tinba | 18fc38daf13abe5b65c9cb694bd551a1b1d11b9077b0f255a680f567c0c949aa

Analysis

max time kernel
148s
max time network
146s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 19:36

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General

Target

JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe
Size

58KB
MD5

369f5611f6fb13cc2ae38611db75c758
SHA1

f408de3b5090acc339cc9cf45b9cb4b238c05098
SHA256

18fc38daf13abe5b65c9cb694bd551a1b1d11b9077b0f255a680f567c0c949aa
SHA512

f6dfdfa7003f2dd7633670e7dd4231ed740ab4d2b4c34c3ec1f88d40c5de254026b8796b51f29d30bd897a7fc6283e3222374512be706557d4c35d7399bf1ee5
SSDEEP

768:RM5WaKyBevI8OHKA+hmXid6Z9HUEMyerTAzwavKCFC/nGVykmBdwxkpNZsP:S5P2vIg7dNrTAzZv3FaGU5LRm

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\62EA585D = "C:\\Users\\Admin\\AppData\\Roaming\\62EA585D\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2312 set thread context of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2792	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2312 wrote to memory of 2720	2312	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	30
PID 2720 wrote to memory of 2792	2720	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	31
PID 2720 wrote to memory of 2792	2720	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	31
PID 2720 wrote to memory of 2792	2720	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	31
PID 2720 wrote to memory of 2792	2720	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	31
PID 2720 wrote to memory of 2792	2720	JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe	31
PID 2792 wrote to memory of 1236	2792	winver.exe	21
PID 2792 wrote to memory of 1116	2792	winver.exe	19
PID 2792 wrote to memory of 1168	2792	winver.exe	20
PID 2792 wrote to memory of 1236	2792	winver.exe	21
PID 2792 wrote to memory of 1636	2792	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_369f5611f6fb13cc2ae38611db75c758.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2720
  - - 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:2792

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

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/1116-14-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1116-30-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1116-31-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1168-32-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1168-17-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/1236-10-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1236-4-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/1236-8-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/1236-27-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1236-20-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1636-22-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/1636-29-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1636-28-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/2720-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2792-26-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2792-25-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2792-9-0x0000000000270000-0x0000000000286000-memory.dmp

Filesize
88KB

Download
memory/2792-7-0x0000000000271000-0x0000000000272000-memory.dmp

Filesize
4KB

Download
memory/2792-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2792-33-0x0000000076F90000-0x0000000077139000-memory.dmp

Filesize
1.7MB

Download
memory/2792-39-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download