tinba | 07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09

Analysis

max time kernel
109s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 14:22

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General

Target

07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe
Size

110KB
MD5

b4756d2b77a221d4a8eb20143aeff100
SHA1

284dc6727cd9fedbaf5dfa55bf3b27bb17247d91
SHA256

07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09
SHA512

097ce1be1dad0d926c82eb6b3b284118315849517667f6a0564251848be83bcf1853cfd2e1448ca0f87e93bde46e4154bbd98bee06de4fb9de10dae93a16e8ea
SSDEEP

1536:jiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:jiyvRmDLs/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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2FC11871 = "C:\\Users\\Admin\\AppData\\Roaming\\2FC11871\\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/2896-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3384	4032	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	07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4032	winver.exe
4032	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4032	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 4032	2896	07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe	83
PID 2896 wrote to memory of 4032	2896	07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe	83
PID 2896 wrote to memory of 4032	2896	07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe	83
PID 2896 wrote to memory of 4032	2896	07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe	83
PID 4032 wrote to memory of 3452	4032	winver.exe	56
PID 4032 wrote to memory of 3008	4032	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3008

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe
  "C:\Users\Admin\AppData\Local\Temp\07bb713b061e0b7d16c86ffe73e43cdee8be5d56ffe66c318a1d93616c544e09N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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:4032
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 352
      4⤵
      Program crash
      PID:3384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4032 -ip 4032
1⤵
PID:4544

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/2896-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2896-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/2896-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2896-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/2896-9-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/3008-13-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/3452-2-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/3452-6-0x00007FF832DAD000-0x00007FF832DAE000-memory.dmp

Filesize
4KB

Download
memory/3452-3-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/4032-7-0x00007FF832D10000-0x00007FF832F05000-memory.dmp

Filesize
2.0MB

Download
memory/4032-5-0x0000000077832000-0x0000000077833000-memory.dmp

Filesize
4KB

Download
memory/4032-11-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/4032-14-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download