tinba | 2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fd

General

Target

2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe
Size

34KB
MD5

605d82cedd43c60be14d3e68723539a0
SHA1

801d3f59ed8fed39042aacf28cad441d73c32944
SHA256

2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fd
SHA512

2ebf72214361b4debddc4febbea96d4ce9deb8ae30abc8372334dbb0b9aac36f3a9199938952140cf7f8cf6e9f448d4746478fd1b236b5ed08898d0e4c68b509
SSDEEP

768:wp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:wpYoX58z1uirL98xMWnT0OQ9J2

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\13D168A3 = "C:\\Users\\Admin\\AppData\\Roaming\\13D168A3\\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/3460-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4108	3972	WerFault.exe	85

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	2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3972	winver.exe
3972	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3972	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3424	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3460 wrote to memory of 3972	3460	2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe	85
PID 3460 wrote to memory of 3972	3460	2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe	85
PID 3460 wrote to memory of 3972	3460	2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe	85
PID 3460 wrote to memory of 3972	3460	2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe	85
PID 3972 wrote to memory of 3424	3972	winver.exe	56
PID 3972 wrote to memory of 3044	3972	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3044

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3424
- C:\Users\Admin\AppData\Local\Temp\2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe
  "C:\Users\Admin\AppData\Local\Temp\2547db5c6fc2f091fbf60ae3b6be686aa09393eaa50a4548574df55acab814fdN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3460
- - 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:3972
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 352
      4⤵
      Program crash
      PID:4108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3972 -ip 3972
1⤵
PID:680

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

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Downloads

memory/3044-16-0x00007FFA6698D000-0x00007FFA6698E000-memory.dmp

Filesize
4KB

Download
memory/3044-19-0x00007FFA66B10000-0x00007FFA66B11000-memory.dmp

Filesize
4KB

Download
memory/3044-18-0x00000000005C0000-0x00000000005C6000-memory.dmp

Filesize
24KB

Download
memory/3044-15-0x00000000005C0000-0x00000000005C6000-memory.dmp

Filesize
24KB

Download
memory/3424-8-0x00007FFA66B20000-0x00007FFA66B21000-memory.dmp

Filesize
4KB

Download
memory/3424-6-0x00007FFA6698D000-0x00007FFA6698E000-memory.dmp

Filesize
4KB

Download
memory/3424-2-0x0000000002900000-0x0000000002906000-memory.dmp

Filesize
24KB

Download
memory/3424-3-0x0000000002900000-0x0000000002906000-memory.dmp

Filesize
24KB

Download
memory/3460-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3460-10-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3460-11-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/3460-4-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/3460-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/3972-5-0x0000000077662000-0x0000000077663000-memory.dmp

Filesize
4KB

Download
memory/3972-7-0x00007FFA668F0000-0x00007FFA66AE5000-memory.dmp

Filesize
2.0MB

Download
memory/3972-13-0x0000000000A10000-0x0000000000A16000-memory.dmp

Filesize
24KB

Download
memory/3972-17-0x0000000000A10000-0x0000000000A16000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads