a110c457e26a42debb5008038190a5f4a1c8ddeb828b8cd4676fb28eeddfc075

Analysis

max time kernel
38s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 07:29

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General

Target

BluetoothCLTools-1.2.0.56.exe
Size

3.2MB
MD5

6c3e357ce2da314dbd00e058f949003a
SHA1

6f065511080e471152298e4e29f65f745854be61
SHA256

a110c457e26a42debb5008038190a5f4a1c8ddeb828b8cd4676fb28eeddfc075
SHA512

f9061d8daf07f000ae81c75d009a63dc960998082e2a5d8652423fe1379be43e052dd661a8c0669792145dcec3993996b2820ed9cb83804256089573ebff3d50
SSDEEP

98304:mg/LSZyY3oEAyt/vgIThsv8QjAUDYKnOV:3OZh3oEAkQIiA0nU

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	btinfo.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	btinfo.exe

Executes dropped EXE 3 IoCs

pid	Process
1920	BluetoothCLTools-1.2.0.56.tmp
2668	btinfo.exe
2652	btinfo.exe

Loads dropped DLL 6 IoCs

pid	Process
2332	BluetoothCLTools-1.2.0.56.exe
1920	BluetoothCLTools-1.2.0.56.tmp
1920	BluetoothCLTools-1.2.0.56.tmp
1920	BluetoothCLTools-1.2.0.56.tmp
1920	BluetoothCLTools-1.2.0.56.tmp
2668	btinfo.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Bluetooth Command Line Tools\unins000.dat	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\install.dat	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\unins000.dat	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-V269H.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-GIVIT.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-LIAMU.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-759LB.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-CBVJ9.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-DD2NH.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-K0G3I.tmp	BluetoothCLTools-1.2.0.56.tmp
File opened for modification	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\btshell.bat	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-SLIB1.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\is-S7OET.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-68SPK.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-JFUQG.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-G5H0M.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-P6JTD.tmp	BluetoothCLTools-1.2.0.56.tmp
File created	C:\Program Files (x86)\Bluetooth Command Line Tools\bin\is-AJLC7.tmp	BluetoothCLTools-1.2.0.56.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	BluetoothCLTools-1.2.0.56.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BluetoothCLTools-1.2.0.56.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	btinfo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	btinfo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1920	BluetoothCLTools-1.2.0.56.tmp

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 2332 wrote to memory of 1920	2332	BluetoothCLTools-1.2.0.56.exe	30
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 1920 wrote to memory of 2668	1920	BluetoothCLTools-1.2.0.56.tmp	32
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 2668 wrote to memory of 2652	2668	btinfo.exe	34
PID 1920 wrote to memory of 2952	1920	BluetoothCLTools-1.2.0.56.tmp	36
PID 1920 wrote to memory of 2952	1920	BluetoothCLTools-1.2.0.56.tmp	36
PID 1920 wrote to memory of 2952	1920	BluetoothCLTools-1.2.0.56.tmp	36
PID 1920 wrote to memory of 2952	1920	BluetoothCLTools-1.2.0.56.tmp	36

C:\Users\Admin\AppData\Local\Temp\BluetoothCLTools-1.2.0.56.exe
"C:\Users\Admin\AppData\Local\Temp\BluetoothCLTools-1.2.0.56.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Users\Admin\AppData\Local\Temp\is-0VCMK.tmp\BluetoothCLTools-1.2.0.56.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-0VCMK.tmp\BluetoothCLTools-1.2.0.56.tmp" /SL5="$400E0,2934297,140800,C:\Users\Admin\AppData\Local\Temp\BluetoothCLTools-1.2.0.56.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1920
- - C:\Program Files (x86)\Bluetooth Command Line Tools\bin\btinfo.exe
    "C:\Program Files (x86)\Bluetooth Command Line Tools\bin\btinfo.exe" /reg
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2668
  - - C:\Program Files (x86)\Bluetooth Command Line Tools\bin\btinfo.exe
      "C:\Program Files (x86)\Bluetooth Command Line Tools\bin\btinfo.exe" /reg
      4⤵
      Checks BIOS information in registry
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2652
- - C:\Windows\SysWOW64\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files (x86)\Bluetooth Command Line Tools\readme.txt
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Bluetooth Command Line Tools\readme.txt

Filesize
9KB

MD5
0316a6b79241e133be89487fa2cb6268

SHA1
d14238f64e58229320bde469e24bb7b87eab3f51

SHA256
85e3aaefe698554eefafa0b7265262aa50cdb9eafd6592b3eaac17a6165383d4

SHA512
72df3a469b8b0a6c52df8cf657fa20f3071e67711b84c7ae853a5350c63636158d5de4a835ddabbf1479c2ff7c29f330975a2c6143e81c41b889a8e7578a8fdb

Download Submit
\Program Files (x86)\Bluetooth Command Line Tools\bin\btinfo.exe

Filesize
1.6MB

MD5
b5b591aab96f87c9f8451d80ac61a84f

SHA1
76c174fb5075bcc50898da63eaed2dcc2708ebb4

SHA256
20f260920dc086d48fde40bcb7f1c388ef91bcea25d4f4ee2fd2403777e1dc82

SHA512
25730264fbe38d4cc6a1cd2b5cb973fa94233fb31b98e3383e3fbbc038f13b07c516eb35323b561f996e728d7649126887571e4b90184eefd7bba9b065cf2456

Download Submit
\Program Files (x86)\Bluetooth Command Line Tools\unins000.exe

Filesize
1.1MB

MD5
3e84c3017cde2f711457a4f6c9fd3a54

SHA1
72d6536104fa906e7d81ab1e292b7e9c4b35533b

SHA256
26f23bf97aa86a10c686be78ce5687caa852d7a7a95a0c2d8d006ece4b8f7f3c

SHA512
f31a57140eef3a47894912b5b9299a3d5d11dabea31ac5f6305d616a64b400f2b3247c4c0c9d4477c3ed3ffd6fb5c13afe7949172b3bc3cdfc115d0c7e76f5f0

Download Submit
\Users\Admin\AppData\Local\Temp\is-0VCMK.tmp\BluetoothCLTools-1.2.0.56.tmp

Filesize
1.1MB

MD5
7f1cdab54cea42548c6e8f457645b32a

SHA1
3d9521c8ee40642e4d6b17c09bdfcfe0cfc41a91

SHA256
dc14fd3054ee69fe1cc12ba6ee7f16e57b023f4e5be27e945ce1a4fa61612959

SHA512
a11fcbdf78e7672f8b59c3c24e84022a572cf8f38e5d1f5abe608ca070b4052a6e7a7b3e2f50fc8e91fea25dbb9f84ae09f880ec609e7c003effc51fb0abe558

Download Submit
\Users\Admin\AppData\Local\Temp\is-19B0A.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1920-88-0x0000000004490000-0x00000000047B1000-memory.dmp

Filesize
3.1MB

Download
memory/1920-11-0x0000000000400000-0x0000000000538000-memory.dmp

Filesize
1.2MB

Download
memory/1920-93-0x0000000000400000-0x0000000000538000-memory.dmp

Filesize
1.2MB

Download
memory/1920-17-0x0000000000400000-0x0000000000538000-memory.dmp

Filesize
1.2MB

Download
memory/1920-39-0x0000000000400000-0x0000000000538000-memory.dmp

Filesize
1.2MB

Download
memory/1920-67-0x0000000004490000-0x00000000047B1000-memory.dmp

Filesize
3.1MB

Download
memory/2332-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-94-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2332-2-0x0000000000401000-0x0000000000417000-memory.dmp

Filesize
88KB

Download
memory/2332-0-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2652-73-0x00000000021E0000-0x00000000022E6000-memory.dmp

Filesize
1.0MB

Download
memory/2652-79-0x00000000021E0000-0x00000000022E6000-memory.dmp

Filesize
1.0MB

Download
memory/2652-82-0x00000000021E0000-0x00000000022E6000-memory.dmp

Filesize
1.0MB

Download
memory/2652-83-0x00000000021E0000-0x00000000022E6000-memory.dmp

Filesize
1.0MB

Download
memory/2652-87-0x0000000000400000-0x0000000000721000-memory.dmp

Filesize
3.1MB

Download
memory/2652-72-0x0000000000400000-0x0000000000721000-memory.dmp

Filesize
3.1MB

Download
memory/2668-84-0x0000000000400000-0x0000000000721000-memory.dmp

Filesize
3.1MB

Download