tinba | 6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 16:53

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General

Target

6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe
Size

45KB
MD5

e5cfccc3c238fb75a3f558443ce7ba90
SHA1

199dd7d148008cd396e192f796af014982bf6a10
SHA256

6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779
SHA512

ac62e9ba201359c222e3ccd614c4fb19b08289de6f531bd1269ef4897c5c2071f9d9f8fd697208ffca6b704b3c618a58aebea4bc00c18a735c3f10df0af3ff67
SSDEEP

768:bhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:dsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\EC13BC2D = "C:\\Users\\Admin\\AppData\\Roaming\\EC13BC2D\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2640-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2744	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2744	2640	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe	31
PID 2640 wrote to memory of 2744	2640	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe	31
PID 2640 wrote to memory of 2744	2640	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe	31
PID 2640 wrote to memory of 2744	2640	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe	31
PID 2640 wrote to memory of 2744	2640	6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe	31
PID 2744 wrote to memory of 1196	2744	winver.exe	21
PID 2744 wrote to memory of 1112	2744	winver.exe	19
PID 2744 wrote to memory of 1168	2744	winver.exe	20
PID 2744 wrote to memory of 1196	2744	winver.exe	21
PID 2744 wrote to memory of 1304	2744	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe
  "C:\Users\Admin\AppData\Local\Temp\6ca285b06de297108864c5f75e454119ce12a878793e41f5c43e88726f9b0779N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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:2744

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1112-26-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1168-35-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-30-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1196-10-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1196-32-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1304-24-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1304-28-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1304-27-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/2640-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2640-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2640-5-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/2640-13-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/2640-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2744-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2744-9-0x000000007798F000-0x0000000077991000-memory.dmp

Filesize
8KB

Download
memory/2744-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2744-7-0x0000000077990000-0x0000000077991000-memory.dmp

Filesize
4KB

Download
memory/2744-8-0x000000007798F000-0x0000000077990000-memory.dmp

Filesize
4KB

Download
memory/2744-11-0x0000000077790000-0x0000000077939000-memory.dmp

Filesize
1.7MB

Download
memory/2744-37-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download