tinba | 30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 11:42

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General

Target

30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe
Size

45KB
MD5

e0d11a00a58493df787c159cbd5c6e9d
SHA1

fde366de1263f325448d788072707ada9b873018
SHA256

30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7
SHA512

19e5c2286a340153431979f7570d566a6eaa6f2ffee1076d1800be6d69a35c2ac34a60118588cfda58a05a796625c6399e0d33f0742c63b513166de4ee39cb5c
SSDEEP

768:9hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2l:/sWE9N5dFu53dsniQaB/xZ14n7zIF+qp

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\65ACB9A0 = "C:\\Users\\Admin\\AppData\\Roaming\\65ACB9A0\\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/2652-0-0x0000000000400000-0x000000000041D000-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	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2788	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2788	2652	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe	32
PID 2652 wrote to memory of 2788	2652	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe	32
PID 2652 wrote to memory of 2788	2652	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe	32
PID 2652 wrote to memory of 2788	2652	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe	32
PID 2652 wrote to memory of 2788	2652	30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe	32
PID 2788 wrote to memory of 1180	2788	winver.exe	21
PID 2788 wrote to memory of 1060	2788	winver.exe	18
PID 2788 wrote to memory of 1120	2788	winver.exe	19
PID 2788 wrote to memory of 1180	2788	winver.exe	21
PID 2788 wrote to memory of 1140	2788	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1120

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe
  "C:\Users\Admin\AppData\Local\Temp\30c61a687220e9a606cc588475cf34b0a4ec1fa38fc7b3b3759148f54cb6b6a7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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:2788

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1140

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/1060-29-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1060-34-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1060-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1060-38-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-27-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1120-21-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1140-31-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1140-25-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1140-32-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1180-23-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1180-3-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-30-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/2652-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2652-13-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2652-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2652-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2652-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2788-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2788-7-0x0000000076F40000-0x0000000076F41000-memory.dmp

Filesize
4KB

Download
memory/2788-8-0x0000000076F3F000-0x0000000076F40000-memory.dmp

Filesize
4KB

Download
memory/2788-9-0x0000000076F3F000-0x0000000076F41000-memory.dmp

Filesize
8KB

Download
memory/2788-11-0x0000000076D40000-0x0000000076EE9000-memory.dmp

Filesize
1.7MB

Download
memory/2788-33-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download