tinba | ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6

Analysis

max time kernel
109s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 17:18

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General

Target

ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe
Size

110KB
MD5

7f8cacf813ba40c2d9619f28f5c18660
SHA1

bafb3e1fb30e0446e5614f15b191cd4ef6007349
SHA256

ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6
SHA512

0ac26d5c447186f9b807607a637fd6964422c06dfe7621626b2d588aca14edb096047c1947e9b591486ba7bbd1e654d6ba9e11272631edd06eac58056c062050
SSDEEP

1536:ziLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:ziyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\535E05B4 = "C:\\Users\\Admin\\AppData\\Roaming\\535E05B4\\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/1996-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
212	5000	WerFault.exe	86

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	ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5000	winver.exe
5000	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
5000	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 5000	1996	ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe	86
PID 1996 wrote to memory of 5000	1996	ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe	86
PID 1996 wrote to memory of 5000	1996	ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe	86
PID 1996 wrote to memory of 5000	1996	ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe	86
PID 5000 wrote to memory of 3540	5000	winver.exe	56
PID 5000 wrote to memory of 2672	5000	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2672

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3540
- C:\Users\Admin\AppData\Local\Temp\ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe
  "C:\Users\Admin\AppData\Local\Temp\ce3f35a303e5227e10aca06821b272d4d57292ab7b87859d1fab27a68b0aefa6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1996
- - 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:5000
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 352
      4⤵
      Program crash
      PID:212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5000 -ip 5000
1⤵
PID:2984

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/1996-9-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/1996-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/1996-4-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/1996-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1996-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2672-13-0x0000000000010000-0x0000000000016000-memory.dmp

Filesize
24KB

Download
memory/3540-3-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/3540-2-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/3540-6-0x00007FFA261ED000-0x00007FFA261EE000-memory.dmp

Filesize
4KB

Download
memory/5000-5-0x0000000077192000-0x0000000077193000-memory.dmp

Filesize
4KB

Download
memory/5000-7-0x00007FFA26150000-0x00007FFA26345000-memory.dmp

Filesize
2.0MB

Download
memory/5000-11-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/5000-14-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download