db7308540dbe1895e72ec124ae574fca2b219afbf13924d1e52b06c1b535b9d6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 13:19

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General

Target

MV TBN CALL PORT FOR LOADING COAL_pdf.exe
Size

619KB
MD5

c7ccd6f20a8823292de551558f4c800d
SHA1

21fdbfc05880349c3142cbd81b7e730dbd3b6519
SHA256

db7308540dbe1895e72ec124ae574fca2b219afbf13924d1e52b06c1b535b9d6
SHA512

d99203b937997242466ee5d9f940455b88c137528996ac24a28c6832b22f9ae2b03ccd12ac3df838243a37e75ecfa8563dddead74af1fbbfed567c982f7ad0dd
SSDEEP

12288:m07kvZsu2BNGp1e5tDbXZz73ftkdjQwIbhlEqbffAxrtOhE4Z:m0oZwCe51XZ/tkdRqbff25

Score

8^/10

discovery 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
2384	powershell.exe
2748	powershell.exe

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 4 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	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2728	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
2384	powershell.exe
2748	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe
Token: SeDebugPrivilege	2384	powershell.exe
Token: SeDebugPrivilege	2748	powershell.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 2384	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	31
PID 2584 wrote to memory of 2384	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	31
PID 2584 wrote to memory of 2384	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	31
PID 2584 wrote to memory of 2384	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	31
PID 2584 wrote to memory of 2748	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	33
PID 2584 wrote to memory of 2748	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	33
PID 2584 wrote to memory of 2748	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	33
PID 2584 wrote to memory of 2748	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	33
PID 2584 wrote to memory of 2728	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	34
PID 2584 wrote to memory of 2728	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	34
PID 2584 wrote to memory of 2728	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	34
PID 2584 wrote to memory of 2728	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	34
PID 2584 wrote to memory of 2668	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	37
PID 2584 wrote to memory of 2668	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	37
PID 2584 wrote to memory of 2668	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	37
PID 2584 wrote to memory of 2668	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	37
PID 2584 wrote to memory of 2068	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	38
PID 2584 wrote to memory of 2068	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	38
PID 2584 wrote to memory of 2068	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	38
PID 2584 wrote to memory of 2068	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	38
PID 2584 wrote to memory of 2616	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	39
PID 2584 wrote to memory of 2616	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	39
PID 2584 wrote to memory of 2616	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	39
PID 2584 wrote to memory of 2616	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	39
PID 2584 wrote to memory of 2624	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	40
PID 2584 wrote to memory of 2624	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	40
PID 2584 wrote to memory of 2624	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	40
PID 2584 wrote to memory of 2624	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	40
PID 2584 wrote to memory of 2632	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	41
PID 2584 wrote to memory of 2632	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	41
PID 2584 wrote to memory of 2632	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	41
PID 2584 wrote to memory of 2632	2584	MV TBN CALL PORT FOR LOADING COAL_pdf.exe	41

C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2384
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KNKQeCkus.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KNKQeCkus" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBC6.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2728
- C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  PID:2668
- C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  PID:2068
- C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  PID:2616
- C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"
  2⤵
  PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEBC6.tmp

Filesize
1KB

MD5
a48614e40e46c718bffcf519dbd4ba35

SHA1
5b597382378733ecd46531fbe638a7b4eca32cc8

SHA256
7cc2c064850ca729d522f1f009a859e492508db45cb4ce419e5aed0270e1de6f

SHA512
52d24c9ab29f31de272c2d28dee0fbf815da16222a1b9631e31bc1f65b2c329f70af33e3099b5645f1c3b8bfb1909272aced56f30e4ce986bd1383dd5d87bc38

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
a6d3dffaff7ac941f63b72f8e5d5d8aa

SHA1
11ce8609f4a8b9203e9136c91e43ba5654e3f8eb

SHA256
d819355895324301ed3b5211e0ab659501e7b7697b9ba2271fb1ddb4b62af879

SHA512
6b9a3348a66b85ea96f77aa3e5028cdb400bd60c9524bdf9db97a38eef4cf2b1cab5b4f70bcd95bfecf3c51693edd2e43fa7b5fd5b3608b0188655be2e70d22e

Download Submit
memory/2584-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2584-1-0x0000000000220000-0x00000000002C2000-memory.dmp

Filesize
648KB

Download
memory/2584-2-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2584-3-0x0000000000360000-0x0000000000370000-memory.dmp

Filesize
64KB

Download
memory/2584-4-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2584-5-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2584-6-0x0000000004FA0000-0x0000000005022000-memory.dmp

Filesize
520KB

Download
memory/2584-19-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download