tinba | bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378

General

Target

bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe
Size

225KB
MD5

fecc017a673b056dc2e0c35a977ad3a9
SHA1

798ee01cfddc79b2b71542d3f4d040b5e8acab75
SHA256

bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378
SHA512

2d742f43127b810db424a3e764f89dfd68be41ac940bed6a17c2cc180dfb9e4aa506ea00a734e3fefe89396bd807680afe74d0cc24d90ab6007955ce3da4a3e0
SSDEEP

6144:OA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:OATuTAnKGwUAW3ycQqgP

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\A7FDE916 = "C:\\Users\\Admin\\AppData\\Roaming\\A7FDE916\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe
1716	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1716	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 1716	1072	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe	30
PID 1072 wrote to memory of 1716	1072	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe	30
PID 1072 wrote to memory of 1716	1072	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe	30
PID 1072 wrote to memory of 1716	1072	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe	30
PID 1072 wrote to memory of 1716	1072	bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe	30
PID 1716 wrote to memory of 1260	1716	winver.exe	21
PID 1716 wrote to memory of 1132	1716	winver.exe	19
PID 1716 wrote to memory of 1180	1716	winver.exe	20
PID 1716 wrote to memory of 1260	1716	winver.exe	21
PID 1716 wrote to memory of 1636	1716	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1260
- C:\Users\Admin\AppData\Local\Temp\bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe
  "C:\Users\Admin\AppData\Local\Temp\bd31bbccee634b9577503855e41d627a57ffa4704537362ec5c346aa69c09378.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1072
- - 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:1716

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

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 Information Discovery

1

T1082

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/1072-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1132-24-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1132-11-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1180-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1180-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1260-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1260-17-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1260-1-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1260-6-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1260-25-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1636-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1636-26-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1716-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1716-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1716-29-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads