tinba | 1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2

General

Target

1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe
Size

110KB
MD5

2d6f90fbbace86d2b053bc8297d240e0
SHA1

90e096f0b6d8b10d9317a8444a4e72306df85385
SHA256

1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2
SHA512

91e24d4cc38ff1843c61abe234776d9a754dfda307d5c38852a2a5d7595d219fbc195aa5d0ebb8b0e48a9f73d76d04d26a1d0c283a55999de707bed152df3de7
SSDEEP

1536:HiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:HiyvRmDLs/ZrwWJjAqGcRJ2hA

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\01AA8474 = "C:\\Users\\Admin\\AppData\\Roaming\\01AA8474\\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/3668-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4652	5068	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5068	winver.exe
5068	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3528	Explorer.EXE
Token: SeCreatePagefilePrivilege	3528	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5068	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3668 wrote to memory of 5068	3668	1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe	86
PID 3668 wrote to memory of 5068	3668	1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe	86
PID 3668 wrote to memory of 5068	3668	1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe	86
PID 3668 wrote to memory of 5068	3668	1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe	86
PID 5068 wrote to memory of 3528	5068	winver.exe	56
PID 5068 wrote to memory of 2640	5068	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2640

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3528
- C:\Users\Admin\AppData\Local\Temp\1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe
  "C:\Users\Admin\AppData\Local\Temp\1d5781875e5f4285bd809a228ff281513f2965396aaa45c99d5e8bd588537ba2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3668
- - 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:5068
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 356
      4⤵
      Program crash
      PID:4652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5068 -ip 5068
1⤵
PID:4448

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/2640-14-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3528-6-0x00007FFAB8C2D000-0x00007FFAB8C2E000-memory.dmp

Filesize
4KB

Download
memory/3528-2-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3528-3-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3528-7-0x00007FFAB8C2C000-0x00007FFAB8C2D000-memory.dmp

Filesize
4KB

Download
memory/3668-4-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/3668-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3668-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3668-10-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/3668-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/5068-5-0x0000000077432000-0x0000000077433000-memory.dmp

Filesize
4KB

Download
memory/5068-8-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/5068-12-0x0000000000EB0000-0x0000000000EB6000-memory.dmp

Filesize
24KB

Download
memory/5068-15-0x0000000000EB0000-0x0000000000EB6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads