tinba | 458382638c7ca752c13b1cead002da9770d9f1f7e5784717fe87ca25905182bb

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 07:39

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General

Target

f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe
Size

160KB
MD5

f584411d703ffa5f1e0a0130b30ba94c
SHA1

6cabb621d1d872ce5a01c5e1ccaeff9f9b18b167
SHA256

458382638c7ca752c13b1cead002da9770d9f1f7e5784717fe87ca25905182bb
SHA512

2cb325e2bddbf82fa4fea4202b501d6a22e7ff8827e0cefccd72e89db1882d98a6e36cb7fc30a81307de2d21930c7ae4de7fd950061b3aa3b4058a3d4f2af581
SSDEEP

1536:ZEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:SY+4MiIkLZJNAQ9J6v

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

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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\83243D29 = "C:\\Users\\Admin\\AppData\\Roaming\\83243D29\\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/756-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4660	2616	WerFault.exe	85

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	f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2616	winver.exe
2616	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2616	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 2616	756	f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe	85
PID 756 wrote to memory of 2616	756	f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe	85
PID 756 wrote to memory of 2616	756	f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe	85
PID 756 wrote to memory of 2616	756	f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe	85
PID 2616 wrote to memory of 3496	2616	winver.exe	56
PID 2616 wrote to memory of 2956	2616	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2956

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3496
- C:\Users\Admin\AppData\Local\Temp\f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f584411d703ffa5f1e0a0130b30ba94c_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:756
- - 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:2616
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 356
      4⤵
      Program crash
      PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2616 -ip 2616
1⤵
PID:1056

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/756-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/756-1-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/756-9-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/756-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/756-4-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/2616-5-0x0000000077042000-0x0000000077043000-memory.dmp

Filesize
4KB

Download
memory/2616-7-0x00007FFAE4F90000-0x00007FFAE5185000-memory.dmp

Filesize
2.0MB

Download
memory/2616-11-0x0000000001050000-0x0000000001056000-memory.dmp

Filesize
24KB

Download
memory/2616-14-0x0000000001050000-0x0000000001056000-memory.dmp

Filesize
24KB

Download
memory/2956-13-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/3496-6-0x00007FFAE502D000-0x00007FFAE502E000-memory.dmp

Filesize
4KB

Download
memory/3496-3-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/3496-2-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download