tinba | 58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285b

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 02:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe
Size

110KB
MD5

5f3a88d65f17aa4489ba5206dbe44b10
SHA1

aa487aeb8d7a96fdf3f16c238dc95005d77c76bf
SHA256

58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285b
SHA512

cd33ede53cb6468bb43cee8db87631bda992fe85e50d96ebfdc1f556f3c4af335bf642836cc5845df80614c60aa227f8cab6227af4c7166e15de68106ad38255
SSDEEP

1536:+iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:+iyvRmDLs/ZrwWJjAqGcRJ2hA

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\103B7328 = "C:\\Users\\Admin\\AppData\\Roaming\\103B7328\\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/2264-0-0x0000000000400000-0x000000000041E000-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	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2692	winver.exe
1172	Explorer.EXE
1172	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1172	Explorer.EXE
1172	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2692	2264	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe	31
PID 2264 wrote to memory of 2692	2264	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe	31
PID 2264 wrote to memory of 2692	2264	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe	31
PID 2264 wrote to memory of 2692	2264	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe	31
PID 2264 wrote to memory of 2692	2264	58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe	31
PID 2692 wrote to memory of 1172	2692	winver.exe	21
PID 2692 wrote to memory of 1056	2692	winver.exe	17
PID 2692 wrote to memory of 1072	2692	winver.exe	19
PID 2692 wrote to memory of 1172	2692	winver.exe	21
PID 2692 wrote to memory of 1412	2692	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1056

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1072

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1172
- C:\Users\Admin\AppData\Local\Temp\58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe
  "C:\Users\Admin\AppData\Local\Temp\58261d5e436afecee936ca11f2441cf176fcd4c6b51b8fded8620878e142285bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - 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:2692

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1412

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/1056-30-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1072-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1072-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1072-26-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1172-2-0x0000000002A60000-0x0000000002A66000-memory.dmp

Filesize
24KB

Download
memory/1172-27-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1172-4-0x0000000002A60000-0x0000000002A66000-memory.dmp

Filesize
24KB

Download
memory/1172-3-0x0000000002A60000-0x0000000002A66000-memory.dmp

Filesize
24KB

Download
memory/1172-10-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1172-22-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1412-29-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1412-28-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/1412-24-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/2264-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2264-13-0x0000000001E60000-0x0000000002860000-memory.dmp

Filesize
10.0MB

Download
memory/2264-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2264-5-0x0000000001E60000-0x0000000002860000-memory.dmp

Filesize
10.0MB

Download
memory/2264-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2692-11-0x00000000777F0000-0x0000000077999000-memory.dmp

Filesize
1.7MB

Download
memory/2692-9-0x00000000779EF000-0x00000000779F1000-memory.dmp

Filesize
8KB

Download
memory/2692-8-0x00000000779EF000-0x00000000779F0000-memory.dmp

Filesize
4KB

Download
memory/2692-7-0x00000000779F0000-0x00000000779F1000-memory.dmp

Filesize
4KB

Download
memory/2692-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2692-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download