tinba | 9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 12:48

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General

Target

9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe
Size

45KB
MD5

3fad17be28ed27c872a826a49cd4be50
SHA1

c77ddabf1d5c9aa0d1eff9903ff444dca61bdfe0
SHA256

9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7
SHA512

c8f1394d2bcaed4d5091e9f0aff34476de987e25eb8603d48b523b262c6ebcf8da9275650dac4738ea150ecbac085aa43111705bc97c90a022047b0c8a40c240
SSDEEP

768:8hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:wsWE9N5dFu53dsniQaB/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\C0236421 = "C:\\Users\\Admin\\AppData\\Roaming\\C0236421\\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/3004-0-0x0000000000400000-0x000000000041D000-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	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2632	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2632	3004	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe	32
PID 3004 wrote to memory of 2632	3004	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe	32
PID 3004 wrote to memory of 2632	3004	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe	32
PID 3004 wrote to memory of 2632	3004	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe	32
PID 3004 wrote to memory of 2632	3004	9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe	32
PID 2632 wrote to memory of 1204	2632	winver.exe	21
PID 2632 wrote to memory of 1080	2632	winver.exe	18
PID 2632 wrote to memory of 1140	2632	winver.exe	19
PID 2632 wrote to memory of 1204	2632	winver.exe	21
PID 2632 wrote to memory of 1220	2632	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1140

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe
  "C:\Users\Admin\AppData\Local\Temp\9878f34c62ed11d343b4113f324796c5f05ff0cb3da51da1a782fb17b3f9ddb7N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - 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:2632

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1220

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/1080-25-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1080-26-0x0000000077961000-0x0000000077962000-memory.dmp

Filesize
4KB

Download
memory/1140-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1140-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1204-28-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000077961000-0x0000000077962000-memory.dmp

Filesize
4KB

Download
memory/1204-4-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1204-22-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1220-29-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/1220-24-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/1220-30-0x0000000077961000-0x0000000077962000-memory.dmp

Filesize
4KB

Download
memory/2632-11-0x0000000077910000-0x0000000077AB9000-memory.dmp

Filesize
1.7MB

Download
memory/2632-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2632-7-0x0000000077B10000-0x0000000077B11000-memory.dmp

Filesize
4KB

Download
memory/2632-8-0x0000000077B0F000-0x0000000077B10000-memory.dmp

Filesize
4KB

Download
memory/2632-9-0x0000000077B0F000-0x0000000077B11000-memory.dmp

Filesize
8KB

Download
memory/2632-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3004-13-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/3004-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3004-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3004-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/3004-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download