tinba | 312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb

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
17-12-2024 21:10

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General

Target

312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe
Size

45KB
MD5

ddad00b7f057c3852083cda83c62cbd3
SHA1

57b8ce4a23da8edd217ff619c2012b530a7fdf33
SHA256

312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb
SHA512

98c2c7f7c6e244920a919522aa736e79e9525a48a450311699fc22fc21313742ca8378106ff0ae9a6ceffe773b27c4e005791136e4497594f5ad9195ef9f9154
SSDEEP

768:RhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:rsWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\B258C566 = "C:\\Users\\Admin\\AppData\\Roaming\\B258C566\\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/1548-0-0x0000000000400000-0x000000000041D000-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	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe
1888	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1888	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 1888	1548	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe	29
PID 1548 wrote to memory of 1888	1548	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe	29
PID 1548 wrote to memory of 1888	1548	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe	29
PID 1548 wrote to memory of 1888	1548	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe	29
PID 1548 wrote to memory of 1888	1548	312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe	29
PID 1888 wrote to memory of 1184	1888	winver.exe	21
PID 1888 wrote to memory of 1072	1888	winver.exe	18
PID 1888 wrote to memory of 1120	1888	winver.exe	19
PID 1888 wrote to memory of 1184	1888	winver.exe	21
PID 1888 wrote to memory of 324	1888	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe
  "C:\Users\Admin\AppData\Local\Temp\312f2feda583b0a3d4f0d8d37c1b6534329deb70f4871a344e50c97a43bb63fb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - 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:1888

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:324

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/324-32-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/324-33-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/324-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1072-29-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1072-38-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1072-27-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1072-28-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1120-21-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1120-31-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000077AC1000-0x0000000077AC2000-memory.dmp

Filesize
4KB

Download
memory/1184-23-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1184-34-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1548-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1548-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/1548-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1548-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/1548-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1888-30-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1888-9-0x0000000077C6F000-0x0000000077C71000-memory.dmp

Filesize
8KB

Download
memory/1888-11-0x0000000077A70000-0x0000000077C19000-memory.dmp

Filesize
1.7MB

Download
memory/1888-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1888-7-0x0000000077C70000-0x0000000077C71000-memory.dmp

Filesize
4KB

Download
memory/1888-8-0x0000000077C6F000-0x0000000077C70000-memory.dmp

Filesize
4KB

Download
memory/1888-39-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download