tinba | 90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50

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 03:58

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General

Target

90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe
Size

45KB
MD5

0fdc202ac8e83ee63a2b89d5582dcc73
SHA1

71bb05c615c8f46b3883b3a1a1d74e4d702d06f4
SHA256

90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50
SHA512

a781ac08c63c26205b52960f72adb0577ce95acaf6a044fd7c98356d0c947b6c213c1f1b977b405aaa9f4274efa0449d22e9f8be8b5a2c8efab9c7784a21dd4d
SSDEEP

768:shP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2d:AsWE9N5dFu53dsniQaB/xZ14n7zIF+qh

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\8BAE7117 = "C:\\Users\\Admin\\AppData\\Roaming\\8BAE7117\\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/2432-0-0x0000000000400000-0x000000000041D000-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	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe
2360	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2360	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2360	2432	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe	31
PID 2432 wrote to memory of 2360	2432	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe	31
PID 2432 wrote to memory of 2360	2432	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe	31
PID 2432 wrote to memory of 2360	2432	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe	31
PID 2432 wrote to memory of 2360	2432	90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe	31
PID 2360 wrote to memory of 1236	2360	winver.exe	21
PID 2360 wrote to memory of 1112	2360	winver.exe	19
PID 2360 wrote to memory of 1180	2360	winver.exe	20
PID 2360 wrote to memory of 1236	2360	winver.exe	21
PID 2360 wrote to memory of 1060	2360	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe
  "C:\Users\Admin\AppData\Local\Temp\90ee2599355526aa032510ff670aaa690db2bc13e32893074499587cf90b2d50.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - 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:2360

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1060

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/1060-23-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1060-28-0x00000000771D1000-0x00000000771D2000-memory.dmp

Filesize
4KB

Download
memory/1060-27-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1112-25-0x00000000771D1000-0x00000000771D2000-memory.dmp

Filesize
4KB

Download
memory/1112-24-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1180-19-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1236-2-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1236-21-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1236-4-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1236-10-0x00000000771D1000-0x00000000771D2000-memory.dmp

Filesize
4KB

Download
memory/1236-26-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/2360-11-0x0000000077180000-0x0000000077329000-memory.dmp

Filesize
1.7MB

Download
memory/2360-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2360-7-0x0000000077380000-0x0000000077381000-memory.dmp

Filesize
4KB

Download
memory/2360-8-0x000000007737F000-0x0000000077380000-memory.dmp

Filesize
4KB

Download
memory/2360-9-0x000000007737F000-0x0000000077381000-memory.dmp

Filesize
8KB

Download
memory/2360-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2432-13-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2432-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2432-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2432-5-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2432-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download