tinba | cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399c

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 13:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe
Size

89KB
MD5

ee9aaae16a648813d68848807e58a800
SHA1

5f2dc16bba2caf186dab306109be62692723a4a4
SHA256

cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399c
SHA512

c702cb675fc23934ea62d70e0d11f23a8ef6c45f68a14faf142ddafdb3f8389a8c73e10d7a572dbd870b780bde76a68baff1707736669dd8083646e3cadf60d2
SSDEEP

1536:91+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7K:f+4MJIkLZJNAQ9Jo9K

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\2A6984D4 = "C:\\Users\\Admin\\AppData\\Roaming\\2A6984D4\\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/2716-0-0x0000000000400000-0x0000000000418000-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	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2804	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2804	2716	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe	31
PID 2716 wrote to memory of 2804	2716	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe	31
PID 2716 wrote to memory of 2804	2716	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe	31
PID 2716 wrote to memory of 2804	2716	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe	31
PID 2716 wrote to memory of 2804	2716	cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe	31
PID 2804 wrote to memory of 1200	2804	winver.exe	21
PID 2804 wrote to memory of 1100	2804	winver.exe	18
PID 2804 wrote to memory of 1108	2804	winver.exe	19
PID 2804 wrote to memory of 1200	2804	winver.exe	21
PID 2804 wrote to memory of 2044	2804	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1100

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe
  "C:\Users\Admin\AppData\Local\Temp\cd4f3c1f36c4d33b56d7687a21a2e2d55d87eb808d831a90113fd0234dbb399cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - 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:2804

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2044

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

Loading Replay Monitor...

Downloads

memory/1100-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1108-20-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1200-27-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1200-22-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/2044-24-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2044-30-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/2044-28-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2716-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2716-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2716-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2716-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2716-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2804-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2804-7-0x0000000076EF0000-0x0000000076EF1000-memory.dmp

Filesize
4KB

Download
memory/2804-8-0x0000000076EEF000-0x0000000076EF0000-memory.dmp

Filesize
4KB

Download
memory/2804-9-0x0000000076EEF000-0x0000000076EF1000-memory.dmp

Filesize
8KB

Download
memory/2804-11-0x0000000076CF0000-0x0000000076E99000-memory.dmp

Filesize
1.7MB

Download
memory/2804-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download