tinba | 29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0b

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 23:57

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General

Target

29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe
Size

45KB
MD5

70b31986953644b8fabe2dd48cde3f20
SHA1

c32ab2cd06d8af181e8b2559e714dddf9c41499b
SHA256

29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0b
SHA512

be6a66b287227c9586e33a2e5fa4c944f6ea91543ff6bde809813a7cd245f1a4b7fe6131fda7951d4a1be8ac021ed732872144c5bdd36344c990ee795a1de969
SSDEEP

768:ihP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:OsWE9N5dFu53dsniQaB/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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\21260FD0 = "C:\\Users\\Admin\\AppData\\Roaming\\21260FD0\\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/2936-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2236	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2236	2936	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe	31
PID 2936 wrote to memory of 2236	2936	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe	31
PID 2936 wrote to memory of 2236	2936	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe	31
PID 2936 wrote to memory of 2236	2936	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe	31
PID 2936 wrote to memory of 2236	2936	29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe	31
PID 2236 wrote to memory of 1412	2236	winver.exe	21
PID 2236 wrote to memory of 1252	2236	winver.exe	19
PID 2236 wrote to memory of 1348	2236	winver.exe	20
PID 2236 wrote to memory of 1412	2236	winver.exe	21
PID 2236 wrote to memory of 1264	2236	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1252

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1348

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1412
- C:\Users\Admin\AppData\Local\Temp\29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe
  "C:\Users\Admin\AppData\Local\Temp\29de10e39bbd750d454f547e47f430bfe5cca89b6d26fe6f4fec5f815a80de0bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - 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:2236

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1264

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/1252-25-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1252-26-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1264-31-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1264-24-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1264-29-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1264-30-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1348-27-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1348-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1412-10-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1412-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1412-28-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1412-3-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1412-22-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1412-4-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/2236-11-0x00000000772F0000-0x0000000077499000-memory.dmp

Filesize
1.7MB

Download
memory/2236-6-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2236-7-0x00000000774F0000-0x00000000774F1000-memory.dmp

Filesize
4KB

Download
memory/2236-8-0x00000000774EF000-0x00000000774F0000-memory.dmp

Filesize
4KB

Download
memory/2236-9-0x00000000774EF000-0x00000000774F1000-memory.dmp

Filesize
8KB

Download
memory/2236-32-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2936-14-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2936-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2936-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2936-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2936-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download