ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

Analysis

max time kernel
111s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2023, 09:07

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General

Target

ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe
Size

329KB
MD5

82eecb398e7a3acd60db2e772d793804
SHA1

713050047c0744b5fead1123a414c24a9b0ea86c
SHA256

ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa
SHA512

f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2720	oobeldr.exe
2068	oobeldr.exe
3828	oobeldr.exe
2660	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4736 set thread context of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 2720 set thread context of 2068	2720	oobeldr.exe	93
PID 3828 set thread context of 2660	3828	oobeldr.exe	97

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
376	schtasks.exe
4592	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 4736 wrote to memory of 1912	4736	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	82
PID 1912 wrote to memory of 376	1912	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	86
PID 1912 wrote to memory of 376	1912	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	86
PID 1912 wrote to memory of 376	1912	ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe	86
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2720 wrote to memory of 2068	2720	oobeldr.exe	93
PID 2068 wrote to memory of 4592	2068	oobeldr.exe	94
PID 2068 wrote to memory of 4592	2068	oobeldr.exe	94
PID 2068 wrote to memory of 4592	2068	oobeldr.exe	94
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97
PID 3828 wrote to memory of 2660	3828	oobeldr.exe	97

C:\Users\Admin\AppData\Local\Temp\ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe
"C:\Users\Admin\AppData\Local\Temp\ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Users\Admin\AppData\Local\Temp\ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe
  C:\Users\Admin\AppData\Local\Temp\ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1912
- - 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:376

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:2720
- 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:2068
- - 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:4592

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:3828
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2660

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

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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
329KB

MD5
82eecb398e7a3acd60db2e772d793804

SHA1
713050047c0744b5fead1123a414c24a9b0ea86c

SHA256
ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

SHA512
f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b

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

Filesize
329KB

MD5
82eecb398e7a3acd60db2e772d793804

SHA1
713050047c0744b5fead1123a414c24a9b0ea86c

SHA256
ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

SHA512
f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b

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

Filesize
329KB

MD5
82eecb398e7a3acd60db2e772d793804

SHA1
713050047c0744b5fead1123a414c24a9b0ea86c

SHA256
ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

SHA512
f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b

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

Filesize
329KB

MD5
82eecb398e7a3acd60db2e772d793804

SHA1
713050047c0744b5fead1123a414c24a9b0ea86c

SHA256
ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

SHA512
f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b

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

Filesize
329KB

MD5
82eecb398e7a3acd60db2e772d793804

SHA1
713050047c0744b5fead1123a414c24a9b0ea86c

SHA256
ed3a84518b4f894c162aebda4de2412234f5706ad963aeab7768fce8ae5019fa

SHA512
f9668206edc8028e615b64b3d574cda98ff0b5f063aa3f64c47b97057e286592fd5ddf81ce2f0e0786fc7f8116c1d088cb0c6810e6d9405f01fda1f26d99666b

Download Submit
memory/1912-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1912-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1912-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4736-132-0x0000000000430000-0x0000000000486000-memory.dmp

Filesize
344KB

Download
memory/4736-136-0x0000000007670000-0x000000000768E000-memory.dmp

Filesize
120KB

Download
memory/4736-135-0x00000000076F0000-0x0000000007766000-memory.dmp

Filesize
472KB

Download
memory/4736-134-0x00000000073D0000-0x0000000007462000-memory.dmp

Filesize
584KB

Download
memory/4736-133-0x00000000078A0000-0x0000000007E44000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads