86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

Analysis

max time kernel
100s
max time network
141s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
03-02-2023 10:20

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General

Target

86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe
Size

329KB
MD5

1898b450c14316cca759a5fddfc6ed71
SHA1

ff6ccce8b3fcecb7af85a340783a55e3fe4e458d
SHA256

86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad
SHA512

94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3308	oobeldr.exe
4008	oobeldr.exe
4988	oobeldr.exe
656	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3308 set thread context of 4008	3308	oobeldr.exe	70
PID 4988 set thread context of 656	4988	oobeldr.exe	74

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
3156	schtasks.exe
3316	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 3064 wrote to memory of 5108	3064	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	66
PID 5108 wrote to memory of 3316	5108	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	67
PID 5108 wrote to memory of 3316	5108	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	67
PID 5108 wrote to memory of 3316	5108	86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe	67
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 3308 wrote to memory of 4008	3308	oobeldr.exe	70
PID 4008 wrote to memory of 3156	4008	oobeldr.exe	71
PID 4008 wrote to memory of 3156	4008	oobeldr.exe	71
PID 4008 wrote to memory of 3156	4008	oobeldr.exe	71
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74
PID 4988 wrote to memory of 656	4988	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe
"C:\Users\Admin\AppData\Local\Temp\86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Users\Admin\AppData\Local\Temp\86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe
  C:\Users\Admin\AppData\Local\Temp\86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5108
- - 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:3316

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:3308
- 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:4008
- - 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:3156

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:4988
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:656

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
329KB

MD5
1898b450c14316cca759a5fddfc6ed71

SHA1
ff6ccce8b3fcecb7af85a340783a55e3fe4e458d

SHA256
86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

SHA512
94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477

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

Filesize
329KB

MD5
1898b450c14316cca759a5fddfc6ed71

SHA1
ff6ccce8b3fcecb7af85a340783a55e3fe4e458d

SHA256
86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

SHA512
94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477

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

Filesize
329KB

MD5
1898b450c14316cca759a5fddfc6ed71

SHA1
ff6ccce8b3fcecb7af85a340783a55e3fe4e458d

SHA256
86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

SHA512
94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477

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

Filesize
329KB

MD5
1898b450c14316cca759a5fddfc6ed71

SHA1
ff6ccce8b3fcecb7af85a340783a55e3fe4e458d

SHA256
86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

SHA512
94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477

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

Filesize
329KB

MD5
1898b450c14316cca759a5fddfc6ed71

SHA1
ff6ccce8b3fcecb7af85a340783a55e3fe4e458d

SHA256
86f79e43d9941e584c1fc078718cf4556d585942ba9edec9f139297cbdf46aad

SHA512
94113ea1820f85bc8a3e709e8d1b007a130966113990566f60eaadb18599dabbce28ec98977bab355b1379eb359156d04a58ceeeec0083dbd09f4fbfa24e5477

Download Submit
memory/3064-153-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-116-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-122-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-123-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-124-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-125-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-126-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-127-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-128-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-129-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-130-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-131-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-132-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-133-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-134-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-156-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-136-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-137-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-138-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-139-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-140-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-141-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-142-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-143-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-144-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-145-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-146-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-147-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-148-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-149-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-150-0x0000000000290000-0x00000000002E6000-memory.dmp

Filesize
344KB

Download
memory/3064-151-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-152-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-120-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-154-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-155-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-135-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-121-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-169-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-159-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-160-0x0000000007100000-0x0000000007192000-memory.dmp

Filesize
584KB

Download
memory/3064-161-0x0000000004AA0000-0x0000000004AA6000-memory.dmp

Filesize
24KB

Download
memory/3064-162-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-163-0x00000000073A0000-0x0000000007416000-memory.dmp

Filesize
472KB

Download
memory/3064-164-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-165-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-166-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-167-0x00000000070A0000-0x00000000070BE000-memory.dmp

Filesize
120KB

Download
memory/3064-168-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-158-0x0000000007560000-0x0000000007A5E000-memory.dmp

Filesize
5.0MB

Download
memory/3064-170-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-171-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-172-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-173-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-180-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-157-0x0000000006F90000-0x000000000705C000-memory.dmp

Filesize
816KB

Download
memory/3064-117-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-118-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/3064-119-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-183-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-177-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-184-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-176-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-179-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-182-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-185-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-174-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/5108-178-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-186-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-187-0x0000000076FE0000-0x000000007716E000-memory.dmp

Filesize
1.6MB

Download
memory/5108-228-0x0000000000400000-0x0000000000406000-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