tinba | 5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 23:31

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General

Target

5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe
Size

45KB
MD5

464eb4496887986478c8e366d59be460
SHA1

d1e63bb49b66b5d72b9a6327111f84f21d3b3204
SHA256

5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde
SHA512

6b6e10cd32d717f43bdc8b469dc57e6871a182a6990bac7b01f8792359c51d7d3c6ff11bdb21af0c874a59081568e840952124bd794d87b179e54b249e748556
SSDEEP

768:6hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ29:2sWE9N5dFu53dsniQaB/xZ14n7zIF+qB

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\2AB886DA = "C:\\Users\\Admin\\AppData\\Roaming\\2AB886DA\\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/2644-0-0x0000000000400000-0x000000000041D000-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	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2800	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 2644 wrote to memory of 2800	2644	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe	31
PID 2644 wrote to memory of 2800	2644	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe	31
PID 2644 wrote to memory of 2800	2644	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe	31
PID 2644 wrote to memory of 2800	2644	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe	31
PID 2644 wrote to memory of 2800	2644	5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe	31
PID 2800 wrote to memory of 1204	2800	winver.exe	21
PID 2800 wrote to memory of 1108	2800	winver.exe	19
PID 2800 wrote to memory of 1168	2800	winver.exe	20
PID 2800 wrote to memory of 1204	2800	winver.exe	21
PID 2800 wrote to memory of 1496	2800	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\5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe
  "C:\Users\Admin\AppData\Local\Temp\5b2930f1c0cc9a040aee1c14eb6fa61072cc45d881994ed2975f6fd2354d8dde.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:2800

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1496

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/1108-27-0x00000000779D1000-0x00000000779D2000-memory.dmp

Filesize
4KB

Download
memory/1108-26-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1168-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-28-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x00000000779D1000-0x00000000779D2000-memory.dmp

Filesize
4KB

Download
memory/1204-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1204-23-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1496-25-0x0000000001B90000-0x0000000001B96000-memory.dmp

Filesize
24KB

Download
memory/1496-30-0x0000000001B90000-0x0000000001B96000-memory.dmp

Filesize
24KB

Download
memory/1496-31-0x00000000779D1000-0x00000000779D2000-memory.dmp

Filesize
4KB

Download
memory/2644-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-13-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/2644-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-5-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/2644-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2800-9-0x0000000077B7F000-0x0000000077B81000-memory.dmp

Filesize
8KB

Download
memory/2800-11-0x0000000077980000-0x0000000077B29000-memory.dmp

Filesize
1.7MB

Download
memory/2800-8-0x0000000077B7F000-0x0000000077B80000-memory.dmp

Filesize
4KB

Download
memory/2800-7-0x0000000077B80000-0x0000000077B81000-memory.dmp

Filesize
4KB

Download
memory/2800-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2800-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download