tinba | 9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0

Analysis

max time kernel
107s
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
13-01-2025 05:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
Size

110KB
MD5

7b969e14e18e9540111e64535818e210
SHA1

19bbaacdb500b55c30470e13965be1d047225ca6
SHA256

9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0
SHA512

028da10e8068091a7d21256df0eaef015e56113a2c3d0b983613f4a05d3b40623df0821902855404a062a7011454f52e20c4d2bd9811101af0650e5bd898b7b4
SSDEEP

1536:MiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:MiyvRmDLs/ZrwWJjAqGcRJ2hw

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C96CE2B3 = "C:\\Users\\Admin\\AppData\\Roaming\\C96CE2B3\\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/1704-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	3404	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	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3404	winver.exe
3404	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3588	Explorer.EXE
Token: SeCreatePagefilePrivilege	3588	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3404	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 3404	1704	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	83
PID 1704 wrote to memory of 3404	1704	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	83
PID 1704 wrote to memory of 3404	1704	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	83
PID 1704 wrote to memory of 3404	1704	9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe	83
PID 3404 wrote to memory of 3588	3404	winver.exe	56
PID 3404 wrote to memory of 2488	3404	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2488

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3588
- C:\Users\Admin\AppData\Local\Temp\9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe
  "C:\Users\Admin\AppData\Local\Temp\9a22ec51e7d078c51176dc4e7e35dd0760c77020f14b7edeaaa93e27ceaecea0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - 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:3404
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3404 -s 356
      4⤵
      Program crash
      PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3404 -ip 3404
1⤵
PID:3648

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/1704-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1704-1-0x0000000002150000-0x0000000002151000-memory.dmp

Filesize
4KB

Download
memory/1704-10-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/1704-4-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/1704-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2488-14-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/3404-5-0x00000000777C2000-0x00000000777C3000-memory.dmp

Filesize
4KB

Download
memory/3404-7-0x00007FF8754D0000-0x00007FF8756C5000-memory.dmp

Filesize
2.0MB

Download
memory/3404-12-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download
memory/3404-15-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download
memory/3588-6-0x00007FF87556D000-0x00007FF87556E000-memory.dmp

Filesize
4KB

Download
memory/3588-2-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download
memory/3588-3-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download