tinba | 9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602

Analysis

max time kernel
116s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 06:39

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General

Target

9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe
Size

45KB
MD5

d9d4bb806947a8b6e3b507896339bbc0
SHA1

444e6f3101dc055d0c8dad765ec288ac68f81d0f
SHA256

9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602
SHA512

316a00e2a00b4854cb3f17134f070c50f0033b8b360e8ee50897b09ec4b7bbf31132e44a623f0dc689c735e5ad2d86889b856d29c965fb9268b6e9917dbf98e3
SSDEEP

768:ehP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:ysWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5F66E143 = "C:\\Users\\Admin\\AppData\\Roaming\\5F66E143\\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/4388-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2972	3664	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	9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3664	winver.exe
3664	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3664	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 3664	4388	9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe	83
PID 4388 wrote to memory of 3664	4388	9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe	83
PID 4388 wrote to memory of 3664	4388	9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe	83
PID 4388 wrote to memory of 3664	4388	9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe	83
PID 3664 wrote to memory of 3448	3664	winver.exe	56
PID 3664 wrote to memory of 2664	3664	winver.exe	44

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe
  "C:\Users\Admin\AppData\Local\Temp\9c179acea0ebd25cd454f2a8f2373203f29f7e171c7cdf53d341740c54322602N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4388
- - 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:3664
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 352
      4⤵
      Program crash
      PID:2972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3664 -ip 3664
1⤵
PID:1924

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/2664-13-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/3448-6-0x00007FFF3350D000-0x00007FFF3350E000-memory.dmp

Filesize
4KB

Download
memory/3448-3-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/3448-2-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/3664-5-0x0000000077932000-0x0000000077933000-memory.dmp

Filesize
4KB

Download
memory/3664-7-0x00007FFF33470000-0x00007FFF33665000-memory.dmp

Filesize
2.0MB

Download
memory/3664-11-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/3664-14-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/4388-4-0x00000000021E0000-0x0000000002BE0000-memory.dmp

Filesize
10.0MB

Download
memory/4388-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4388-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4388-9-0x00000000021E0000-0x0000000002BE0000-memory.dmp

Filesize
10.0MB

Download
memory/4388-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download