tinba | 00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 01:29

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General

Target

00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe
Size

45KB
MD5

a1ae80d6cc39e8111cc5cbe18c68c34a
SHA1

53fcf5b5b67ba7e26d3696bfc1bcdbfcc850c209
SHA256

00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb
SHA512

12b46229ea9c2cdd82227ab03c36a70438c69f6fd3e962d66b74d009b65eaddd8c94c35b845e008c05e658937a2bdc784bd0c9f706d1a68d366da1bc976bc3fd
SSDEEP

768:nhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:hsWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\71B08D05 = "C:\\Users\\Admin\\AppData\\Roaming\\71B08D05\\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/2632-0-0x0000000000400000-0x000000000041D000-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	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2752	winver.exe
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2752	2632	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe	31
PID 2632 wrote to memory of 2752	2632	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe	31
PID 2632 wrote to memory of 2752	2632	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe	31
PID 2632 wrote to memory of 2752	2632	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe	31
PID 2632 wrote to memory of 2752	2632	00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe	31
PID 2752 wrote to memory of 1280	2752	winver.exe	21
PID 2752 wrote to memory of 1128	2752	winver.exe	19
PID 2752 wrote to memory of 1236	2752	winver.exe	20
PID 2752 wrote to memory of 1280	2752	winver.exe	21
PID 2752 wrote to memory of 840	2752	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1236

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1280
- C:\Users\Admin\AppData\Local\Temp\00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe
  "C:\Users\Admin\AppData\Local\Temp\00e61a99889fd0f148d61162e012fbe35cc2fe397c1d4bff7ba908f91456d1bb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2632
- - 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:2752

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:840

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/840-28-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/840-37-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/840-32-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/840-27-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/840-29-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/840-30-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1128-23-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1128-25-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1236-21-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1236-34-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1280-4-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1280-10-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1280-31-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1280-2-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1280-3-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1280-24-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/2632-5-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2632-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2632-13-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2632-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2632-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2752-9-0x00000000777EF000-0x00000000777F1000-memory.dmp

Filesize
8KB

Download
memory/2752-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2752-7-0x00000000777F0000-0x00000000777F1000-memory.dmp

Filesize
4KB

Download
memory/2752-8-0x00000000777EF000-0x00000000777F0000-memory.dmp

Filesize
4KB

Download
memory/2752-33-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2752-11-0x00000000775F0000-0x0000000077799000-memory.dmp

Filesize
1.7MB

Download
memory/2752-39-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download