tinba | 41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
06/11/2024, 06:46 UTC

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General

Target

41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
Size

45KB
MD5

3c98d084c7f255500e7e5a3e49d5e5b0
SHA1

0babaaab8b78f629487ed4f92297392a498882a9
SHA256

41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113
SHA512

9010d0f750ae51fb95d14b1933b70bc93ccf71ca800c71f14f7b87bcefeea117313cfabe66f07866ac8b2e89377ea7b73eac9f6196af1b186cd92751fbc1705d
SSDEEP

768:ahP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:WsWE9N5dFu53dsniQaB/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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\537A5FFC = "C:\\Users\\Admin\\AppData\\Roaming\\537A5FFC\\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/2036-0-0x0000000000400000-0x000000000041D000-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	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe
2020	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2020	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2020	2036	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe	31
PID 2036 wrote to memory of 2020	2036	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe	31
PID 2036 wrote to memory of 2020	2036	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe	31
PID 2036 wrote to memory of 2020	2036	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe	31
PID 2036 wrote to memory of 2020	2036	41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe	31
PID 2020 wrote to memory of 1184	2020	winver.exe	21
PID 2020 wrote to memory of 1092	2020	winver.exe	19
PID 2020 wrote to memory of 1156	2020	winver.exe	20
PID 2020 wrote to memory of 1184	2020	winver.exe	21
PID 2020 wrote to memory of 1244	2020	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
  "C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2036
- - 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:2020

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1244

Network

DNS

spaines.pw

winver.exe

Remote address:

8.8.8.8:53

Request

spaines.pw

IN A

Response

spaines.pw

IN A

216.218.185.162
POST

http://spaines.pw/EiDQjNbWEQ/

winver.exe

Remote address:

216.218.185.162:80

Request

POST /EiDQjNbWEQ/ HTTP/1.0
Host: spaines.pw
Content-Length: 157

Response

HTTP/1.1 200 OK

Server: nginx/1.21.6
Date: Wed, 06 Nov 2024 06:46:47 GMT
Content-Type: application/octet-stream
Connection: close

216.218.185.162:80

http://spaines.pw/EiDQjNbWEQ/

http

winver.exe

1.2kB
1.0kB
22
22

HTTP Request

POST http://spaines.pw/EiDQjNbWEQ/

HTTP Response

200

8.8.8.8:53

spaines.pw

dns

winver.exe

56 B
72 B
1
1

DNS Request

spaines.pw

DNS Response

216.218.185.162

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/1092-25-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1092-26-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1156-27-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1156-20-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1184-22-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1184-29-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1244-28-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1244-30-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1244-31-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1244-24-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2020-9-0x0000000077ADF000-0x0000000077AE1000-memory.dmp

Filesize
8KB

Download
memory/2020-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2020-7-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/2020-8-0x0000000077ADF000-0x0000000077AE0000-memory.dmp

Filesize
4KB

Download
memory/2020-11-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download
memory/2020-32-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2036-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2036-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2036-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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