tinba | eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018

Analysis

max time kernel
149s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 05:57

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General

Target

eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe
Size

45KB
MD5

958d53237aead0f97e13751a2db27a60
SHA1

4fe285436c4f6c17162c19ea3537649cd8857ecf
SHA256

eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018
SHA512

62155e83a60f8207080978f577a3a14684ebc6642a8d4839a11bd082155ee2439c2d20b39d6e8ad5d8215b98421e50d067e278051c772764dd1e2aa580db1df5
SSDEEP

768:0hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:4sWE9N5dFu53dsniQaB/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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\65D0F5C6 = "C:\\Users\\Admin\\AppData\\Roaming\\65D0F5C6\\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/1352-0-0x0000000000400000-0x000000000041D000-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	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe
1632	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1632	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 1632	1352	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe	31
PID 1352 wrote to memory of 1632	1352	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe	31
PID 1352 wrote to memory of 1632	1352	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe	31
PID 1352 wrote to memory of 1632	1352	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe	31
PID 1352 wrote to memory of 1632	1352	eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe	31
PID 1632 wrote to memory of 1124	1632	winver.exe	20
PID 1632 wrote to memory of 1040	1632	winver.exe	17
PID 1632 wrote to memory of 1068	1632	winver.exe	18
PID 1632 wrote to memory of 1124	1632	winver.exe	20
PID 1632 wrote to memory of 804	1632	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1040

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1124
- C:\Users\Admin\AppData\Local\Temp\eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe
  "C:\Users\Admin\AppData\Local\Temp\eab8d667974acd55ae06c7720a5545adc196360394c017f48e162e2a4c8f9018N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1352
- - 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:1632

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:804

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/804-28-0x0000000077791000-0x0000000077792000-memory.dmp

Filesize
4KB

Download
memory/804-32-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/804-29-0x0000000077791000-0x0000000077792000-memory.dmp

Filesize
4KB

Download
memory/804-26-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1040-25-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1040-27-0x0000000077791000-0x0000000077792000-memory.dmp

Filesize
4KB

Download
memory/1068-30-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1068-21-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1124-23-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1124-10-0x0000000077791000-0x0000000077792000-memory.dmp

Filesize
4KB

Download
memory/1124-31-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1124-2-0x0000000002A70000-0x0000000002A76000-memory.dmp

Filesize
24KB

Download
memory/1124-3-0x0000000002A70000-0x0000000002A76000-memory.dmp

Filesize
24KB

Download
memory/1124-4-0x0000000002A70000-0x0000000002A76000-memory.dmp

Filesize
24KB

Download
memory/1352-13-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/1352-5-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/1352-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1352-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1352-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1632-11-0x0000000077740000-0x00000000778E9000-memory.dmp

Filesize
1.7MB

Download
memory/1632-9-0x000000007793F000-0x0000000077941000-memory.dmp

Filesize
8KB

Download
memory/1632-8-0x000000007793F000-0x0000000077940000-memory.dmp

Filesize
4KB

Download
memory/1632-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1632-7-0x0000000077940000-0x0000000077941000-memory.dmp

Filesize
4KB

Download
memory/1632-33-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download