502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

Analysis

max time kernel
136s
max time network
67s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
01/11/2022, 10:32

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General

Target

502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
Size

324KB
MD5

3cf978a69e0e05ca773a0dc736866273
SHA1

3f2f5667d2fcdcb20ba3a43b08735d53e90323e6
SHA256

502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538
SHA512

d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4208	oobeldr.exe
4512	oobeldr.exe
4572	oobeldr.exe
836	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4544 set thread context of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4208 set thread context of 4512	4208	oobeldr.exe	71
PID 4572 set thread context of 836	4572	oobeldr.exe	75

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1420	schtasks.exe
5000	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 4324	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	66
PID 4544 wrote to memory of 4324	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	66
PID 4544 wrote to memory of 4324	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	66
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 4544 wrote to memory of 1208	4544	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	67
PID 1208 wrote to memory of 1420	1208	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	68
PID 1208 wrote to memory of 1420	1208	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	68
PID 1208 wrote to memory of 1420	1208	502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe	68
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4208 wrote to memory of 4512	4208	oobeldr.exe	71
PID 4512 wrote to memory of 5000	4512	oobeldr.exe	72
PID 4512 wrote to memory of 5000	4512	oobeldr.exe	72
PID 4512 wrote to memory of 5000	4512	oobeldr.exe	72
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75
PID 4572 wrote to memory of 836	4572	oobeldr.exe	75

C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
"C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
  C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
  2⤵
  PID:4324
- C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
  C:\Users\Admin\AppData\Local\Temp\502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1208
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
    3⤵
    - Creates scheduled task(s)
    PID:1420

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4208
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4512
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
    3⤵
    - Creates scheduled task(s)
    PID:5000

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:836

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log

Filesize
789B

MD5
db5ef8d7c51bad129d9097bf953e4913

SHA1
8439db960aa2d431bf5ec3c37af775b45eb07e06

SHA256
1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9

SHA512
04572485790b25e1751347e43b47174051cd153dd75fd55ee5590d25a2579f344cd96cf86cf45bdb7759e3e6d0f734d0ff717148ca70f501b9869e964e036fee

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
324KB

MD5
3cf978a69e0e05ca773a0dc736866273

SHA1
3f2f5667d2fcdcb20ba3a43b08735d53e90323e6

SHA256
502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

SHA512
d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
324KB

MD5
3cf978a69e0e05ca773a0dc736866273

SHA1
3f2f5667d2fcdcb20ba3a43b08735d53e90323e6

SHA256
502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

SHA512
d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
324KB

MD5
3cf978a69e0e05ca773a0dc736866273

SHA1
3f2f5667d2fcdcb20ba3a43b08735d53e90323e6

SHA256
502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

SHA512
d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
324KB

MD5
3cf978a69e0e05ca773a0dc736866273

SHA1
3f2f5667d2fcdcb20ba3a43b08735d53e90323e6

SHA256
502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

SHA512
d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
324KB

MD5
3cf978a69e0e05ca773a0dc736866273

SHA1
3f2f5667d2fcdcb20ba3a43b08735d53e90323e6

SHA256
502bb76f4aafbd4ad6614bb9b04818cc3b15a26273cc5a0f8d87fcae9ca0a538

SHA512
d06cc9cbd5366fba75dad3df146699f67e03a15276f0807e6bb7e9faba601dd44635c74f3554030a0b38b2877f3f8becc303ff797f75c86be48c71e804526a0a

Download Submit
memory/1208-187-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-188-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-232-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1208-189-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-191-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-190-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-180-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-178-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1208-186-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-184-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-182-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/1208-181-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-140-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-171-0x00000000074B0000-0x00000000074CE000-memory.dmp

Filesize
120KB

Download
memory/4544-144-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-145-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-146-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-147-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-148-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-149-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-150-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-151-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-152-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-153-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-154-0x00000000006A0000-0x00000000006F6000-memory.dmp

Filesize
344KB

Download
memory/4544-155-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-156-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-157-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-158-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-159-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-160-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-161-0x0000000004EF0000-0x0000000004FBC000-memory.dmp

Filesize
816KB

Download
memory/4544-162-0x0000000007970000-0x0000000007E6E000-memory.dmp

Filesize
5.0MB

Download
memory/4544-163-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-164-0x0000000007510000-0x00000000075A2000-memory.dmp

Filesize
584KB

Download
memory/4544-165-0x0000000004FD0000-0x0000000004FD6000-memory.dmp

Filesize
24KB

Download
memory/4544-166-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-167-0x00000000077B0000-0x0000000007826000-memory.dmp

Filesize
472KB

Download
memory/4544-168-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-169-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-170-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-143-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-172-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-173-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-174-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-175-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-176-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-177-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-142-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-141-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-120-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-139-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-138-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-137-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-183-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-136-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-135-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-134-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-133-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-132-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-131-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-130-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-129-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-128-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-127-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-126-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-125-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-121-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-124-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-123-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download
memory/4544-122-0x0000000077340000-0x00000000774CE000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads