tinba | 7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/12/2024, 23:39

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General

Target

7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe
Size

45KB
MD5

a93d55401d0a7bf4b5a6f7c9a3f07d14
SHA1

3cb09c629cbf8a6f6037d4c88be98671580c178f
SHA256

7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647
SHA512

688ecac5cfb8bb0013fa7fd0e9297b73410bfbe881557a7ee0a5b8ee06b48a3a645b0448d2e7eaf277af7501d1338beb5df8c3006ff1053c2c192ea9c1549fe8
SSDEEP

768:ohP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:UsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\F483508C = "C:\\Users\\Admin\\AppData\\Roaming\\F483508C\\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/1588-0-0x0000000000400000-0x000000000041D000-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	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe
656	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
656	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 656	1588	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe	31
PID 1588 wrote to memory of 656	1588	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe	31
PID 1588 wrote to memory of 656	1588	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe	31
PID 1588 wrote to memory of 656	1588	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe	31
PID 1588 wrote to memory of 656	1588	7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe	31
PID 656 wrote to memory of 1200	656	winver.exe	21
PID 656 wrote to memory of 1112	656	winver.exe	19
PID 656 wrote to memory of 1160	656	winver.exe	20
PID 656 wrote to memory of 1200	656	winver.exe	21
PID 656 wrote to memory of 836	656	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe
  "C:\Users\Admin\AppData\Local\Temp\7e440732386db6b9eb20dda25d8857b0d4713aef875697e0a1830457168e7647.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1588
- - 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:656

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:836

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/656-11-0x0000000077A40000-0x0000000077BE9000-memory.dmp

Filesize
1.7MB

Download
memory/656-9-0x0000000077C3F000-0x0000000077C41000-memory.dmp

Filesize
8KB

Download
memory/656-8-0x0000000077C3F000-0x0000000077C40000-memory.dmp

Filesize
4KB

Download
memory/656-7-0x0000000077C40000-0x0000000077C41000-memory.dmp

Filesize
4KB

Download
memory/656-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/656-32-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/836-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/836-34-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/836-33-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1112-28-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/1112-27-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1160-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-37-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-30-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/1160-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077A91000-0x0000000077A92000-memory.dmp

Filesize
4KB

Download
memory/1200-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-31-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1200-23-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1588-13-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/1588-5-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/1588-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1588-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1588-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download