tinba | 0d29ef961863f8b742106f39d92fd0f48a7a285376bff4bb74a85db39a8fa837

Analysis

max time kernel
148s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 20:07

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General

Target

JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe
Size

58KB
MD5

76d2664f829f6556992ec0b36ffc9f7e
SHA1

064a0ed2b6d165b7656e8f6f9f9e2941c132bfdd
SHA256

0d29ef961863f8b742106f39d92fd0f48a7a285376bff4bb74a85db39a8fa837
SHA512

54bce07ae203ac6f90cc1ffdea5e76a5acc3a813c9e3160ab65aaf3e88e0b7799ae39d46be9a317c623dec2ea4b0e9b0a35ff69982a7ed052718f29a2db35061
SSDEEP

768:lM5WaKyBevI8OHKA+hmXid6Z9HUEMyerTAzwavKCFC/nGVykmBdwxkpNZsP:m5P2vIg7dNrTAzZv3FaGU5LRm

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\F4F5EF21 = "C:\\Users\\Admin\\AppData\\Roaming\\F4F5EF21\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2820 set thread context of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2816	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2820 wrote to memory of 2856	2820	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	30
PID 2856 wrote to memory of 2816	2856	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	31
PID 2856 wrote to memory of 2816	2856	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	31
PID 2856 wrote to memory of 2816	2856	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	31
PID 2856 wrote to memory of 2816	2856	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	31
PID 2856 wrote to memory of 2816	2856	JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe	31
PID 2816 wrote to memory of 1184	2816	winver.exe	21
PID 2816 wrote to memory of 1056	2816	winver.exe	18
PID 2816 wrote to memory of 1152	2816	winver.exe	20
PID 2816 wrote to memory of 1184	2816	winver.exe	21
PID 2816 wrote to memory of 1556	2816	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1056

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76d2664f829f6556992ec0b36ffc9f7e.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2856
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2816

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1556

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/1056-28-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1056-29-0x0000000077041000-0x0000000077042000-memory.dmp

Filesize
4KB

Download
memory/1056-15-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1152-17-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1152-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1184-7-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077041000-0x0000000077042000-memory.dmp

Filesize
4KB

Download
memory/1184-20-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1184-31-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1556-32-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1556-23-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1556-33-0x0000000077041000-0x0000000077042000-memory.dmp

Filesize
4KB

Download
memory/2816-5-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2816-8-0x0000000000061000-0x0000000000062000-memory.dmp

Filesize
4KB

Download
memory/2816-27-0x0000000076FF0000-0x0000000077199000-memory.dmp

Filesize
1.7MB

Download
memory/2816-9-0x0000000000060000-0x0000000000076000-memory.dmp

Filesize
88KB

Download
memory/2816-26-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2816-39-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2856-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download