tinba | 08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 10:03

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General

Target

08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
Size

89KB
MD5

1f50a4849ab71ec4e87a79ef0b4a9510
SHA1

da3ab9da41511728d925688d3156ae2925ef795e
SHA256

08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575
SHA512

665665c86cbd9e7f4f88ab9b44ddda30586d184197be595a7c8e5e9bf66eb66cc80c61d02aa8d175683cba06a51984079f2e04ee4ec7ec1e2db80ac1164e9a29
SSDEEP

1536:H1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:V+4MJIkLZJNAQ9Jo9e

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\C6548FF4 = "C:\\Users\\Admin\\AppData\\Roaming\\C6548FF4\\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/1704-0-0x0000000000400000-0x0000000000418000-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	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3004	winver.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 3004	1704	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	31
PID 1704 wrote to memory of 3004	1704	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	31
PID 1704 wrote to memory of 3004	1704	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	31
PID 1704 wrote to memory of 3004	1704	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	31
PID 1704 wrote to memory of 3004	1704	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	31
PID 3004 wrote to memory of 1204	3004	winver.exe	21
PID 3004 wrote to memory of 1108	3004	winver.exe	19
PID 3004 wrote to memory of 1168	3004	winver.exe	20
PID 3004 wrote to memory of 1204	3004	winver.exe	21
PID 3004 wrote to memory of 376	3004	winver.exe	25

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⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1204
- C:\Users\Admin\AppData\Local\Temp\08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
  "C:\Users\Admin\AppData\Local\Temp\08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - 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:3004

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:376

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/376-24-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/376-30-0x00000000770C1000-0x00000000770C2000-memory.dmp

Filesize
4KB

Download
memory/376-31-0x0000000001F00000-0x0000000001F06000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x00000000770C1000-0x00000000770C2000-memory.dmp

Filesize
4KB

Download
memory/1168-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-29-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1204-22-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x00000000770C1000-0x00000000770C2000-memory.dmp

Filesize
4KB

Download
memory/1704-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1704-13-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/1704-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1704-5-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/1704-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3004-27-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3004-6-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3004-8-0x000000007726F000-0x0000000077270000-memory.dmp

Filesize
4KB

Download
memory/3004-9-0x000000007726F000-0x0000000077271000-memory.dmp

Filesize
8KB

Download
memory/3004-11-0x0000000077070000-0x0000000077219000-memory.dmp

Filesize
1.7MB

Download
memory/3004-7-0x0000000077270000-0x0000000077271000-memory.dmp

Filesize
4KB

Download
memory/3004-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download