tinba | 08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc

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
24-01-2025 03:28

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General

Target

08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
Size

89KB
MD5

a8f8a07c0ad15f5688976fe3a61f7b16
SHA1

84e7609aedf6156614f031c87cf15da2e9de4ba8
SHA256

08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc
SHA512

5b4958afd49d4783eeec88ca045b9fea9cae6f25c785c664b63b5c81d831b50dc59bf3ce7e5eb5bf16b2055e6729555c423800abb904929522ad475056057ff5
SSDEEP

1536:91+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:f+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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\8A5C91AF = "C:\\Users\\Admin\\AppData\\Roaming\\8A5C91AF\\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/2072-0-0x0000000000400000-0x0000000000418000-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	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe
2548	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2548	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2548	2072	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	31
PID 2072 wrote to memory of 2548	2072	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	31
PID 2072 wrote to memory of 2548	2072	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	31
PID 2072 wrote to memory of 2548	2072	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	31
PID 2072 wrote to memory of 2548	2072	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	31
PID 2548 wrote to memory of 1208	2548	winver.exe	21
PID 2548 wrote to memory of 1120	2548	winver.exe	19
PID 2548 wrote to memory of 1176	2548	winver.exe	20
PID 2548 wrote to memory of 1208	2548	winver.exe	21
PID 2548 wrote to memory of 1288	2548	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
  "C:\Users\Admin\AppData\Local\Temp\08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - 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:2548

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1288

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/1120-27-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1120-26-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1208-22-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1288-29-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1288-30-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1288-24-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/2072-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2072-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2072-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2072-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2072-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2548-11-0x00000000770D0000-0x0000000077279000-memory.dmp

Filesize
1.7MB

Download
memory/2548-9-0x00000000772CF000-0x00000000772D1000-memory.dmp

Filesize
8KB

Download
memory/2548-8-0x00000000772CF000-0x00000000772D0000-memory.dmp

Filesize
4KB

Download
memory/2548-7-0x00000000772D0000-0x00000000772D1000-memory.dmp

Filesize
4KB

Download
memory/2548-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2548-31-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download