tinba | 46b5d52a95f9bbe078e24a47787a1fea70243e7b7767df46895040b200fd562f

Analysis

max time kernel
146s
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
08-01-2025 20:43

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General

Target

JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe
Size

160KB
MD5

ab829966f3de8f0047d39e19a522fc84
SHA1

3c9a26dec6da3c05fcc2e147b3f961aca3f13e9d
SHA256

46b5d52a95f9bbe078e24a47787a1fea70243e7b7767df46895040b200fd562f
SHA512

ad6fc57c8b2f05c74aa5f06d888d41bb4a01a6a83eb46cd45f66066e506500b4fc5b6cf8a1d1afae4397f3d094be62bc44cc71ae4df734fdb196311673dc57ff
SSDEEP

1536:HEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:kY+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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9076A37E = "C:\\Users\\Admin\\AppData\\Roaming\\9076A37E\\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/4832-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3652	4268	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_ab829966f3de8f0047d39e19a522fc84.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4268	winver.exe
4268	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4268	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 4268	4832	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	83
PID 4832 wrote to memory of 4268	4832	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	83
PID 4832 wrote to memory of 4268	4832	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	83
PID 4832 wrote to memory of 4268	4832	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	83
PID 4268 wrote to memory of 3456	4268	winver.exe	56
PID 4268 wrote to memory of 2780	4268	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2780

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3456
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4832
- - 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:4268
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4268 -s 352
      4⤵
      Program crash
      PID:3652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4268 -ip 4268
1⤵
PID:3360

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/2780-13-0x0000000000DD0000-0x0000000000DD6000-memory.dmp

Filesize
24KB

Download
memory/3456-6-0x00007FFF06B0D000-0x00007FFF06B0E000-memory.dmp

Filesize
4KB

Download
memory/3456-3-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/3456-2-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/4268-5-0x00000000773B2000-0x00000000773B3000-memory.dmp

Filesize
4KB

Download
memory/4268-7-0x00007FFF06A70000-0x00007FFF06C65000-memory.dmp

Filesize
2.0MB

Download
memory/4268-11-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download
memory/4268-14-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download
memory/4832-4-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/4832-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4832-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4832-9-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/4832-1-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download