tinba | 10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 03:10

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General

Target

10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe
Size

45KB
MD5

bb4c0e3936afe30a617fb254d8687f30
SHA1

094fc6ebc0af1cc906a10e5ec7c47ae80fc0416e
SHA256

10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483
SHA512

732b1ae598670b5e778d21d72a8793521a92b8c689bb7deef8e9318a5ef7efb972853f2f4b721a0fae6503b72877523e2701f52699b91e5aebed152234ee2f30
SSDEEP

768:khP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:IsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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

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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\21616DD7 = "C:\\Users\\Admin\\AppData\\Roaming\\21616DD7\\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/1056-0-0x0000000000400000-0x000000000041D000-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	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe
2216	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2216	winver.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 2216	1056	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe	29
PID 1056 wrote to memory of 2216	1056	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe	29
PID 1056 wrote to memory of 2216	1056	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe	29
PID 1056 wrote to memory of 2216	1056	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe	29
PID 1056 wrote to memory of 2216	1056	10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe	29
PID 2216 wrote to memory of 1196	2216	winver.exe	21
PID 2216 wrote to memory of 1092	2216	winver.exe	18
PID 2216 wrote to memory of 1160	2216	winver.exe	20
PID 2216 wrote to memory of 1196	2216	winver.exe	21
PID 2216 wrote to memory of 1252	2216	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1196
- C:\Users\Admin\AppData\Local\Temp\10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe
  "C:\Users\Admin\AppData\Local\Temp\10ead007f59de708cf04b88c8e78b78b9fc94053cbd2b40b5cb58b314ac44483N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1056
- - 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:2216

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1252

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/1056-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/1056-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1056-13-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/1056-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1056-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1092-25-0x0000000076DE1000-0x0000000076DE2000-memory.dmp

Filesize
4KB

Download
memory/1092-24-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000076DE1000-0x0000000076DE2000-memory.dmp

Filesize
4KB

Download
memory/1196-4-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1252-23-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1252-28-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1252-29-0x0000000076DE1000-0x0000000076DE2000-memory.dmp

Filesize
4KB

Download
memory/2216-6-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2216-11-0x0000000076D90000-0x0000000076F39000-memory.dmp

Filesize
1.7MB

Download
memory/2216-9-0x0000000076F8F000-0x0000000076F91000-memory.dmp

Filesize
8KB

Download
memory/2216-8-0x0000000076F8F000-0x0000000076F90000-memory.dmp

Filesize
4KB

Download
memory/2216-7-0x0000000076F90000-0x0000000076F91000-memory.dmp

Filesize
4KB

Download
memory/2216-30-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download