gozi_ifsb | 5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4

General

Target

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
Size

658KB
MD5

5cecd52c5f7a3a95392c2065e22a65ab
SHA1

295c122ecaa4239532320f0deff4aa94ed92e207
SHA256

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4
SHA512

a064a5bbd139b8115b37463904126aeab354facfe99c46bb1aed0f8dffabd91a03fe190772b9253f57f5061a75506018c12dfa0bcabee5e957151287bc2385a0

Score

10^/10

gozi_ifsb 1011 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1011

C2

http://h33a7jzovxp2dxfg.onion

http://check.vivianmaierphotos.com

http://mysweetdream.site

http://marcoplfind.at

http://maildeliveryyboys1.at

Attributes

dga_base_url
constitution.org/usdeclar.txt
dga_crc
0x4eb7d2ca
dga_season
10
dga_tlds
com
ru
org
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Explorer.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\bdesthci = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Bitsager\\Audiudrv.exe"	Explorer.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.execontrol.exe

description	pid	process	target process
PID 1460 set thread context of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1100 set thread context of 1268	1100	control.exe	Explorer.EXE
PID 1100 set thread context of 1588	1100	control.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exeExplorer.EXE

pid process

1460 5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
1268 Explorer.EXE
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.execontrol.exe

pid process

1460 5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
1100 control.exe
1100 control.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE

pid	process
1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
1268	Explorer.EXE

pid	process
1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
1100	control.exe
1100	control.exe

pid	process
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.execontrol.exe

description	pid	process	target process
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1460 wrote to memory of 1100	1460	5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe	control.exe
PID 1100 wrote to memory of 1268	1100	control.exe	Explorer.EXE
PID 1100 wrote to memory of 1268	1100	control.exe	Explorer.EXE
PID 1100 wrote to memory of 1268	1100	control.exe	Explorer.EXE
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe
PID 1100 wrote to memory of 1588	1100	control.exe	rundll32.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1268

C:\Users\Admin\AppData\Local\Temp\5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe
"C:\Users\Admin\AppData\Local\Temp\5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1460

C:\Windows\system32\control.exe
C:\Windows\system32\control.exe /?
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL /?
4⤵
PID:1588

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Bitsager\Audiudrv.exe
Filesize
658KB

MD5
5cecd52c5f7a3a95392c2065e22a65ab

SHA1
295c122ecaa4239532320f0deff4aa94ed92e207

SHA256
5f01a4866431a17095c1b4b0eb6b6cd4ad221d4ff12bb2466280347abe3b13c4

SHA512
a064a5bbd139b8115b37463904126aeab354facfe99c46bb1aed0f8dffabd91a03fe190772b9253f57f5061a75506018c12dfa0bcabee5e957151287bc2385a0

Download Submit
memory/1100-66-0x0000000000280000-0x0000000000331000-memory.dmp

Filesize
708KB

Download
memory/1100-65-0x0000000000000000-mapping.dmp

Download
memory/1100-67-0x000007FEFC331000-0x000007FEFC333000-memory.dmp

Filesize
8KB

Download
memory/1100-72-0x0000000000280000-0x0000000000331000-memory.dmp

Filesize
708KB

Download
memory/1268-70-0x0000000004130000-0x00000000041E1000-memory.dmp

Filesize
708KB

Download
memory/1460-56-0x0000000000400000-0x00000000004D3000-memory.dmp

Filesize
844KB

Download
memory/1460-57-0x00000000769D1000-0x00000000769D3000-memory.dmp

Filesize
8KB

Download
memory/1460-58-0x0000000001DB0000-0x0000000001DFA000-memory.dmp

Filesize
296KB

Download
memory/1460-54-0x00000000005AD000-0x00000000005F8000-memory.dmp

Filesize
300KB

Download
memory/1460-55-0x00000000002E0000-0x0000000000329000-memory.dmp

Filesize
292KB

Download
memory/1588-68-0x0000000000000000-mapping.dmp

Download
memory/1588-71-0x0000000001AD0000-0x0000000001B81000-memory.dmp

Filesize
708KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads