tinba | 1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0

General

Target

1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe
Size

34KB
MD5

eafa7e785c12a1b4687d92bdab4e2700
SHA1

2364b9ffe54d0ecb7d15960bdbbaa3a6f12cd050
SHA256

1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0
SHA512

20cf3d1e5f79e95e56e4de56811c903fe2397660ffecd98d71ae4bc3fb14cac32efc03876a6721a5bc9cc57ac5d9f7a17ebc5ac54be2ccafd1c83d1de2825cd1
SSDEEP

768:pp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:ppYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\37A78133 = "C:\\Users\\Admin\\AppData\\Roaming\\37A78133\\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/2164-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
380	4068	WerFault.exe	86

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	1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4068	winver.exe
4068	winver.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

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

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4068	winver.exe
3452	Explorer.EXE
3452	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3452	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 4068	2164	1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe	86
PID 2164 wrote to memory of 4068	2164	1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe	86
PID 2164 wrote to memory of 4068	2164	1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe	86
PID 2164 wrote to memory of 4068	2164	1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe	86
PID 4068 wrote to memory of 3452	4068	winver.exe	56
PID 4068 wrote to memory of 2516	4068	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2516

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3452
- C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe
  "C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - 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:4068
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 356
      4⤵
      Program crash
      PID:380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4068 -ip 4068
1⤵
PID:3872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2164-10-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2164-1-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/2164-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2164-4-0x00000000020B0000-0x0000000002AB0000-memory.dmp

Filesize
10.0MB

Download
memory/2164-11-0x00000000020B0000-0x0000000002AB0000-memory.dmp

Filesize
10.0MB

Download
memory/2516-16-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3452-6-0x00007FFE1544D000-0x00007FFE1544E000-memory.dmp

Filesize
4KB

Download
memory/3452-8-0x00007FFE155E0000-0x00007FFE155E1000-memory.dmp

Filesize
4KB

Download
memory/3452-2-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/3452-12-0x00007FFE155C0000-0x00007FFE155C1000-memory.dmp

Filesize
4KB

Download
memory/3452-3-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/4068-5-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

Filesize
4KB

Download
memory/4068-7-0x00007FFE153B0000-0x00007FFE155A5000-memory.dmp

Filesize
2.0MB

Download
memory/4068-14-0x00000000013A0000-0x00000000013A6000-memory.dmp

Filesize
24KB

Download
memory/4068-17-0x00000000013A0000-0x00000000013A6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads