8347a7ae54a9a8023fe9fe3b4ab8c877b588c461ba8d7bcd26df4a6ac6688b39

Analysis

max time kernel
11s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:53

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General

Target

ItroublveTSC.6.1.3/bin/Binaries/RtkBtManServ.exe
Size

4.4MB
MD5

3405f654559010ca2ae38d786389f0f1
SHA1

8ac5552c64dfc3ccf0c678f6f946ee23719cf43d
SHA256

bc1364d8e68f515f9f35a6b41c11a649b1f514302eb01812c68c9a95a3198b30
SHA512

cb1e5ffed2ab86502ea4236383e9a4211a14b1abda13babbcceea67700c5746b37b4da6e45e10196eb76fa1e6959e71f19c6827466a54df1d5ba5ad2e16fc05b
SSDEEP

98304:lQf3s64R9ybzUcwti78OqJ7TPBF3ZlHHgkWJ0P39qXSaDv:ozUcwti7TQlF3ZxxWJSUnDv

Score

9^/10

discovery

Malware Config

Signatures

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral3/memory/3012-1-0x0000000000140000-0x00000000005BA000-memory.dmp	Nirsoft

NirSoft WebBrowserPassView 1 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral3/memory/3012-1-0x0000000000140000-0x00000000005BA000-memory.dmp	WebBrowserPassView

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	3012	WerFault.exe	28

System Location Discovery: System Language Discovery 1 TTPs 1 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	RtkBtManServ.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2876	3012	RtkBtManServ.exe	29
PID 3012 wrote to memory of 2876	3012	RtkBtManServ.exe	29
PID 3012 wrote to memory of 2876	3012	RtkBtManServ.exe	29
PID 3012 wrote to memory of 2876	3012	RtkBtManServ.exe	29

C:\Users\Admin\AppData\Local\Temp\ItroublveTSC.6.1.3\bin\Binaries\RtkBtManServ.exe
"C:\Users\Admin\AppData\Local\Temp\ItroublveTSC.6.1.3\bin\Binaries\RtkBtManServ.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 556
  2⤵
  - Program crash
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/3012-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/3012-1-0x0000000000140000-0x00000000005BA000-memory.dmp

Filesize
4.5MB

Download
memory/3012-2-0x0000000004B90000-0x0000000004C40000-memory.dmp

Filesize
704KB

Download
memory/3012-3-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-31-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download