

pid	process
2024	authuthz.exe

pid	process
1992	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\aecaCore = "C:\\Users\\Admin\\AppData\\Roaming\\clictall\\authuthz.exe"	3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

authuthz.exesvchost.exe

description	pid	process	target process
PID 2024 set thread context of 1976	2024	authuthz.exe	svchost.exe
PID 1976 set thread context of 1264	1976	svchost.exe	Explorer.EXE

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

authuthz.exeExplorer.EXE

pid process

2024 authuthz.exe
1264 Explorer.EXE
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

authuthz.exesvchost.exe

pid process

2024 authuthz.exe
1976 svchost.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE

pid	process
2024	authuthz.exe
1264	Explorer.EXE

pid	process
2024	authuthz.exe
1976	svchost.exe

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

pid	process
1264	Explorer.EXE

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.execmd.execmd.exeauthuthz.exesvchost.exe

description	pid	process	target process
PID 1448 wrote to memory of 2036	1448	3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe	cmd.exe
PID 1448 wrote to memory of 2036	1448	3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe	cmd.exe
PID 1448 wrote to memory of 2036	1448	3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe	cmd.exe
PID 1448 wrote to memory of 2036	1448	3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe	cmd.exe
PID 2036 wrote to memory of 1992	2036	cmd.exe	cmd.exe
PID 2036 wrote to memory of 1992	2036	cmd.exe	cmd.exe
PID 2036 wrote to memory of 1992	2036	cmd.exe	cmd.exe
PID 2036 wrote to memory of 1992	2036	cmd.exe	cmd.exe
PID 1992 wrote to memory of 2024	1992	cmd.exe	authuthz.exe
PID 1992 wrote to memory of 2024	1992	cmd.exe	authuthz.exe
PID 1992 wrote to memory of 2024	1992	cmd.exe	authuthz.exe
PID 1992 wrote to memory of 2024	1992	cmd.exe	authuthz.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 2024 wrote to memory of 1976	2024	authuthz.exe	svchost.exe
PID 1976 wrote to memory of 1264	1976	svchost.exe	Explorer.EXE
PID 1976 wrote to memory of 1264	1976	svchost.exe	Explorer.EXE
PID 1976 wrote to memory of 1264	1976	svchost.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1264

C:\Users\Admin\AppData\Local\Temp\3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe
"C:\Users\Admin\AppData\Local\Temp\3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1448

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\56AA\2B55.bat" "C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe" "C:\Users\Admin\AppData\Local\Temp\3C6AFF~1.EXE""
3⤵
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe" "C:\Users\Admin\AppData\Local\Temp\3C6AFF~1.EXE""
4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe
"C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe" "C:\Users\Admin\AppData\Local\Temp\3C6AFF~1.EXE"
5⤵
- Executes dropped EXE
- Deletes itself
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
6⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1976

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\56AA\2B55.bat
Filesize
108B

MD5
38e56c6af5859baebc2342b633607ce3

SHA1
50d79599f4cd0d59bed35771c772f9150ca6e6b6

SHA256
6f07c202572e240d4537e08e2a0ab6cfed59b3cb7f9d12de17770c0de5214975

SHA512
38ab637fb2a11917775884992cce0047d03a764ae31d1d2362632a23a2026f7d94a759f02efd9d9f709855c75a8cf3cca123172a5a245ec3901ec97a2d59aa72

Download Submit
C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe
Filesize
361KB

MD5
71f184786153407c588600179f11a920

SHA1
8c8e733df5df5f73f176993b7e5d2e1f4aed1f8c

SHA256
3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e

SHA512
569bfeb1fa7f970b94b64e277436d7b6ca98c57bd02f480847dba244d3329d0e17a284d6c27935a4ae9460b45ca3b8e64a6357988a5203ab69c9ecbd07c83d4b

Download Submit
C:\Users\Admin\AppData\Roaming\clictall\authuthz.exe
Filesize
361KB

MD5
71f184786153407c588600179f11a920

SHA1
8c8e733df5df5f73f176993b7e5d2e1f4aed1f8c

SHA256
3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e

SHA512
569bfeb1fa7f970b94b64e277436d7b6ca98c57bd02f480847dba244d3329d0e17a284d6c27935a4ae9460b45ca3b8e64a6357988a5203ab69c9ecbd07c83d4b

Download Submit
\Users\Admin\AppData\Roaming\clictall\authuthz.exe
Filesize
361KB

MD5
71f184786153407c588600179f11a920

SHA1
8c8e733df5df5f73f176993b7e5d2e1f4aed1f8c

SHA256
3c6affe9595ac8498af6360aeb3f9281e755c28c1b3297eb770855f08ec88a1e

SHA512
569bfeb1fa7f970b94b64e277436d7b6ca98c57bd02f480847dba244d3329d0e17a284d6c27935a4ae9460b45ca3b8e64a6357988a5203ab69c9ecbd07c83d4b

Download Submit
memory/1264-71-0x00000000029E0000-0x0000000002A55000-memory.dmp

Filesize
468KB

Download
memory/1264-72-0x00000000029E0000-0x0000000002A55000-memory.dmp

Filesize
468KB

Download
memory/1448-57-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/1448-55-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1448-54-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1976-69-0x0000000000000000-mapping.dmp

Download
memory/1976-70-0x00000000003C0000-0x0000000000435000-memory.dmp

Filesize
468KB

Download
memory/1992-60-0x0000000000000000-mapping.dmp

Download
memory/2024-66-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2024-68-0x00000000001C0000-0x00000000001F0000-memory.dmp

Filesize
192KB

Download
memory/2024-63-0x0000000000000000-mapping.dmp

Download
memory/2036-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads