b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

Analysis

max time kernel
143s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 22:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
Size

322KB
MD5

2d9b42aa6232660f5e8df61226f10446
SHA1

4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a
SHA256

b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a
SHA512

70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
4192	oobeldr.exe
3780	oobeldr.exe
2112	oobeldr.exe
5052	oobeldr.exe
4188	oobeldr.exe
2548	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4408 set thread context of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4192 set thread context of 3780	4192	oobeldr.exe	92
PID 2112 set thread context of 5052	2112	oobeldr.exe	97
PID 4188 set thread context of 2548	4188	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
2000	schtasks.exe
3016	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4408 wrote to memory of 4772	4408	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	82
PID 4772 wrote to memory of 2000	4772	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	86
PID 4772 wrote to memory of 2000	4772	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	86
PID 4772 wrote to memory of 2000	4772	b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe	86
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 4192 wrote to memory of 3780	4192	oobeldr.exe	92
PID 3780 wrote to memory of 3016	3780	oobeldr.exe	93
PID 3780 wrote to memory of 3016	3780	oobeldr.exe	93
PID 3780 wrote to memory of 3016	3780	oobeldr.exe	93
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 2112 wrote to memory of 5052	2112	oobeldr.exe	97
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99
PID 4188 wrote to memory of 2548	4188	oobeldr.exe	99

C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
"C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
  C:\Users\Admin\AppData\Local\Temp\b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4772
- - 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:2000

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:4192
- 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:3780
- - 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:3016

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:2112
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:5052

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:4188
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2548

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

Loading Replay Monitor...

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
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

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

Filesize
322KB

MD5
2d9b42aa6232660f5e8df61226f10446

SHA1
4de7acda64b901fc62f4e0bbd7f4a6c41e583c1a

SHA256
b42ccb85bcf7e9e35582368e5a0edaf7f672568a161665e6b65124bd2496422a

SHA512
70ed5ddb8ec839521016a0bb7ef65c7ad402b5eefbba252376f3ce0ee5e4afb5be87b957fb65c662a750a4ebf5fb414a6bbea0a1f8c4017bf8ce9679b40e6c94

Download Submit
memory/4408-136-0x00000000072C0000-0x00000000072DE000-memory.dmp

Filesize
120KB

Download
memory/4408-135-0x00000000075E0000-0x0000000007656000-memory.dmp

Filesize
472KB

Download
memory/4408-134-0x0000000007340000-0x00000000073D2000-memory.dmp

Filesize
584KB

Download
memory/4408-132-0x0000000000320000-0x0000000000376000-memory.dmp

Filesize
344KB

Download
memory/4408-133-0x0000000007850000-0x0000000007DF4000-memory.dmp

Filesize
5.6MB

Download
memory/4772-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4772-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4772-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads