tinba | 6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 16:52

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General

Target

6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe
Size

45KB
MD5

7c0b21e5d956ad8b9d4e31c6c9afad40
SHA1

d3a365d7143dfc1578d26aaac1c94b17e2a41011
SHA256

6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4
SHA512

1858d46bd7eaaa4d876ceb8a7ca52cebf906091590ac50d809600ebfbd15c7266b246eeacb0c2b5241fdd9e1c70ce3d2836bb453cb327e2f97636ecb05af5a37
SSDEEP

768:ZhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:DsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\C4BAF513 = "C:\\Users\\Admin\\AppData\\Roaming\\C4BAF513\\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/2536-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2236	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2236	2536	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe	30
PID 2536 wrote to memory of 2236	2536	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe	30
PID 2536 wrote to memory of 2236	2536	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe	30
PID 2536 wrote to memory of 2236	2536	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe	30
PID 2536 wrote to memory of 2236	2536	6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe	30
PID 2236 wrote to memory of 1192	2236	winver.exe	20
PID 2236 wrote to memory of 1108	2236	winver.exe	18
PID 2236 wrote to memory of 1168	2236	winver.exe	19
PID 2236 wrote to memory of 1192	2236	winver.exe	20
PID 2236 wrote to memory of 1592	2236	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe
  "C:\Users\Admin\AppData\Local\Temp\6a47dec02ded67e43ac7ca1be4314a42d7c890a2baffddfc4c7b0a303ea5efd4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2536
- - 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:2236

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1592

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/1108-23-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1108-22-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1168-24-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-21-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1192-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-28-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1592-27-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1592-29-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1592-30-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/2236-7-0x0000000077510000-0x0000000077511000-memory.dmp

Filesize
4KB

Download
memory/2236-6-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2236-8-0x000000007750F000-0x0000000077510000-memory.dmp

Filesize
4KB

Download
memory/2236-9-0x000000007750F000-0x0000000077511000-memory.dmp

Filesize
8KB

Download
memory/2236-11-0x0000000077310000-0x00000000774B9000-memory.dmp

Filesize
1.7MB

Download
memory/2536-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2536-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2536-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2536-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2536-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download