d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

Analysis

max time kernel
145s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 05:48

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General

Target

d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe
Size

323KB
MD5

b0ea7ba38e4b1d7c5f253482f381f9fe
SHA1

95a0b082a2413b284d59e8abb88602adaaf7aac3
SHA256

d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c
SHA512

6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 8 IoCs

pid	Process
4372	oobeldr.exe
3740	oobeldr.exe
3280	oobeldr.exe
844	oobeldr.exe
4248	oobeldr.exe
4176	oobeldr.exe
3536	oobeldr.exe
3568	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1632 set thread context of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 4372 set thread context of 3280	4372	oobeldr.exe	91
PID 844 set thread context of 4248	844	oobeldr.exe	96
PID 4176 set thread context of 3568	4176	oobeldr.exe	99

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
396	schtasks.exe
1304	schtasks.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 1632 wrote to memory of 4992	1632	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	80
PID 4992 wrote to memory of 396	4992	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	84
PID 4992 wrote to memory of 396	4992	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	84
PID 4992 wrote to memory of 396	4992	d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe	84
PID 4372 wrote to memory of 3740	4372	oobeldr.exe	90
PID 4372 wrote to memory of 3740	4372	oobeldr.exe	90
PID 4372 wrote to memory of 3740	4372	oobeldr.exe	90
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 4372 wrote to memory of 3280	4372	oobeldr.exe	91
PID 3280 wrote to memory of 1304	3280	oobeldr.exe	92
PID 3280 wrote to memory of 1304	3280	oobeldr.exe	92
PID 3280 wrote to memory of 1304	3280	oobeldr.exe	92
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 844 wrote to memory of 4248	844	oobeldr.exe	96
PID 4176 wrote to memory of 3536	4176	oobeldr.exe	98
PID 4176 wrote to memory of 3536	4176	oobeldr.exe	98
PID 4176 wrote to memory of 3536	4176	oobeldr.exe	98
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99
PID 4176 wrote to memory of 3568	4176	oobeldr.exe	99

C:\Users\Admin\AppData\Local\Temp\d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe
"C:\Users\Admin\AppData\Local\Temp\d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Users\Admin\AppData\Local\Temp\d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe
  C:\Users\Admin\AppData\Local\Temp\d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4992
- - 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:396

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:4372
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3740
- 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:3280
- - 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:1304

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:844
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4248

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:4176
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3536
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3568

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
03d2df1e8834bc4ec1756735429b458c

SHA1
4ee6c0f5b04c8e0c5076219c5724032daab11d40

SHA256
745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631

SHA512
2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

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

Filesize
323KB

MD5
b0ea7ba38e4b1d7c5f253482f381f9fe

SHA1
95a0b082a2413b284d59e8abb88602adaaf7aac3

SHA256
d391b5acd7d161b996c50c5588b90620f314e520cadeb608deff73332eed7b6c

SHA512
6333472e7a45f0bcea3d5255bab3863de7959a4aa10aec1e5471dde7506a48b61caf6e2961873cf95d197c9e4500f4de0bd65eb123f45439eaf4626d24a17433

Download Submit
memory/1632-136-0x00000000076F0000-0x000000000770E000-memory.dmp

Filesize
120KB

Download
memory/1632-135-0x0000000007A10000-0x0000000007A86000-memory.dmp

Filesize
472KB

Download
memory/1632-134-0x0000000007770000-0x0000000007802000-memory.dmp

Filesize
584KB

Download
memory/1632-133-0x0000000007C80000-0x0000000008224000-memory.dmp

Filesize
5.6MB

Download
memory/1632-132-0x0000000000750000-0x00000000007A6000-memory.dmp

Filesize
344KB

Download
memory/4992-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4992-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4992-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads