tinba | 42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6d

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
26/12/2024, 15:47

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe
Size

45KB
MD5

9e0d2d13897220b97d8af8e57d860d90
SHA1

0dad350088ba7185c6314cde7c9d70ec1e31684e
SHA256

42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6d
SHA512

4f960df4a167d402cdf2eb1a2b1cc8312d53d83ce6591b88e7f06a36822a7fa07dd0cfbffa1c712b1243b7e7c2f5b59c1b4da2dedb9b6c30a4c35602287d0e52
SSDEEP

768:8hP0kDE9N5dCA8J7VHXdrIniQaBTT+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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\11F81006 = "C:\\Users\\Admin\\AppData\\Roaming\\11F81006\\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/1656-0-0x0000000000400000-0x000000000041D000-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	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2148	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2148	1656	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe	30
PID 1656 wrote to memory of 2148	1656	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe	30
PID 1656 wrote to memory of 2148	1656	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe	30
PID 1656 wrote to memory of 2148	1656	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe	30
PID 1656 wrote to memory of 2148	1656	42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe	30
PID 2148 wrote to memory of 1244	2148	winver.exe	20
PID 2148 wrote to memory of 1128	2148	winver.exe	18
PID 2148 wrote to memory of 1180	2148	winver.exe	19
PID 2148 wrote to memory of 1244	2148	winver.exe	20
PID 2148 wrote to memory of 1556	2148	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1244
- C:\Users\Admin\AppData\Local\Temp\42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe
  "C:\Users\Admin\AppData\Local\Temp\42955c1bb11810e3875887a14de99d6116603db290bcd23f39d7059608f85b6dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1656
- - 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:2148

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1556

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/1128-25-0x0000000001D20000-0x0000000001D26000-memory.dmp

Filesize
24KB

Download
memory/1128-26-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1180-30-0x0000000001AD0000-0x0000000001AD6000-memory.dmp

Filesize
24KB

Download
memory/1180-20-0x0000000001AD0000-0x0000000001AD6000-memory.dmp

Filesize
24KB

Download
memory/1244-3-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1244-2-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1244-4-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1244-27-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1244-10-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1244-22-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1556-28-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1556-29-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1556-24-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1656-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1656-14-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/1656-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1656-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/1656-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2148-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2148-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/2148-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/2148-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/2148-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/2148-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download