tinba | 2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 05:05

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General

Target

2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe
Size

45KB
MD5

682a725c1b18f92f8aab61a62d75c5c5
SHA1

66f6dcd44e995826532fd5ca3b8c6cf7645d6b6b
SHA256

2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7
SHA512

acde596517702fdd8a4ab389991d915e3f5c8587756711748d9102a6c502ee2e9c66a69ad22e3b782abb61375f7c5f2d1f639362d18b8151d399cba82eaa7ae3
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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\489B31DB = "C:\\Users\\Admin\\AppData\\Roaming\\489B31DB\\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/1608-0-0x0000000000400000-0x000000000041D000-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	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2840	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 2840	1608	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe	29
PID 1608 wrote to memory of 2840	1608	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe	29
PID 1608 wrote to memory of 2840	1608	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe	29
PID 1608 wrote to memory of 2840	1608	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe	29
PID 1608 wrote to memory of 2840	1608	2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe	29
PID 2840 wrote to memory of 1184	2840	winver.exe	21
PID 2840 wrote to memory of 1072	2840	winver.exe	18
PID 2840 wrote to memory of 1120	2840	winver.exe	19
PID 2840 wrote to memory of 1184	2840	winver.exe	21
PID 2840 wrote to memory of 324	2840	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe
  "C:\Users\Admin\AppData\Local\Temp\2ae4a66482e1e28da32f25cb4f1b717d3b30e32e8e9a8f6d02e3e3e5937427f7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1608
- - 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:2840

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:324

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/324-33-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/324-35-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1072-25-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1072-18-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1072-24-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1120-28-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1120-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1120-21-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1120-38-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1184-34-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1184-23-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1608-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1608-13-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/1608-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1608-5-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/1608-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2840-6-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2840-32-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2840-7-0x0000000077C70000-0x0000000077C71000-memory.dmp

Filesize
4KB

Download
memory/2840-8-0x0000000077C6F000-0x0000000077C70000-memory.dmp

Filesize
4KB

Download
memory/2840-9-0x0000000077C6F000-0x0000000077C71000-memory.dmp

Filesize
8KB

Download
memory/2840-11-0x0000000077A70000-0x0000000077C19000-memory.dmp

Filesize
1.7MB

Download