tinba | 12e17d8061f6eedac95e67bbf23d9364b96cc28331e0be731eff52acaac3a7f7

Analysis

max time kernel
146s
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
06/01/2025, 01:24

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General

Target

JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe
Size

88KB
MD5

064ac05512057c93a028a0cbf5c6a8c6
SHA1

e9e95d4f99c33508c1ab6466e12fadbb4f0c5e2f
SHA256

12e17d8061f6eedac95e67bbf23d9364b96cc28331e0be731eff52acaac3a7f7
SHA512

8355af9c1d122a152f3b9b8c9445451b276c20a9bd65ca9fd4981bd91a981e14f3726d801236aa02b2d0345a872eb908115c632d14005b403aebffcbd8fe0356
SSDEEP

1536:r5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:r5fvp12UFKcD/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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\A28FD613 = "C:\\Users\\Admin\\AppData\\Roaming\\A28FD613\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4200	4428	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_064ac05512057c93a028a0cbf5c6a8c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4428	winver.exe
4428	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4428	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 4428	3224	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	83
PID 3224 wrote to memory of 4428	3224	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	83
PID 3224 wrote to memory of 4428	3224	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	83
PID 3224 wrote to memory of 4428	3224	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	83
PID 4428 wrote to memory of 3500	4428	winver.exe	55
PID 4428 wrote to memory of 2636	4428	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2636

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3500
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3224
- - 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:4428
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 352
      4⤵
      Program crash
      PID:4200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4428 -ip 4428
1⤵
PID:3576

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/2636-12-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3224-0-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/3224-3-0x00000000020F0000-0x0000000002AF0000-memory.dmp

Filesize
10.0MB

Download
memory/3224-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3224-8-0x00000000020F0000-0x0000000002AF0000-memory.dmp

Filesize
10.0MB

Download
memory/3500-2-0x0000000001210000-0x0000000001216000-memory.dmp

Filesize
24KB

Download
memory/3500-1-0x0000000001210000-0x0000000001216000-memory.dmp

Filesize
24KB

Download
memory/3500-5-0x00007FFBF070D000-0x00007FFBF070E000-memory.dmp

Filesize
4KB

Download
memory/4428-4-0x0000000077A82000-0x0000000077A83000-memory.dmp

Filesize
4KB

Download
memory/4428-6-0x00007FFBF0670000-0x00007FFBF0865000-memory.dmp

Filesize
2.0MB

Download
memory/4428-10-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/4428-13-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download