tinba | 095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c

Analysis

max time kernel
103s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/11/2024, 15:45

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General

Target
095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe
Size 36KB
Sample241122-s66bpszlbk
SHA256 095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c
MD5 5a5cbf73bbd942d6cb1fa631ce0c9995
SHA1 70fd9099efd1255eac4e2c57b9d674d46afd8b73
SHA512 01e317ed9d10e53652f2acd3792754261fa32ef500239373142f5ae086bde966247400756889c46670336769b485290002dd2b256ef7342dc00680865cd7100c
SSDEEP 768:np22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9JW:npYoX58z1uirL98xMWnT0OQ9JW
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7CC63E88 = "C:\\Users\\Admin\\AppData\\Roaming\\7CC63E88\\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/1432-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4236	980	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	095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
980	winver.exe
980	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
980	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 980	1432	095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe	83
PID 1432 wrote to memory of 980	1432	095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe	83
PID 1432 wrote to memory of 980	1432	095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe	83
PID 1432 wrote to memory of 980	1432	095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe	83
PID 980 wrote to memory of 3452	980	winver.exe	56
PID 980 wrote to memory of 2552	980	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2552

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe
  "C:\Users\Admin\AppData\Local\Temp\095ce18345b1dcc19202042cfc8a2fa102de4bd62930e1c56c8af7ee2dbb685c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1432
- - 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:980
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 352
      4⤵
      Program crash
      PID:4236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 980 -ip 980
1⤵
PID:4940

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

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Downloads

memory/980-15-0x00000000027B0000-0x00000000027B6000-memory.dmp

Download

memory/980-8-0x00007FFA9A2B0000-0x00007FFA9A4A5000-memory.dmp

Download

memory/980-6-0x0000000077D32000-0x0000000077D33000-memory.dmp

Download

memory/980-5-0x00000000027B0000-0x00000000027B6000-memory.dmp

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memory/1432-10-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Download

memory/1432-1-0x0000000000580000-0x0000000000581000-memory.dmp

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memory/1432-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1432-4-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Download

memory/1432-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/2552-14-0x0000000000F00000-0x0000000000F06000-memory.dmp

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memory/3452-2-0x0000000001280000-0x0000000001286000-memory.dmp

Download

memory/3452-7-0x00007FFA9A34D000-0x00007FFA9A34E000-memory.dmp

Download

memory/3452-3-0x0000000001280000-0x0000000001286000-memory.dmp

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