cb11f3b1500e002c78c3f74397adf898e96d001d853faa552106f1ddf02b90fc

Analysis

max time kernel
32s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 00:03

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General

Target

BLTools 2.9.1 Pro.exe
Size

6.4MB
MD5

d3b80d2e6480771f7e418d35fdee5ef3
SHA1

7d9f1c09aebbf199d913b911073c99792b315f26
SHA256

b1906ad0d515c2e29b7bf0cc47ea25cf0c63c6be5f828f5b73943f5e6915063e
SHA512

01e1bcddcd0efefcf31a65809be5d8ccb679870829cf08a4c8b4aa8db298b9b002ff8971b13321c9eb64b6a41dd70d5ca13e5a886395a2883013f939736dd91a
SSDEEP

196608:chJoo8pE2SNowmev8lJKjieK7adi6tC2w5hz:SeHSWe0lJP7wH5it

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2776	powershell.exe
2680	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
2624	bltools.exe
3028	BLTools78E.tmp

Loads dropped DLL 1 IoCs

pid	Process
2432	BLTools 2.9.1 Pro.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2624	bltools.exe
2624	bltools.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2432 set thread context of 3028	2432	BLTools 2.9.1 Pro.exe	35

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2432	BLTools 2.9.1 Pro.exe
2776	powershell.exe
2680	powershell.exe
3028	BLTools78E.tmp
3028	BLTools78E.tmp
3028	BLTools78E.tmp
3028	BLTools78E.tmp
3028	BLTools78E.tmp

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2680	2432	BLTools 2.9.1 Pro.exe	30
PID 2432 wrote to memory of 2680	2432	BLTools 2.9.1 Pro.exe	30
PID 2432 wrote to memory of 2680	2432	BLTools 2.9.1 Pro.exe	30
PID 2432 wrote to memory of 2776	2432	BLTools 2.9.1 Pro.exe	32
PID 2432 wrote to memory of 2776	2432	BLTools 2.9.1 Pro.exe	32
PID 2432 wrote to memory of 2776	2432	BLTools 2.9.1 Pro.exe	32
PID 2432 wrote to memory of 2624	2432	BLTools 2.9.1 Pro.exe	34
PID 2432 wrote to memory of 2624	2432	BLTools 2.9.1 Pro.exe	34
PID 2432 wrote to memory of 2624	2432	BLTools 2.9.1 Pro.exe	34
PID 2432 wrote to memory of 2624	2432	BLTools 2.9.1 Pro.exe	34
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 2432 wrote to memory of 3028	2432	BLTools 2.9.1 Pro.exe	35
PID 3028 wrote to memory of 2032	3028	BLTools78E.tmp	36
PID 3028 wrote to memory of 2032	3028	BLTools78E.tmp	36
PID 3028 wrote to memory of 2032	3028	BLTools78E.tmp	36
PID 3028 wrote to memory of 2032	3028	BLTools78E.tmp	36

C:\Users\Admin\AppData\Local\Temp\BLTools 2.9.1 Pro.exe
"C:\Users\Admin\AppData\Local\Temp\BLTools 2.9.1 Pro.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\BLTools 2.9.1 Pro.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2680
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionExtension ".tmp" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2776
- C:\Users\Admin\AppData\Local\Temp\bltools.exe
  "C:\Users\Admin\AppData\Local\Temp\bltools.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:2624
- \??\c:\Users\Admin\AppData\Local\Temp\BLTools78E.tmp
  "C:\Users\Admin\AppData\Local\Temp\bltoolsupdater.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\system32\conhost.exe
    conhost.exe
    3⤵
    PID:2032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bltools.exe

Filesize
3.2MB

MD5
025d637741b1b326ded2e99e6b54ed77

SHA1
5fb6a288559f54aeb42203cf5e44a072c74f942f

SHA256
d68b3cdca20f0b871a653a3203e4292846e766b45fb989856a2de0fb9e0c4860

SHA512
720f4f03febbe7fdd661c14349680f6511a69487b0bdf5cd47ab4594b1fad49edeb0bde8e287272d84e21efc916ba91ca71bfa2632eba76e379e07815163d26b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
24a0f1f2deb21b9258a6366ec1e4f223

SHA1
acad6f659ff994b7655ecd1ec751b6bf02e94180

SHA256
c39caac5f2611d64726a39d8e84c4a20ad03f0e8cc42f6b5435ece0daac46743

SHA512
1e6fac5fcf0b36f77e9d01a64bbe714c6a419eabca5e087f7eda095e09f74185e7564f5960677b7ccae87b78e0022d2fc3421f89190410ee86629ee696ef544c

Download Submit
\Users\Admin\AppData\Local\Temp\BLTools78E.tmp

Filesize
1KB

MD5
db30934e4e99457803a2cf88a44626cc

SHA1
a896a5142afe483dbaffffd995a60af8aa0041e7

SHA256
3caac67799ec53a3bec09d555a37b14922a9955eb1d96275fe02e6070dafd8bd

SHA512
7494ab50fa46f0a898da5fabfe310a91cdaad2fd5b9980d3d47af8d1f13e9b3362baf2e6e421a9082a3aa5fa011fbab65e3597ccf11025468a6447dc9d6eea74

Download Submit
memory/2032-77-0x00000000001F0000-0x00000000001FE000-memory.dmp

Filesize
56KB

Download
memory/2032-74-0x00000000000A0000-0x00000000000A8000-memory.dmp

Filesize
32KB

Download
memory/2432-43-0x0000000005EB0000-0x00000000064DD000-memory.dmp

Filesize
6.2MB

Download
memory/2432-6-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-11-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-8-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-9-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-7-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-2-0x0000000077011000-0x0000000077012000-memory.dmp

Filesize
4KB

Download
memory/2432-24-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-3-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-44-0x0000000005EB0000-0x00000000064DD000-memory.dmp

Filesize
6.2MB

Download
memory/2432-57-0x0000000140000000-0x00000001401DD000-memory.dmp

Filesize
1.9MB

Download
memory/2432-58-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-60-0x0000000005EB0000-0x00000000064DD000-memory.dmp

Filesize
6.2MB

Download
memory/2432-10-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2432-0-0x0000000140000000-0x00000001401DD000-memory.dmp

Filesize
1.9MB

Download
memory/2432-4-0x0000000140000000-0x00000001401DD000-memory.dmp

Filesize
1.9MB

Download
memory/2624-66-0x0000000005E80000-0x00000000067AC000-memory.dmp

Filesize
9.2MB

Download
memory/2624-64-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2624-78-0x0000000000B70000-0x0000000000B7A000-memory.dmp

Filesize
40KB

Download
memory/2624-71-0x0000000000B70000-0x0000000000B7A000-memory.dmp

Filesize
40KB

Download
memory/2624-72-0x0000000000B70000-0x0000000000B7A000-memory.dmp

Filesize
40KB

Download
memory/2624-70-0x00000000067B0000-0x00000000068F2000-memory.dmp

Filesize
1.3MB

Download
memory/2624-69-0x0000000000820000-0x0000000000840000-memory.dmp

Filesize
128KB

Download
memory/2624-59-0x0000000000EC0000-0x0000000001610000-memory.dmp

Filesize
7.3MB

Download
memory/2624-68-0x0000000000CA0000-0x0000000000D00000-memory.dmp

Filesize
384KB

Download
memory/2624-67-0x00000000004C0000-0x0000000000510000-memory.dmp

Filesize
320KB

Download
memory/2624-65-0x0000000000490000-0x00000000004B4000-memory.dmp

Filesize
144KB

Download
memory/2680-23-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2680-22-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2680-28-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2680-29-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2680-27-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2680-26-0x0000000001EE0000-0x0000000001EE8000-memory.dmp

Filesize
32KB

Download
memory/2680-25-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/2776-21-0x000000001B450000-0x000000001B732000-memory.dmp

Filesize
2.9MB

Download
memory/3028-53-0x000007FFFFFDC000-0x000007FFFFFDD000-memory.dmp

Filesize
4KB

Download
memory/3028-38-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/3028-49-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/3028-73-0x0000000076FC0000-0x0000000077169000-memory.dmp

Filesize
1.7MB

Download
memory/3028-76-0x0000000140000000-0x000000014062D000-memory.dmp

Filesize
6.2MB

Download
memory/3028-61-0x0000000140000000-0x000000014062D000-memory.dmp

Filesize
6.2MB

Download
memory/3028-63-0x0000000140000000-0x000000014062D000-memory.dmp

Filesize
6.2MB

Download
memory/3028-36-0x0000000000430000-0x00000000004D4000-memory.dmp

Filesize
656KB

Download