tinba | ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11

Analysis

max time kernel
111s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 21:10

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General

Target

ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe
Size

160KB
MD5

0d51aec20f323b28697a29032869aa96
SHA1

0c7696144ad69b86f7688ce4eccd0becaef09cb2
SHA256

ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11
SHA512

7982902ac8f90fdbe678f35e0b71146ad89a5467a819d52c22f729c05b58698359e2539b0798f8cb74914bdb0b0d4beeaefd9a6d7b83302553f64e343fe07843
SSDEEP

1536:PEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:8Y+4MiIkLZJNAQ9J6v6

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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3668AD93 = "C:\\Users\\Admin\\AppData\\Roaming\\3668AD93\\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/4728-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3704	3904	WerFault.exe	83

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	ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3904	winver.exe
3904	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3904	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 3904	4728	ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe	83
PID 4728 wrote to memory of 3904	4728	ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe	83
PID 4728 wrote to memory of 3904	4728	ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe	83
PID 4728 wrote to memory of 3904	4728	ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe	83
PID 3904 wrote to memory of 3576	3904	winver.exe	56
PID 3904 wrote to memory of 2540	3904	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3576
- C:\Users\Admin\AppData\Local\Temp\ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe
  "C:\Users\Admin\AppData\Local\Temp\ed7293a62d162e135aff65be4577c2efa1cbf804f31b7b302dddd18cce800f11.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4728
- - 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:3904
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 352
      4⤵
      Program crash
      PID:3704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3904 -ip 3904
1⤵
PID:4396

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/2540-14-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/3576-6-0x00007FFDBA80D000-0x00007FFDBA80E000-memory.dmp

Filesize
4KB

Download
memory/3576-3-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/3576-2-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/3904-5-0x00000000774E2000-0x00000000774E3000-memory.dmp

Filesize
4KB

Download
memory/3904-7-0x00007FFDBA770000-0x00007FFDBA965000-memory.dmp

Filesize
2.0MB

Download
memory/3904-12-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/3904-15-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/4728-4-0x00000000023F0000-0x0000000002DF0000-memory.dmp

Filesize
10.0MB

Download
memory/4728-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4728-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4728-10-0x00000000023F0000-0x0000000002DF0000-memory.dmp

Filesize
10.0MB

Download
memory/4728-1-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download