775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

Analysis

max time kernel
147s
max time network
149s
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, 23:58

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General

Target

775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
Size

325KB
MD5

a3b3ac1f2024073844d270206b122fe7
SHA1

b066614a63657eed58328a989b7f726afa4323a8
SHA256

775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f
SHA512

6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
8	oobeldr.exe
3492	oobeldr.exe
4368	oobeldr.exe
4348	oobeldr.exe
4516	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3468 set thread context of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 8 set thread context of 3492	8	oobeldr.exe	71
PID 4368 set thread context of 4348	4368	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
4084	schtasks.exe
3652	schtasks.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 4836	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	66
PID 3468 wrote to memory of 4836	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	66
PID 3468 wrote to memory of 4836	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	66
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 3468 wrote to memory of 4844	3468	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	67
PID 4844 wrote to memory of 4084	4844	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	68
PID 4844 wrote to memory of 4084	4844	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	68
PID 4844 wrote to memory of 4084	4844	775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe	68
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 8 wrote to memory of 3492	8	oobeldr.exe	71
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	72
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	72
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	72
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4368 wrote to memory of 4348	4368	oobeldr.exe	75
PID 4516 wrote to memory of 2904	4516	oobeldr.exe	77
PID 4516 wrote to memory of 2904	4516	oobeldr.exe	77
PID 4516 wrote to memory of 2904	4516	oobeldr.exe	77

C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
"C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
  C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
  2⤵
  PID:4836
- C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
  C:\Users\Admin\AppData\Local\Temp\775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4844
- - 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:4084

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:8
- 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:3492
- - 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:3652

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:4368
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4348

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 WriteProcessMemory
PID:4516
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  PID:2904

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
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

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

Filesize
325KB

MD5
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

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

Filesize
325KB

MD5
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

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

Filesize
325KB

MD5
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

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

Filesize
325KB

MD5
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

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

Filesize
325KB

MD5
a3b3ac1f2024073844d270206b122fe7

SHA1
b066614a63657eed58328a989b7f726afa4323a8

SHA256
775a86650ec85d435658e4bee3faa7ed13ad9e5f794ed8b6560f6a3a307a0d2f

SHA512
6fd9ce851ca6558964e7d0894514d89f44f83078527c6a5d5c2b87fb4838bef8e0b454bad089d11c7182a7e7168ee645b0feae503da65130ce751409390cf0c3

Download Submit
memory/3468-157-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-171-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-126-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-127-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-128-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-129-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-130-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-131-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-132-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-133-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-134-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-135-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-160-0x00000000049A0000-0x0000000004A6C000-memory.dmp

Filesize
816KB

Download
memory/3468-137-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-138-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-139-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-140-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-141-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-142-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-143-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-144-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-145-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-146-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-147-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-148-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-149-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-150-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-151-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-152-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-153-0x0000000000110000-0x0000000000166000-memory.dmp

Filesize
344KB

Download
memory/3468-154-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-155-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-156-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-125-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-158-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-159-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-136-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-124-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-176-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-163-0x0000000007000000-0x0000000007092000-memory.dmp

Filesize
584KB

Download
memory/3468-164-0x0000000002370000-0x0000000002376000-memory.dmp

Filesize
24KB

Download
memory/3468-165-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-166-0x00000000072A0000-0x0000000007316000-memory.dmp

Filesize
472KB

Download
memory/3468-167-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-168-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-169-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-170-0x0000000004AB0000-0x0000000004ACE000-memory.dmp

Filesize
120KB

Download
memory/3468-161-0x0000000007500000-0x00000000079FE000-memory.dmp

Filesize
5.0MB

Download
memory/3468-172-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-173-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-174-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-175-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-162-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-181-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-119-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-120-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-121-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-122-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3468-123-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-186-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-187-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-188-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-180-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-179-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-177-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4844-185-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-183-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-182-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-189-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-190-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4844-231-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads