tinba | 37ff62b9af34949712b54237143407fcec787df6bd5085549877334d6109ebdd

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 21:53

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General

Target

adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe
Size

46KB
MD5

adb3599368dc2e40fb16f012c3c84b29
SHA1

a2af647b01acd1fa6e58f984a1f512d96b6689a8
SHA256

37ff62b9af34949712b54237143407fcec787df6bd5085549877334d6109ebdd
SHA512

a19707029af4eb8158ef753044d55f3537fefd02f4c86a8796e0127b51fe9c28a8b9555a26df4cfeae5e5da7fef2ed3cf7f7163cdbb39ff2d430c31dd7cfdcc2
SSDEEP

768:8twyMe0Jy8xwd117mrlI9m/xGuv4V7RMEnqt9jn2ACH3hLZ2HwCLlH:8twyedxwr1qUMv4VV6j2A83hVY

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\73F61E8B = "C:\\Users\\Admin\\AppData\\Roaming\\73F61E8B\\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/1748-0-0x0000000000400000-0x000000000041A000-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	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe
1776	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1776	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 1776	1748	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe	31
PID 1748 wrote to memory of 1776	1748	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe	31
PID 1748 wrote to memory of 1776	1748	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe	31
PID 1748 wrote to memory of 1776	1748	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe	31
PID 1748 wrote to memory of 1776	1748	adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe	31
PID 1776 wrote to memory of 1200	1776	winver.exe	21
PID 1776 wrote to memory of 1112	1776	winver.exe	19
PID 1776 wrote to memory of 1160	1776	winver.exe	20
PID 1776 wrote to memory of 1200	1776	winver.exe	21
PID 1776 wrote to memory of 836	1776	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\adb3599368dc2e40fb16f012c3c84b29_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1748
- - 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:1776

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:836

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/836-30-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/836-24-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/836-29-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1112-25-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/1160-19-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/1200-27-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1748-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1748-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1748-13-0x0000000001F50000-0x0000000002950000-memory.dmp

Filesize
10.0MB

Download
memory/1748-5-0x0000000001F50000-0x0000000002950000-memory.dmp

Filesize
10.0MB

Download
memory/1748-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1776-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1776-7-0x0000000077C40000-0x0000000077C41000-memory.dmp

Filesize
4KB

Download
memory/1776-8-0x0000000077C3F000-0x0000000077C40000-memory.dmp

Filesize
4KB

Download
memory/1776-9-0x0000000077C3F000-0x0000000077C41000-memory.dmp

Filesize
8KB

Download
memory/1776-11-0x0000000077A40000-0x0000000077BE9000-memory.dmp

Filesize
1.7MB

Download
memory/1776-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download