gozi | 46b5874e9b9bb840ae324b04473097c3c295830df07f1c49511bf3c246199963

Analysis

max time kernel
63s
max time network
107s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 19:10

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe
Size

304KB
MD5

4c7aa22092360d14d5c799e0bd873d78
SHA1

64372fa56d6cac4c6ec49ea02f3a5ffe32566aa8
SHA256

3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01
SHA512

72d010a5c4ef66c2883410e7d93f9751db47267c91a3c52c24e9f5b39c3953e2a659c1552d88238b053001c4d29ee3fd65bafcc389281aa806c1a6e3cd161555
SSDEEP

6144:Kg4Myj0VKau5jfPcMhV2RRYgUvCwZsUpQitLZWVWJC9OfrOYujPy:kaVKbJcMhVEeRpaU38VQCUwm

Score

10^/10

gozi 303 banker discovery isfb persistence trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

303

http://aaxvkah7dudzoloq.onion

http://tahhir.at

http://limpopo.at

http://estate-advice.at

Attributes

build
217107
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 is a well-known and widely distributed banking trojan.
banker trojan gozi
Gozi family
gozi

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	208.67.222.222
Destination IP	208.67.222.222
Destination IP	208.67.222.222

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\cats32gt = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Comr8030\\Deviclnt.exe"	Explorer.EXE

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2248 set thread context of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2976 set thread context of 1412	2976	control.exe	21
PID 2976 set thread context of 2176	2976	control.exe	31
PID 1412 set thread context of 1708	1412	Explorer.EXE	37

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe
1412	Explorer.EXE

Suspicious behavior: MapViewOfSection 4 IoCs

pid	Process
2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe
2976	control.exe
2976	control.exe
1412	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1412	Explorer.EXE

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2248 wrote to memory of 2976	2248	3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe	30
PID 2976 wrote to memory of 1412	2976	control.exe	21
PID 2976 wrote to memory of 1412	2976	control.exe	21
PID 2976 wrote to memory of 1412	2976	control.exe	21
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 2976 wrote to memory of 2176	2976	control.exe	31
PID 1412 wrote to memory of 2728	1412	Explorer.EXE	32
PID 1412 wrote to memory of 2728	1412	Explorer.EXE	32
PID 1412 wrote to memory of 2728	1412	Explorer.EXE	32
PID 2728 wrote to memory of 2320	2728	cmd.exe	34
PID 2728 wrote to memory of 2320	2728	cmd.exe	34
PID 2728 wrote to memory of 2320	2728	cmd.exe	34
PID 1412 wrote to memory of 388	1412	Explorer.EXE	35
PID 1412 wrote to memory of 388	1412	Explorer.EXE	35
PID 1412 wrote to memory of 388	1412	Explorer.EXE	35
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37
PID 1412 wrote to memory of 1708	1412	Explorer.EXE	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1412
- C:\Users\Admin\AppData\Local\Temp\3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe
  "C:\Users\Admin\AppData\Local\Temp\3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\system32\control.exe
    C:\Windows\system32\control.exe /?
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2976
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL /?
      4⤵
      PID:2176
- C:\Windows\system32\cmd.exe
  cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\9E7C.bi1"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Windows\system32\nslookup.exe
    nslookup myip.opendns.com resolver1.opendns.com
    3⤵
    PID:2320
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\9E7C.bi1"
  2⤵
  PID:388
- C:\Windows\syswow64\cmd.exe
  "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\9E7C.bi1

Filesize
122B

MD5
4e722b4828cea8a135eb7a2bfd92ab01

SHA1
8e1abee672a878fd9c1d33e242502205d9b2da55

SHA256
c4d1feacbfb9ecd1a24e9b6d3e51fc7e9797da543d319f43ff0917db4c1e5e02

SHA512
88c0d6b07d45f906164b2c1178a938ffb56c4fa7288853a02f460339bca026fa58b26a37f52ea846bc205e1828f12f0361d1b0425a1106c8b1a947856d4ee4e4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Comr8030\Deviclnt.exe

Filesize
304KB

MD5
4c7aa22092360d14d5c799e0bd873d78

SHA1
64372fa56d6cac4c6ec49ea02f3a5ffe32566aa8

SHA256
3ebbc1ac0f109ef8c0f7e7e682c1394c9e9de07b3d6a3943266a1a35cb0b5b01

SHA512
72d010a5c4ef66c2883410e7d93f9751db47267c91a3c52c24e9f5b39c3953e2a659c1552d88238b053001c4d29ee3fd65bafcc389281aa806c1a6e3cd161555

Download Submit
memory/1412-17-0x0000000006B90000-0x0000000006C43000-memory.dmp

Filesize
716KB

Download
memory/1412-34-0x0000000006B90000-0x0000000006C43000-memory.dmp

Filesize
716KB

Download
memory/1412-21-0x0000000002230000-0x0000000002231000-memory.dmp

Filesize
4KB

Download
memory/1412-23-0x0000000006B90000-0x0000000006C43000-memory.dmp

Filesize
716KB

Download
memory/1708-39-0x0000000000420000-0x00000000004C5000-memory.dmp

Filesize
660KB

Download
memory/2176-32-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2176-25-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/2176-31-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2176-30-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2176-26-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2248-15-0x0000000000460000-0x00000000004AA000-memory.dmp

Filesize
296KB

Download
memory/2248-0-0x0000000000460000-0x00000000004AA000-memory.dmp

Filesize
296KB

Download
memory/2248-7-0x0000000000460000-0x00000000004AA000-memory.dmp

Filesize
296KB

Download
memory/2976-11-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2976-16-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2976-33-0x0000000001B40000-0x0000000001BF3000-memory.dmp

Filesize
716KB

Download
memory/2976-10-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2976-9-0x000007FFFFFD3000-0x000007FFFFFD4000-memory.dmp

Filesize
4KB

Download