tinba | c79cee09172553b1c7f76598d29ee0f42610d680974ec1d1d034d8061e323a1f

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
09/01/2025, 21:35

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General

Target

JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe
Size

160KB
MD5

d2e30871dcb62e750fa748326a9d683d
SHA1

35c475a9efc4bdab2de7429d50d6a50d1af1a882
SHA256

c79cee09172553b1c7f76598d29ee0f42610d680974ec1d1d034d8061e323a1f
SHA512

ec59795ece454a269612d5256a21c860300e0fb707427f8a262eef4599503a0802cd71b9f384e995423e55538c8070a43cb26aade78c726e099af0053c84c2f5
SSDEEP

1536:eEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:VY+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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\59B4866B = "C:\\Users\\Admin\\AppData\\Roaming\\59B4866B\\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/1120-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4692	2460	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_d2e30871dcb62e750fa748326a9d683d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2460	winver.exe
2460	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2460	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 2460	1120	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	84
PID 1120 wrote to memory of 2460	1120	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	84
PID 1120 wrote to memory of 2460	1120	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	84
PID 1120 wrote to memory of 2460	1120	JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe	84
PID 2460 wrote to memory of 3460	2460	winver.exe	56
PID 2460 wrote to memory of 2884	2460	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2884

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3460
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d2e30871dcb62e750fa748326a9d683d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1120
- - 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:2460
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 352
      4⤵
      Program crash
      PID:4692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2460 -ip 2460
1⤵
PID:3872

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/1120-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1120-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/1120-9-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/1120-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1120-4-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/2460-5-0x00000000771B2000-0x00000000771B3000-memory.dmp

Filesize
4KB

Download
memory/2460-7-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2460-11-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/2460-14-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/2884-13-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3460-6-0x00007FFF0C4CD000-0x00007FFF0C4CE000-memory.dmp

Filesize
4KB

Download
memory/3460-2-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/3460-3-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download