18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

Analysis

max time kernel
140s
max time network
92s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01/11/2022, 04:08

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General

Target

18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
Size

323KB
MD5

1cf0d82fb67319d4e51bc51554687476
SHA1

4f36227fb3b6708187da9494f2434fa422dd7acc
SHA256

18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1
SHA512

3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
3568	oobeldr.exe
4420	oobeldr.exe
2900	oobeldr.exe
1216	oobeldr.exe
4972	oobeldr.exe
2544	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2300 set thread context of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 3568 set thread context of 4420	3568	oobeldr.exe	71
PID 2900 set thread context of 1216	2900	oobeldr.exe	75
PID 4972 set thread context of 2544	4972	oobeldr.exe	77

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
4648	schtasks.exe
4060	schtasks.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 3628	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	66
PID 2300 wrote to memory of 3628	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	66
PID 2300 wrote to memory of 3628	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	66
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2300 wrote to memory of 2836	2300	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	67
PID 2836 wrote to memory of 4648	2836	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	69
PID 2836 wrote to memory of 4648	2836	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	69
PID 2836 wrote to memory of 4648	2836	18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe	69
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 3568 wrote to memory of 4420	3568	oobeldr.exe	71
PID 4420 wrote to memory of 4060	4420	oobeldr.exe	72
PID 4420 wrote to memory of 4060	4420	oobeldr.exe	72
PID 4420 wrote to memory of 4060	4420	oobeldr.exe	72
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 2900 wrote to memory of 1216	2900	oobeldr.exe	75
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77
PID 4972 wrote to memory of 2544	4972	oobeldr.exe	77

C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
"C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
  C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
  2⤵
  PID:3628
- C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
  C:\Users\Admin\AppData\Local\Temp\18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2836
- - 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:4648

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:3568
- 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:4420
- - 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:4060

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:2900
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1216

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:4972
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2544

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
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

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

Filesize
323KB

MD5
1cf0d82fb67319d4e51bc51554687476

SHA1
4f36227fb3b6708187da9494f2434fa422dd7acc

SHA256
18f8e7ffd4bbdd700381da69b3c54e719692a331ebfa29fc058fe4e35a3fc8a1

SHA512
3562a9f33d5760021219db37317ec49eed0ef9041557d25371d39b57df73174f7039b108a81296d171589ae5066b8336440b4b91d1303033cff97fa3ca8e2744

Download Submit
memory/2300-158-0x0000000007310000-0x000000000780E000-memory.dmp

Filesize
5.0MB

Download
memory/2300-172-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-127-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-128-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-129-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-130-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-131-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-132-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-133-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-134-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-135-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-136-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-161-0x0000000006E30000-0x0000000006E36000-memory.dmp

Filesize
24KB

Download
memory/2300-138-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-139-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-140-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-141-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-142-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-143-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-144-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-145-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-146-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-147-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-148-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-149-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-150-0x0000000000070000-0x00000000000C6000-memory.dmp

Filesize
344KB

Download
memory/2300-151-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-152-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-153-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-154-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-155-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-156-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-157-0x0000000006D40000-0x0000000006E0C000-memory.dmp

Filesize
816KB

Download
memory/2300-116-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-159-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-160-0x0000000006EB0000-0x0000000006F42000-memory.dmp

Filesize
584KB

Download
memory/2300-137-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-126-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-117-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-164-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-165-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-166-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-167-0x0000000006E80000-0x0000000006E9E000-memory.dmp

Filesize
120KB

Download
memory/2300-168-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-169-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-170-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-171-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-162-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-173-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-118-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-119-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-120-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-163-0x00000000071D0000-0x0000000007246000-memory.dmp

Filesize
472KB

Download
memory/2300-121-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-179-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-122-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-123-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-124-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2300-125-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-176-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-180-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-185-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-228-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2836-184-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-183-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-187-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-186-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-182-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-177-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-178-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2836-174-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads