tinba | 977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4

General

Target

977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe
Size

110KB
MD5

ad2948036226162a59dc834bc1e14d60
SHA1

8c7ad8bfab90cb7c1d154ceb7718009207caa62a
SHA256

977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4
SHA512

75a811ad021e50e55aacdf4b689358af4ee93fbd03274cd58a1c6561f4bbd0a24dbe5964873d171c210c131c8c0afaaa4c315ec59762fc704cad14d1a61e1159
SSDEEP

1536:IiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:IiyvRmDLs/ZrwWJjAqGcRJ2hg

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\A388EA99 = "C:\\Users\\Admin\\AppData\\Roaming\\A388EA99\\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/4280-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3404	2076	WerFault.exe	87

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	977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2076	winver.exe
2076	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2076	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3436	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 2076	4280	977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe	87
PID 4280 wrote to memory of 2076	4280	977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe	87
PID 4280 wrote to memory of 2076	4280	977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe	87
PID 4280 wrote to memory of 2076	4280	977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe	87
PID 2076 wrote to memory of 3436	2076	winver.exe	56
PID 2076 wrote to memory of 2556	2076	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3436
- C:\Users\Admin\AppData\Local\Temp\977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe
  "C:\Users\Admin\AppData\Local\Temp\977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4280
- - 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:2076
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 352
      4⤵
      Program crash
      PID:3404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2076 -ip 2076
1⤵
PID:4072

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2076-6-0x0000000077AF2000-0x0000000077AF3000-memory.dmp

Filesize
4KB

Download
memory/2076-17-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/2076-8-0x00007FFA54770000-0x00007FFA54965000-memory.dmp

Filesize
2.0MB

Download
memory/2076-5-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/2556-19-0x00007FFA54990000-0x00007FFA54991000-memory.dmp

Filesize
4KB

Download
memory/2556-16-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Filesize
24KB

Download
memory/3436-2-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3436-7-0x00007FFA5480D000-0x00007FFA5480E000-memory.dmp

Filesize
4KB

Download
memory/3436-9-0x00007FFA549A0000-0x00007FFA549A1000-memory.dmp

Filesize
4KB

Download
memory/3436-3-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/4280-4-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/4280-11-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4280-12-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/4280-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4280-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads