tinba | ee50df657f26082f921f12163a73ac54894ced9dafc584918c1c3ac2081aec1e

Analysis

max time kernel
7s
max time network
11s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 07:29

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General

Target
007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe
Size 88KB
Sample240328-jbm27sdb64
SHA256 ee50df657f26082f921f12163a73ac54894ced9dafc584918c1c3ac2081aec1e
MD5 007858bb8636728bd564d4e82cf70b51
SHA1 96d607ffd5d1d2f69a844d37808a01fe3d51b980
SHA512 e95e21727474bcbfad5b5e2bf9e8cd7ee32036c4bf3189c701247b0102cc5ca41f7d0b4e8698f8b22c147eaa8fd83476ad8b42f36f0aa9ccd94ee71f72c56af7
SSDEEP 1536:55nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:55fvp12UFKcD/6jwqWsN
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker 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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AA33F16C = "C:\\Users\\Admin\\AppData\\Roaming\\AA33F16C\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3968	winver.exe
3968	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3968	winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 3968	1192	007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe	85
PID 1192 wrote to memory of 3968	1192	007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe	85
PID 1192 wrote to memory of 3968	1192	007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe	85
PID 1192 wrote to memory of 3968	1192	007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe	85
PID 3968 wrote to memory of 3368	3968	winver.exe	56
PID 3968 wrote to memory of 2632	3968	winver.exe	46
PID 3968 wrote to memory of 2684	3968	winver.exe	47
PID 3968 wrote to memory of 2908	3968	winver.exe	52
PID 3968 wrote to memory of 3368	3968	winver.exe	56

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2632

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2684

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2908

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3368
- C:\Users\Admin\AppData\Local\Temp\007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\007858bb8636728bd564d4e82cf70b51_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3968

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-7-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1192-3-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Download

memory/1192-0-0x0000000002160000-0x0000000002161000-memory.dmp

Download

memory/1192-8-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Download

memory/2684-17-0x00000000006B0000-0x00000000006B6000-memory.dmp

Download

memory/2684-13-0x00000000006B0000-0x00000000006B6000-memory.dmp

Download

memory/2908-19-0x0000000000090000-0x0000000000096000-memory.dmp

Download

memory/3368-5-0x00007FFA4DC2D000-0x00007FFA4DC2E000-memory.dmp

Download

memory/3368-9-0x00007FFA4DDC0000-0x00007FFA4DDC1000-memory.dmp

Download

memory/3368-1-0x00000000029C0000-0x00000000029C6000-memory.dmp

Download

memory/3368-16-0x00000000029A0000-0x00000000029A6000-memory.dmp

Download

memory/3368-2-0x00000000029C0000-0x00000000029C6000-memory.dmp

Download

memory/3556-18-0x0000000000910000-0x0000000000916000-memory.dmp

Download

memory/3968-4-0x0000000076FC2000-0x0000000076FC3000-memory.dmp

Download

memory/3968-6-0x00000000021E0000-0x00000000021E6000-memory.dmp

Download