tinba | 0b9129edd9d0a89d3a512d1f70b4ff3f21d3b19053d903335d964f7a59e648c2

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 15:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe
Size

88KB
MD5

248bf659be944089f7e60af2bea84f2d
SHA1

f2d1b7c1e7762d1681ad180778f534c6bf0d8264
SHA256

0b9129edd9d0a89d3a512d1f70b4ff3f21d3b19053d903335d964f7a59e648c2
SHA512

f49c4c8457643b79b9b32bdb7aacf26db92d57def6750a5ec67b1d3b0573fa2bceb20c18fa51ca2efcf7c8e85ec885039b088ae7a1fb141563721e956885dd0b
SSDEEP

1536:g5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:g5fvp12UFKcD/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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AAC84521 = "C:\\Users\\Admin\\AppData\\Roaming\\AAC84521\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	3244	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_248bf659be944089f7e60af2bea84f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3244	winver.exe
3244	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3244	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 3244	1648	JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe	84
PID 1648 wrote to memory of 3244	1648	JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe	84
PID 1648 wrote to memory of 3244	1648	JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe	84
PID 1648 wrote to memory of 3244	1648	JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe	84
PID 3244 wrote to memory of 3468	3244	winver.exe	56
PID 3244 wrote to memory of 2608	3244	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2608

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_248bf659be944089f7e60af2bea84f2d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1648
- - 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:3244
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 352
      4⤵
      Program crash
      PID:2660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3244 -ip 3244
1⤵
PID:4240

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/1648-0-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/1648-3-0x0000000002240000-0x0000000002C40000-memory.dmp

Filesize
10.0MB

Download
memory/1648-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1648-8-0x0000000002240000-0x0000000002C40000-memory.dmp

Filesize
10.0MB

Download
memory/2608-12-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3244-4-0x0000000077D82000-0x0000000077D83000-memory.dmp

Filesize
4KB

Download
memory/3244-6-0x00007FF9A5B70000-0x00007FF9A5D65000-memory.dmp

Filesize
2.0MB

Download
memory/3244-10-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/3244-13-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/3468-2-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3468-1-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3468-5-0x00007FF9A5C0D000-0x00007FF9A5C0E000-memory.dmp

Filesize
4KB

Download