tinba | d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 03:15

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General

Target

d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe
Size

45KB
MD5

f9c7a24855171a916c6c183d6f738fb0
SHA1

cdb3f173e08f7c327a03444d1638d704e548ce42
SHA256

d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833
SHA512

fc1184747a11d3dca3aca31cfd33b9f225aac55836df753dade9c87ebab40da503ffed8e95850a2aef817bf635937f70d8280ce59960efe7392f4fb4862f0b45
SSDEEP

768:HhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:BsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\6F186603 = "C:\\Users\\Admin\\AppData\\Roaming\\6F186603\\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/1628-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe
2488	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2488	winver.exe
1152	Explorer.EXE
1152	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1152	Explorer.EXE
1152	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2488	1628	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe	32
PID 1628 wrote to memory of 2488	1628	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe	32
PID 1628 wrote to memory of 2488	1628	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe	32
PID 1628 wrote to memory of 2488	1628	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe	32
PID 1628 wrote to memory of 2488	1628	d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe	32
PID 2488 wrote to memory of 1152	2488	winver.exe	20
PID 2488 wrote to memory of 1068	2488	winver.exe	17
PID 2488 wrote to memory of 1080	2488	winver.exe	18
PID 2488 wrote to memory of 1152	2488	winver.exe	20
PID 2488 wrote to memory of 268	2488	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1068

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1152
- C:\Users\Admin\AppData\Local\Temp\d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe
  "C:\Users\Admin\AppData\Local\Temp\d93324dd032efa2df66954dd57fdc46e5d94be8fa51188fd80e07a4fa090c833N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - 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:2488

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:268

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/268-32-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/268-31-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/268-25-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1068-26-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1068-27-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1080-21-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1080-29-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1152-10-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1152-30-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1152-4-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1152-23-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1152-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1152-2-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1628-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1628-14-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/1628-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1628-5-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/1628-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2488-9-0x000000007723F000-0x0000000077241000-memory.dmp

Filesize
8KB

Download
memory/2488-28-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2488-8-0x000000007723F000-0x0000000077240000-memory.dmp

Filesize
4KB

Download
memory/2488-11-0x0000000077040000-0x00000000771E9000-memory.dmp

Filesize
1.7MB

Download
memory/2488-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2488-7-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/2488-37-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download