tinba | d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778

General

Target

d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe
Size

110KB
MD5

fdd0095372dce49220502db390d45d00
SHA1

5794373656acb4bc2576694a8a42e68ca033418b
SHA256

d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778
SHA512

a217c2ee1e9762713264255c6e30fa3e6f527b435a326151b08d496d9dd94efa6964e5f7cda4fd3398cf7fe90049695983a921cdb1eb074a001953c0de7b69ed
SSDEEP

1536:siLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:siyvRmDLs/ZrwWJjAqGcRJ2hw

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9428C617 = "C:\\Users\\Admin\\AppData\\Roaming\\9428C617\\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/3736-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1872	3708	WerFault.exe	84

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	d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3708	winver.exe
3708	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3708	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3736 wrote to memory of 3708	3736	d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe	84
PID 3736 wrote to memory of 3708	3736	d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe	84
PID 3736 wrote to memory of 3708	3736	d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe	84
PID 3736 wrote to memory of 3708	3736	d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe	84
PID 3708 wrote to memory of 3524	3708	winver.exe	56
PID 3708 wrote to memory of 2540	3708	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3524
- C:\Users\Admin\AppData\Local\Temp\d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe
  "C:\Users\Admin\AppData\Local\Temp\d5ea468846b0aaf412f040c5f981d78c7b8dd39e45dc5b4b8a3928c9c184d778N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3736
- - 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:3708
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 352
      4⤵
      Program crash
      PID:1872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3708 -ip 3708
1⤵
PID:4424

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/2540-17-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2540-15-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/3524-7-0x00007FFB60F0D000-0x00007FFB60F0E000-memory.dmp

Filesize
4KB

Download
memory/3524-2-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download
memory/3524-3-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download
memory/3708-6-0x0000000077252000-0x0000000077253000-memory.dmp

Filesize
4KB

Download
memory/3708-5-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

Download
memory/3708-8-0x00007FFB60E70000-0x00007FFB61065000-memory.dmp

Filesize
2.0MB

Download
memory/3708-16-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

Download
memory/3736-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3736-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3736-11-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3736-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3736-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads