d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

Analysis

max time kernel
150s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 00:23

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General

Target

d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe
Size

322KB
MD5

1c358ba641409d7b9d2d7815b02b59c6
SHA1

860d2fa3b28b845bc6c553fff58b1ada400aedcb
SHA256

d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63
SHA512

a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 8 IoCs

pid	Process
448	oobeldr.exe
4088	oobeldr.exe
4256	oobeldr.exe
4660	oobeldr.exe
2488	oobeldr.exe
2172	oobeldr.exe
2036	oobeldr.exe
1708	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4676 set thread context of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 448 set thread context of 4088	448	oobeldr.exe	88
PID 4256 set thread context of 2172	4256	oobeldr.exe	98

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
3204	schtasks.exe
224	schtasks.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4676 wrote to memory of 4244	4676	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	81
PID 4244 wrote to memory of 3204	4244	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	82
PID 4244 wrote to memory of 3204	4244	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	82
PID 4244 wrote to memory of 3204	4244	d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe	82
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 448 wrote to memory of 4088	448	oobeldr.exe	88
PID 4088 wrote to memory of 224	4088	oobeldr.exe	91
PID 4088 wrote to memory of 224	4088	oobeldr.exe	91
PID 4088 wrote to memory of 224	4088	oobeldr.exe	91
PID 4256 wrote to memory of 4660	4256	oobeldr.exe	96
PID 4256 wrote to memory of 4660	4256	oobeldr.exe	96
PID 4256 wrote to memory of 4660	4256	oobeldr.exe	96
PID 4256 wrote to memory of 2488	4256	oobeldr.exe	97
PID 4256 wrote to memory of 2488	4256	oobeldr.exe	97
PID 4256 wrote to memory of 2488	4256	oobeldr.exe	97
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 4256 wrote to memory of 2172	4256	oobeldr.exe	98
PID 2036 wrote to memory of 1708	2036	oobeldr.exe	100
PID 2036 wrote to memory of 1708	2036	oobeldr.exe	100
PID 2036 wrote to memory of 1708	2036	oobeldr.exe	100
PID 2036 wrote to memory of 1688	2036	oobeldr.exe	101
PID 2036 wrote to memory of 1688	2036	oobeldr.exe	101
PID 2036 wrote to memory of 1688	2036	oobeldr.exe	101

C:\Users\Admin\AppData\Local\Temp\d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe
"C:\Users\Admin\AppData\Local\Temp\d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Users\Admin\AppData\Local\Temp\d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe
  C:\Users\Admin\AppData\Local\Temp\d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4244
- - 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:3204

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:448
- 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:4088
- - 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:224

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:4256
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4660
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2488
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2172

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:2036
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1708
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  PID:1688

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
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

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

Filesize
322KB

MD5
1c358ba641409d7b9d2d7815b02b59c6

SHA1
860d2fa3b28b845bc6c553fff58b1ada400aedcb

SHA256
d540d1a20e69803984f22ae1f6809dfad3ee35e50a6e551c24c8f1fa28b16f63

SHA512
a115dbd79753c702dfd49162cb008f53f62a8bd12808c7f12e1ca86bb4e844dbf7e56816a57c33bc958a148a6ed368ed8627ef932e43b9ccc62cee4de4b89bbe

Download Submit
memory/4244-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4244-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4244-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4676-132-0x0000000000480000-0x00000000004D6000-memory.dmp

Filesize
344KB

Download
memory/4676-133-0x0000000007A30000-0x0000000007FD4000-memory.dmp

Filesize
5.6MB

Download
memory/4676-134-0x0000000007520000-0x00000000075B2000-memory.dmp

Filesize
584KB

Download
memory/4676-135-0x00000000077C0000-0x0000000007836000-memory.dmp

Filesize
472KB

Download
memory/4676-136-0x0000000004EA0000-0x0000000004EBE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads