tinba | 5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 18:29

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General

Target

5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe
Size

160KB
MD5

3cf1d958feb742ebb4e9145f804a7380
SHA1

2010b638062347530a9d855893be507bc444b7db
SHA256

5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45
SHA512

6e5bbcedebac2794c94c72c1c040c3aca5e57e5cf43b5b608d8dd0f01c2ce51e308ea4658cb9d8ecc594b475a49c0db148b1bb983843119045442a188d7d3644
SSDEEP

1536:IEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:LY+4MiIkLZJNAQ9J6vK

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\F6B2B467 = "C:\\Users\\Admin\\AppData\\Roaming\\F6B2B467\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2432-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe
1708	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1708	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 1708	2432	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe	31
PID 2432 wrote to memory of 1708	2432	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe	31
PID 2432 wrote to memory of 1708	2432	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe	31
PID 2432 wrote to memory of 1708	2432	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe	31
PID 2432 wrote to memory of 1708	2432	5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe	31
PID 1708 wrote to memory of 1232	1708	winver.exe	21
PID 1708 wrote to memory of 1108	1708	winver.exe	19
PID 1708 wrote to memory of 1160	1708	winver.exe	20
PID 1708 wrote to memory of 1232	1708	winver.exe	21
PID 1708 wrote to memory of 1224	1708	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232
- C:\Users\Admin\AppData\Local\Temp\5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe
  "C:\Users\Admin\AppData\Local\Temp\5d78c3c3e83d02ae650fd5d128c7b5e8b3a5a9af1caf1ef2b6d9998521aa6d45N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1708

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1224

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

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Downloads

memory/1108-24-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1160-19-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1224-23-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1224-26-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1224-27-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1232-21-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1232-29-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1232-10-0x0000000077371000-0x0000000077372000-memory.dmp

Filesize
4KB

Download
memory/1232-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1232-3-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1232-4-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1708-11-0x0000000077320000-0x00000000774C9000-memory.dmp

Filesize
1.7MB

Download
memory/1708-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1708-7-0x0000000077520000-0x0000000077521000-memory.dmp

Filesize
4KB

Download
memory/1708-8-0x000000007751F000-0x0000000077520000-memory.dmp

Filesize
4KB

Download
memory/1708-9-0x000000007751F000-0x0000000077521000-memory.dmp

Filesize
8KB

Download
memory/1708-30-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1708-35-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2432-13-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2432-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2432-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2432-5-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2432-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download