3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

Analysis

max time kernel
115s
max time network
72s
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, 17:30

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General

Target

3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
Size

325KB
MD5

c115ddbfa310f9b4bc4d1a97b1cf3016
SHA1

6de4e1f2c00f0bac210354cdbef88bf4b4751841
SHA256

3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8
SHA512

4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
4288	oobeldr.exe
3424	oobeldr.exe
4624	oobeldr.exe
4552	oobeldr.exe
1400	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3176 set thread context of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 4288 set thread context of 4624	4288	oobeldr.exe	72
PID 4552 set thread context of 1400	4552	oobeldr.exe	76

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
4972	schtasks.exe
4396	schtasks.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 4888	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	66
PID 3176 wrote to memory of 4888	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	66
PID 3176 wrote to memory of 4888	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	66
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 3176 wrote to memory of 5096	3176	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	67
PID 5096 wrote to memory of 4396	5096	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	68
PID 5096 wrote to memory of 4396	5096	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	68
PID 5096 wrote to memory of 4396	5096	3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe	68
PID 4288 wrote to memory of 3424	4288	oobeldr.exe	71
PID 4288 wrote to memory of 3424	4288	oobeldr.exe	71
PID 4288 wrote to memory of 3424	4288	oobeldr.exe	71
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4288 wrote to memory of 4624	4288	oobeldr.exe	72
PID 4624 wrote to memory of 4972	4624	oobeldr.exe	73
PID 4624 wrote to memory of 4972	4624	oobeldr.exe	73
PID 4624 wrote to memory of 4972	4624	oobeldr.exe	73
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76
PID 4552 wrote to memory of 1400	4552	oobeldr.exe	76

C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
"C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
  C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
  2⤵
  PID:4888
- C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
  C:\Users\Admin\AppData\Local\Temp\3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5096
- - 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:4396

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:4288
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3424
- 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:4624
- - 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:4972

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:4552
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1400

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
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

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

Filesize
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

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

Filesize
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

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

Filesize
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

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

Filesize
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

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

Filesize
325KB

MD5
c115ddbfa310f9b4bc4d1a97b1cf3016

SHA1
6de4e1f2c00f0bac210354cdbef88bf4b4751841

SHA256
3cfdb047af2171669d346ad59a8e5e13951aa95ba18f694b7e8acce8c318b9a8

SHA512
4385794ec60aaf0275631d1eaf5698f5c608b55da3bbf262a7df77bb7753f6ece8e3e4ed82bc0a78750db227551799cf20e51d3f6736c381eac1ffb868c0faa8

Download Submit
memory/3176-152-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-158-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-122-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-123-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-124-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-125-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-126-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-127-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-128-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-129-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-130-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-131-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-132-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-133-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-135-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-134-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-136-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-137-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-138-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-139-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-140-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-142-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-141-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-143-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-144-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-145-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-146-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-157-0x0000000007F90000-0x000000000848E000-memory.dmp

Filesize
5.0MB

Download
memory/3176-149-0x0000000000CF0000-0x0000000000D46000-memory.dmp

Filesize
344KB

Download
memory/3176-151-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-150-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-147-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-120-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-155-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-156-0x00000000079C0000-0x0000000007A8C000-memory.dmp

Filesize
816KB

Download
memory/3176-154-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-121-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-153-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-148-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-159-0x0000000007B30000-0x0000000007BC2000-memory.dmp

Filesize
584KB

Download
memory/3176-160-0x0000000007AB0000-0x0000000007AB6000-memory.dmp

Filesize
24KB

Download
memory/3176-162-0x0000000007E50000-0x0000000007EC6000-memory.dmp

Filesize
472KB

Download
memory/3176-161-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-163-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-164-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-165-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-166-0x0000000007B00000-0x0000000007B1E000-memory.dmp

Filesize
120KB

Download
memory/3176-168-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-172-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-171-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-170-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-169-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-167-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-177-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-115-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-116-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-117-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-118-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/3176-119-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-175-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-183-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-182-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-176-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-178-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-181-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-173-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/5096-179-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-185-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-184-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-186-0x0000000077D30000-0x0000000077EBE000-memory.dmp

Filesize
1.6MB

Download
memory/5096-207-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads