tinba | 139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 19:35

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General

Target

139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe
Size

45KB
MD5

f24f934c7f34facf978abb7ebea9aa8d
SHA1

199ca6741265a6fcac937be1f96ab6519da3400c
SHA256

139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653
SHA512

62b48ff6d40c38bdec46791d107d7b32544c26ec9220bbadf4aca3947f5060ef0405f85d8d5437d5f914134598ba6dd29a582c714e0d65ddb1e714c4bca4d152
SSDEEP

768:8hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:wsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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\695B70E7 = "C:\\Users\\Admin\\AppData\\Roaming\\695B70E7\\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/2972-0-0x0000000000400000-0x000000000041D000-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	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2404	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2404	2972	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe	31
PID 2972 wrote to memory of 2404	2972	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe	31
PID 2972 wrote to memory of 2404	2972	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe	31
PID 2972 wrote to memory of 2404	2972	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe	31
PID 2972 wrote to memory of 2404	2972	139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe	31
PID 2404 wrote to memory of 1212	2404	winver.exe	21
PID 2404 wrote to memory of 1088	2404	winver.exe	19
PID 2404 wrote to memory of 1168	2404	winver.exe	20
PID 2404 wrote to memory of 1212	2404	winver.exe	21
PID 2404 wrote to memory of 1444	2404	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe
  "C:\Users\Admin\AppData\Local\Temp\139605c72ff1543654c2b713910ed2e3c6ef47447f1ca2b77d13ce5801aa4653.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - 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:2404

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1444

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/1088-27-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1088-26-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1212-30-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1212-22-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1444-25-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1444-29-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1444-31-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/2404-11-0x0000000077490000-0x0000000077639000-memory.dmp

Filesize
1.7MB

Download
memory/2404-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2404-7-0x0000000077690000-0x0000000077691000-memory.dmp

Filesize
4KB

Download
memory/2404-8-0x000000007768F000-0x0000000077690000-memory.dmp

Filesize
4KB

Download
memory/2404-9-0x000000007768F000-0x0000000077691000-memory.dmp

Filesize
8KB

Download
memory/2404-32-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2404-37-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2972-13-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2972-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2972-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2972-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2972-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download