tinba | 5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3e

Analysis

max time kernel
118s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 11:36

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General

Target

5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe
Size

110KB
MD5

b613d1dcf2bb955548ae014b20954610
SHA1

3a754e4757cc409a58a8710bbe8221fc800369dd
SHA256

5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3e
SHA512

31d9de4f938a1b53cbcb52ab92fa042f39655788b99a9ba5cef4206bc061a24c048a17a127a6fd71f820a724465c6a55befdf990016cd374eeb9c4541d487749
SSDEEP

1536:viLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:viyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BA513D6D = "C:\\Users\\Admin\\AppData\\Roaming\\BA513D6D\\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/3192-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1704	2968	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	5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2968	winver.exe
2968	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2968	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 2968	3192	5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe	84
PID 3192 wrote to memory of 2968	3192	5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe	84
PID 3192 wrote to memory of 2968	3192	5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe	84
PID 3192 wrote to memory of 2968	3192	5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe	84
PID 2968 wrote to memory of 3540	2968	winver.exe	56
PID 2968 wrote to memory of 2516	2968	winver.exe	43

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2516

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3540
- C:\Users\Admin\AppData\Local\Temp\5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe
  "C:\Users\Admin\AppData\Local\Temp\5d60f3a4b269095915b1c468e81d0037f9a44832466e3ae21e3c75bc222e0a3eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3192
- - 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:2968
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 352
      4⤵
      Program crash
      PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2968 -ip 2968
1⤵
PID:1432

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/2516-13-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2968-5-0x0000000077162000-0x0000000077163000-memory.dmp

Filesize
4KB

Download
memory/2968-14-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/2968-11-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/2968-7-0x00007FF811AF0000-0x00007FF811CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3192-9-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/3192-4-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/3192-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3192-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3192-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3540-6-0x00007FF811B8D000-0x00007FF811B8E000-memory.dmp

Filesize
4KB

Download
memory/3540-2-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3540-3-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download