tinba | 65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 04:48

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General

Target

65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe
Size

45KB
MD5

35820dc85ab582b631850897ac4610ad
SHA1

cf2412235cae83b417eb91ddf925d6c330778239
SHA256

65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26
SHA512

4dc39e9b9a353703109340bc146c44f5f1dd4437003bbcb3f09830ed65e7db106507f581a6c06b0f0ed1ec5b1a59101c03a14417f184aee0e031b3c86886f3ec
SSDEEP

768:PhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2/:ZsWE9N5dFu53dsniQaB/xZ14n7zIF+qL

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\5621162F = "C:\\Users\\Admin\\AppData\\Roaming\\5621162F\\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/2376-0-0x0000000000400000-0x000000000041D000-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	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe
2084	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2084	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2084	2376	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe	31
PID 2376 wrote to memory of 2084	2376	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe	31
PID 2376 wrote to memory of 2084	2376	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe	31
PID 2376 wrote to memory of 2084	2376	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe	31
PID 2376 wrote to memory of 2084	2376	65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe	31
PID 2084 wrote to memory of 1156	2084	winver.exe	20
PID 2084 wrote to memory of 1064	2084	winver.exe	18
PID 2084 wrote to memory of 1128	2084	winver.exe	19
PID 2084 wrote to memory of 1156	2084	winver.exe	20
PID 2084 wrote to memory of 1876	2084	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1156
- C:\Users\Admin\AppData\Local\Temp\65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe
  "C:\Users\Admin\AppData\Local\Temp\65a67b7e0bd34ae4c1de6de8b3c6c3db7c09ae526af4914bb012f13abf927d26.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - 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:2084

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1876

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/1064-25-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1064-26-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1128-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1128-28-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1128-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1156-3-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-2-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-22-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1156-4-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1156-10-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1156-27-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1876-32-0x0000000001B80000-0x0000000001B86000-memory.dmp

Filesize
24KB

Download
memory/1876-30-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/1876-24-0x0000000001B80000-0x0000000001B86000-memory.dmp

Filesize
24KB

Download
memory/1876-33-0x0000000077A51000-0x0000000077A52000-memory.dmp

Filesize
4KB

Download
memory/2084-7-0x0000000077C00000-0x0000000077C01000-memory.dmp

Filesize
4KB

Download
memory/2084-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2084-11-0x0000000077A00000-0x0000000077BA9000-memory.dmp

Filesize
1.7MB

Download
memory/2084-8-0x0000000077BFF000-0x0000000077C00000-memory.dmp

Filesize
4KB

Download
memory/2084-9-0x0000000077BFF000-0x0000000077C01000-memory.dmp

Filesize
8KB

Download
memory/2084-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2376-13-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2376-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2376-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2376-5-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2376-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download