tinba | f6fe78c6e454bad127cd75fe8f7455f6d2f93b8d821b4c749b4d4c94d1b4178d

Analysis

max time kernel
19s
max time network
22s
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, 19:27

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General

Target
0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe
Size 88KB
Sample240328-x59d7aed3t
SHA256 f6fe78c6e454bad127cd75fe8f7455f6d2f93b8d821b4c749b4d4c94d1b4178d
MD5 0e12340c62461d63d40b7a2a458587c1
SHA1 3a3e5d3657990a9199d825be31ab2f6c7ca7cbfc
SHA512 b0d258aba59143b245454fb36acb8e5d58f086467a51bdf2e11e32dfede4d5f64b58927dfe107aaa2a4469de8feecc2e2068bedcc1c6d9dd6ec6485523df5289
SSDEEP 1536:f5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:f5fvp12UFKcD/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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\73AB7435 = "C:\\Users\\Admin\\AppData\\Roaming\\73AB7435\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3748	winver.exe
3748	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3748	winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 3748	1864	0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe	86
PID 1864 wrote to memory of 3748	1864	0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe	86
PID 1864 wrote to memory of 3748	1864	0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe	86
PID 1864 wrote to memory of 3748	1864	0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe	86
PID 3748 wrote to memory of 3464	3748	winver.exe	57
PID 3748 wrote to memory of 2860	3748	winver.exe	50
PID 3748 wrote to memory of 2940	3748	winver.exe	51
PID 3748 wrote to memory of 3036	3748	winver.exe	52
PID 3748 wrote to memory of 3464	3748	winver.exe	57

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2940

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:3036

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3464
- C:\Users\Admin\AppData\Local\Temp\0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\0e12340c62461d63d40b7a2a458587c1_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1864
- - 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:3748

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/1864-7-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1864-0-0x0000000002160000-0x0000000002161000-memory.dmp

Download

memory/1864-3-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Download

memory/1864-8-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Download

memory/2860-16-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Download

memory/2940-13-0x0000000000010000-0x0000000000016000-memory.dmp

Download

memory/2940-17-0x0000000000010000-0x0000000000016000-memory.dmp

Download

memory/3036-14-0x0000000000540000-0x0000000000546000-memory.dmp

Download

memory/3464-5-0x00007FFE9C14D000-0x00007FFE9C14E000-memory.dmp

Download

memory/3464-2-0x0000000000750000-0x0000000000756000-memory.dmp

Download

memory/3464-9-0x00007FFE9C2E0000-0x00007FFE9C2E1000-memory.dmp

Download

memory/3464-1-0x0000000000750000-0x0000000000756000-memory.dmp

Download

memory/3464-15-0x0000000000700000-0x0000000000706000-memory.dmp

Download

memory/3608-18-0x0000000000F20000-0x0000000000F26000-memory.dmp

Download

memory/3748-6-0x0000000000A20000-0x0000000000A26000-memory.dmp

Download

memory/3748-4-0x0000000077292000-0x0000000077293000-memory.dmp

Download