tinba | 011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981

Analysis

max time kernel
113s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 21:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe
Size

45KB
MD5

8e8eba6db716e1075d8f0c652425fc15
SHA1

7b1d8937a0ce735711bc8db460e27216087c74bb
SHA256

011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981
SHA512

7f115f3911992f785875414dfb78e00cc8fbe212493f5292b52a1e18e8cd287d5ae3218eecef0e6208dfb4d20af394dbb84be3271eb8d81aa3f2e4e6d4f4aff9
SSDEEP

768:AhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2t:8sWE9N5dFu53dsniQaB/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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\52604F7C = "C:\\Users\\Admin\\AppData\\Roaming\\52604F7C\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
536	2016	WerFault.exe	84

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	011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2016	winver.exe
2016	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2016	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 2016	4768	011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe	84
PID 4768 wrote to memory of 2016	4768	011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe	84
PID 4768 wrote to memory of 2016	4768	011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe	84
PID 4768 wrote to memory of 2016	4768	011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe	84
PID 2016 wrote to memory of 3524	2016	winver.exe	56
PID 2016 wrote to memory of 2564	2016	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2564

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3524
- C:\Users\Admin\AppData\Local\Temp\011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe
  "C:\Users\Admin\AppData\Local\Temp\011c37bbd7164a26a56eee559387e53617e3fc428286100169cf90ddee610981.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4768
- - 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:2016
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 352
      4⤵
      Program crash
      PID:536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2016 -ip 2016
1⤵
PID:2056

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

Loading Replay Monitor...

Downloads

memory/2016-11-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download
memory/2016-14-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download
memory/2016-5-0x0000000077852000-0x0000000077853000-memory.dmp

Filesize
4KB

Download
memory/2016-7-0x00007FF8EE890000-0x00007FF8EEA85000-memory.dmp

Filesize
2.0MB

Download
memory/2564-13-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/3524-2-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3524-3-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3524-6-0x00007FF8EE92D000-0x00007FF8EE92E000-memory.dmp

Filesize
4KB

Download
memory/4768-4-0x00000000021D0000-0x0000000002BD0000-memory.dmp

Filesize
10.0MB

Download
memory/4768-9-0x00000000021D0000-0x0000000002BD0000-memory.dmp

Filesize
10.0MB

Download
memory/4768-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4768-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4768-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download