tinba | 9c098e84af7e0cfe50a24ce699c95d69ac395ef908bcb52aa657dbcbfbd3e397

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 18:37

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General

Target

JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe
Size

34KB
MD5

eb3651e28021ee5ff712b340eacafd03
SHA1

fe939cdfb03f06b8e5c441008a943c68ddfaf38d
SHA256

9c098e84af7e0cfe50a24ce699c95d69ac395ef908bcb52aa657dbcbfbd3e397
SHA512

7f129ba7472b8de988046e1c875d7ff371e788547648f666b771fdf50e38b121dedb61f6c015803ade2afe58c9d4ad4e28d4656a665c532c1fa8f667476862f1
SSDEEP

768:1p22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:1pYoX58z1uirL98xMWnT0OQ9J2

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5A87FB23 = "C:\\Users\\Admin\\AppData\\Roaming\\5A87FB23\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4524	4340	WerFault.exe	83

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_eb3651e28021ee5ff712b340eacafd03.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4340	winver.exe
4340	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4340	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 4340	4768	JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe	83
PID 4768 wrote to memory of 4340	4768	JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe	83
PID 4768 wrote to memory of 4340	4768	JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe	83
PID 4768 wrote to memory of 4340	4768	JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe	83
PID 4340 wrote to memory of 3520	4340	winver.exe	56
PID 4340 wrote to memory of 2412	4340	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2412

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb3651e28021ee5ff712b340eacafd03.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4768
- - 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:4340
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 352
      4⤵
      Program crash
      PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 4340 -ip 4340
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/2412-13-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3520-6-0x00007FFEE438D000-0x00007FFEE438E000-memory.dmp

Filesize
4KB

Download
memory/3520-3-0x0000000002650000-0x0000000002656000-memory.dmp

Filesize
24KB

Download
memory/3520-2-0x0000000002650000-0x0000000002656000-memory.dmp

Filesize
24KB

Download
memory/4340-5-0x0000000077382000-0x0000000077383000-memory.dmp

Filesize
4KB

Download
memory/4340-7-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp

Filesize
2.0MB

Download
memory/4340-11-0x0000000002330000-0x0000000002336000-memory.dmp

Filesize
24KB

Download
memory/4340-14-0x0000000002330000-0x0000000002336000-memory.dmp

Filesize
24KB

Download
memory/4768-4-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/4768-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4768-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4768-9-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/4768-1-0x0000000002150000-0x0000000002151000-memory.dmp

Filesize
4KB

Download