tinba | 01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1

Analysis

max time kernel
111s
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
21-01-2025 06:07

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General

Target

01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe
Size

110KB
MD5

db18023f5273f96617fc36a740b7acd3
SHA1

8aee5a796bed450b91a57baa9c78aec317821a4d
SHA256

01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1
SHA512

345df442e240fa7ac42cba0ee92f22206cc2a41f6c87d9d2336bf6de911c7eb99fc655ac6407a302d42982df489f1ddadb14aab846007c30c49553622cf80a7d
SSDEEP

1536:HiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:HiyvRmDLs/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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0E41C06C = "C:\\Users\\Admin\\AppData\\Roaming\\0E41C06C\\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/1060-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
112	2764	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	01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2764	winver.exe
2764	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
2764	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 2764	1060	01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe	84
PID 1060 wrote to memory of 2764	1060	01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe	84
PID 1060 wrote to memory of 2764	1060	01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe	84
PID 1060 wrote to memory of 2764	1060	01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe	84
PID 2764 wrote to memory of 3452	2764	winver.exe	56
PID 2764 wrote to memory of 2868	2764	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2868

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe
  "C:\Users\Admin\AppData\Local\Temp\01363c8c9bc2f07ace0d5316424721e6d1410c5841e8cf70ad5f0f2dcf00aae1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1060
- - 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:2764
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 352
      4⤵
      Program crash
      PID:112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2764 -ip 2764
1⤵
PID:4400

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/1060-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/1060-2-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/1060-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1060-11-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1060-12-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/2764-14-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/2764-17-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/2764-9-0x00007FF8429D0000-0x00007FF842BC5000-memory.dmp

Filesize
2.0MB

Download
memory/2764-6-0x00000000778A2000-0x00000000778A3000-memory.dmp

Filesize
4KB

Download
memory/2764-5-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/2868-16-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/3452-3-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

Download
memory/3452-7-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

Download
memory/3452-8-0x00007FF842A6D000-0x00007FF842A6E000-memory.dmp

Filesize
4KB

Download