46aa9f72c05e491358d444d55e9c93c22c0be00d97748d0cdd461896a4eb4bc6

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16/09/2024, 08:48

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General

Target

Trojan.Win32.Tinba.GZN.exe
Size

237KB
MD5

5c893e6477107587d123acfffc3e9770
SHA1

f7b34c1596a00b2cc535782ecc788063ef795096
SHA256

46aa9f72c05e491358d444d55e9c93c22c0be00d97748d0cdd461896a4eb4bc6
SHA512

df9abfd1dbd7ae24ee76989cf1b7b1d243a88a6ee851c2956bd6d5fa63ef574913910d132a06d9dbc6542c61c1003658eb4b08488551924ba14c66ab49b2031e
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:6ATuTAnKGwUAWVycQqgj

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4132	1700	WerFault.exe	93
1212	4156	WerFault.exe	81

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	Trojan.Win32.Tinba.GZN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4156	Trojan.Win32.Tinba.GZN.exe
4156	Trojan.Win32.Tinba.GZN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1700	winver.exe
4156	Trojan.Win32.Tinba.GZN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 1700	4156	Trojan.Win32.Tinba.GZN.exe	93
PID 4156 wrote to memory of 1700	4156	Trojan.Win32.Tinba.GZN.exe	93
PID 4156 wrote to memory of 1700	4156	Trojan.Win32.Tinba.GZN.exe	93
PID 4156 wrote to memory of 1700	4156	Trojan.Win32.Tinba.GZN.exe	93
PID 1700 wrote to memory of 3376	1700	winver.exe	56
PID 4156 wrote to memory of 3376	4156	Trojan.Win32.Tinba.GZN.exe	56
PID 4156 wrote to memory of 2420	4156	Trojan.Win32.Tinba.GZN.exe	43

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2420

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3376
- C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Tinba.GZN.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Tinba.GZN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4156
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1700
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 300
      4⤵
      Program crash
      PID:4132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 980
    3⤵
    - Program crash
    PID:1212

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1700 -ip 1700
1⤵
PID:2824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4156 -ip 4156
1⤵
PID:4440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2420-18-0x0000000000BD0000-0x0000000000BD6000-memory.dmp

Filesize
24KB

Download
memory/2420-24-0x0000000000BD0000-0x0000000000BD6000-memory.dmp

Filesize
24KB

Download
memory/3376-10-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/3376-9-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/3376-15-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/4156-11-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4156-7-0x00000000044A0000-0x00000000044A1000-memory.dmp

Filesize
4KB

Download
memory/4156-6-0x00000000044A0000-0x00000000044A1000-memory.dmp

Filesize
4KB

Download
memory/4156-1-0x0000000004550000-0x0000000004BA8000-memory.dmp

Filesize
6.3MB

Download
memory/4156-4-0x00000000044A0000-0x00000000044A1000-memory.dmp

Filesize
4KB

Download
memory/4156-5-0x00000000044A0000-0x00000000044A1000-memory.dmp

Filesize
4KB

Download
memory/4156-14-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4156-3-0x0000000004550000-0x0000000004BA8000-memory.dmp

Filesize
6.3MB

Download
memory/4156-19-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4156-23-0x0000000004550000-0x0000000004BA8000-memory.dmp

Filesize
6.3MB

Download
memory/4156-2-0x00000000044A0000-0x00000000044A1000-memory.dmp

Filesize
4KB

Download