tinba | 7a15dfebe1e0a9548baf5453ac586a4c256718a39a8eeb437dd08e85c63c7c17

Analysis

max time kernel
146s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 05:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
Size

88KB
MD5

8fabee1c16174667cbab828985bdbf3f
SHA1

4024589210ea8a6a678f252b237ecbd810e7bd47
SHA256

7a15dfebe1e0a9548baf5453ac586a4c256718a39a8eeb437dd08e85c63c7c17
SHA512

47d069e6df15c50c04eebb00d203fee95da9b5db783c0544ce0872ce9dec7c3ced58dfc0faa11fdf5c0d657dfd86f50f63e5193672073938a774744a62d6aa54
SSDEEP

1536:x5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:x5fvp12UFKcD/6jwqWsN

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8CED9CF3 = "C:\\Users\\Admin\\AppData\\Roaming\\8CED9CF3\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3252	3556	WerFault.exe	84

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	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3556	winver.exe
3556	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3548	Explorer.EXE
Token: SeCreatePagefilePrivilege	3548	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3556	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 3556	1708	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	84
PID 1708 wrote to memory of 3556	1708	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	84
PID 1708 wrote to memory of 3556	1708	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	84
PID 1708 wrote to memory of 3556	1708	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	84
PID 3556 wrote to memory of 3548	3556	winver.exe	55
PID 3556 wrote to memory of 2892	3556	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2892

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3548
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1708
- - 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:3556
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 352
      4⤵
      Program crash
      PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3556 -ip 3556
1⤵
PID:100

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

Loading Replay Monitor...

Downloads

memory/1708-0-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/1708-3-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/1708-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1708-8-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/2892-12-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/2892-14-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/3548-2-0x0000000001090000-0x0000000001096000-memory.dmp

Filesize
24KB

Download
memory/3548-1-0x0000000001090000-0x0000000001096000-memory.dmp

Filesize
24KB

Download
memory/3548-5-0x00007FFB38F0D000-0x00007FFB38F0E000-memory.dmp

Filesize
4KB

Download
memory/3556-4-0x00000000010A0000-0x00000000010A6000-memory.dmp

Filesize
24KB

Download
memory/3556-6-0x00007FFB38E70000-0x00007FFB39065000-memory.dmp

Filesize
2.0MB

Download
memory/3556-13-0x00000000010A0000-0x00000000010A6000-memory.dmp

Filesize
24KB

Download