tinba | a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1

General

Target

a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe
Size

225KB
MD5

05f807605975cc0616a7a1460d928a20
SHA1

249656811b9bd0fa0fcce6016bdd04665f42bf0b
SHA256

a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1
SHA512

6b3451aee6146780295d6852ea428891d4499c76a223b3f2efea7ab820eaeec7fc50883988a297d4753c4d18abed5b0198de939468266222c39f1cedb10ccf9a
SSDEEP

6144:4A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:4ATuTAnKGwUAW3ycQqgf

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

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\039D340D = "C:\\Users\\Admin\\AppData\\Roaming\\039D340D\\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	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2740	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2740	2108	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe	30
PID 2108 wrote to memory of 2740	2108	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe	30
PID 2108 wrote to memory of 2740	2108	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe	30
PID 2108 wrote to memory of 2740	2108	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe	30
PID 2108 wrote to memory of 2740	2108	a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe	30
PID 2740 wrote to memory of 1196	2740	winver.exe	21
PID 2740 wrote to memory of 1092	2740	winver.exe	19
PID 2740 wrote to memory of 1164	2740	winver.exe	20
PID 2740 wrote to memory of 1196	2740	winver.exe	21
PID 2740 wrote to memory of 1292	2740	winver.exe	25
PID 2740 wrote to memory of 2108	2740	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe
  "C:\Users\Admin\AppData\Local\Temp\a6648232b08f9522c1bdf7282304eaaa6bd8dd82d9f94cef7c368deb3b619fa1N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - 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:2740

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1292

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/1092-29-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1092-9-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1164-28-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1196-15-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1292-18-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1292-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/2108-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2740-23-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2740-4-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2740-31-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads