tinba | 68468b54523015afce43ba75aa85ca5bca3e847ec75da66f44f6c7df7efbdd0d

Analysis

max time kernel
149s
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
06/01/2025, 06:23

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General

Target

JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe
Size

160KB
MD5

135e2715e6d627efd3afcaf2716721e5
SHA1

791d76163ae3ca705537f9b30f625339dc381420
SHA256

68468b54523015afce43ba75aa85ca5bca3e847ec75da66f44f6c7df7efbdd0d
SHA512

3e4e26d644f820662a4be067e65d9481629c9ed709f5e0652cba9741479d0c8b8826fe89c623a77c18f128405c09c6db098d97756c61b1e4fded28e881e58b66
SSDEEP

1536:DEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:AY+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
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\DC49EA9D = "C:\\Users\\Admin\\AppData\\Roaming\\DC49EA9D\\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/3336-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2484	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_135e2715e6d627efd3afcaf2716721e5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2484	winver.exe
2484	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2484	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 2484	3336	JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe	83
PID 3336 wrote to memory of 2484	3336	JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe	83
PID 3336 wrote to memory of 2484	3336	JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe	83
PID 3336 wrote to memory of 2484	3336	JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe	83
PID 2484 wrote to memory of 3464	2484	winver.exe	56
PID 2484 wrote to memory of 2664	2484	winver.exe	48

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_135e2715e6d627efd3afcaf2716721e5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3336
- - 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:2484
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 352
      4⤵
      Program crash
      PID:2548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2484 -ip 2484
1⤵
PID:2780

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/2484-11-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/2484-14-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/2484-5-0x0000000077582000-0x0000000077583000-memory.dmp

Filesize
4KB

Download
memory/2484-7-0x00007FFD04AF0000-0x00007FFD04CE5000-memory.dmp

Filesize
2.0MB

Download
memory/2664-13-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/3336-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/3336-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3336-4-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/3336-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3336-9-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/3464-2-0x00000000028E0000-0x00000000028E6000-memory.dmp

Filesize
24KB

Download
memory/3464-6-0x00007FFD04B8D000-0x00007FFD04B8E000-memory.dmp

Filesize
4KB

Download
memory/3464-3-0x00000000028E0000-0x00000000028E6000-memory.dmp

Filesize
24KB

Download