tinba | 653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4

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
26-11-2024 16:01

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General

Target

653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe
Size

45KB
MD5

7b192b934dbe0b889708bdd8ab9e04a0
SHA1

3c71d469996614eab76bcc7462f6e178e150b167
SHA256

653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4
SHA512

21e7eb8af1d88502edb3f14230b1e215855cf6e3c041e7c1056aa36ce234caeb160ebcffc4772ef126d725aef140206b5454514cfb3b815b19e172c17e008dea
SSDEEP

768:uhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:isWE9N5dFu53dsniQaB/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\69B92E31 = "C:\\Users\\Admin\\AppData\\Roaming\\69B92E31\\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/2660-0-0x0000000000400000-0x000000000041D000-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	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe
1184	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1184	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 1184	2660	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe	30
PID 2660 wrote to memory of 1184	2660	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe	30
PID 2660 wrote to memory of 1184	2660	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe	30
PID 2660 wrote to memory of 1184	2660	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe	30
PID 2660 wrote to memory of 1184	2660	653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe	30
PID 1184 wrote to memory of 1360	1184	winver.exe	20
PID 1184 wrote to memory of 1232	1184	winver.exe	18
PID 1184 wrote to memory of 1320	1184	winver.exe	19
PID 1184 wrote to memory of 1360	1184	winver.exe	20
PID 1184 wrote to memory of 928	1184	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1320

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe
  "C:\Users\Admin\AppData\Local\Temp\653741a2a86006464bd443bd23573a08c86923481cbfea57d08ab4596115e3b4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - 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:1184

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:928

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/928-29-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-30-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/928-25-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1184-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/1184-37-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1184-32-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/1184-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/1184-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/1184-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/1232-27-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1232-26-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1320-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-28-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-4-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/1360-23-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-10-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1360-3-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/1360-31-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-2-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/2660-5-0x0000000001E90000-0x0000000002890000-memory.dmp

Filesize
10.0MB

Download
memory/2660-14-0x0000000001E90000-0x0000000002890000-memory.dmp

Filesize
10.0MB

Download
memory/2660-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2660-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2660-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download