2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

Analysis

max time kernel
150s
max time network
153s
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 11:22

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General

Target

2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe
Size

329KB
MD5

2573d2e59c785afc69bd673ae84c8683
SHA1

fc2fb39ad33f47fc037ec0d1c5ca7354e3896773
SHA256

2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93
SHA512

80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
808	oobeldr.exe
2720	oobeldr.exe
3036	oobeldr.exe
2288	oobeldr.exe
2684	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4676 set thread context of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 808 set thread context of 3036	808	oobeldr.exe	87
PID 2288 set thread context of 2684	2288	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
1900	schtasks.exe
4260	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 4676 wrote to memory of 3768	4676	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	81
PID 3768 wrote to memory of 1900	3768	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	82
PID 3768 wrote to memory of 1900	3768	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	82
PID 3768 wrote to memory of 1900	3768	2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe	82
PID 808 wrote to memory of 2720	808	oobeldr.exe	86
PID 808 wrote to memory of 2720	808	oobeldr.exe	86
PID 808 wrote to memory of 2720	808	oobeldr.exe	86
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 808 wrote to memory of 3036	808	oobeldr.exe	87
PID 3036 wrote to memory of 4260	3036	oobeldr.exe	88
PID 3036 wrote to memory of 4260	3036	oobeldr.exe	88
PID 3036 wrote to memory of 4260	3036	oobeldr.exe	88
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97
PID 2288 wrote to memory of 2684	2288	oobeldr.exe	97

C:\Users\Admin\AppData\Local\Temp\2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe
"C:\Users\Admin\AppData\Local\Temp\2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Users\Admin\AppData\Local\Temp\2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe
  C:\Users\Admin\AppData\Local\Temp\2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3768
- - 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:1900

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:808
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  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:3036
- - 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:4260

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:2288
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2684

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
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

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

Filesize
329KB

MD5
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

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

Filesize
329KB

MD5
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

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

Filesize
329KB

MD5
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

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

Filesize
329KB

MD5
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

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

Filesize
329KB

MD5
2573d2e59c785afc69bd673ae84c8683

SHA1
fc2fb39ad33f47fc037ec0d1c5ca7354e3896773

SHA256
2dc782efb2c261782242ea47f1fe74b0f5aa17b1938e7adf229aa0eb69c42e93

SHA512
80fa2d5bb76921202c532338f1b688c4a8375f9b575508615b17e0d387114e128e0b2b76e1fc7b1515e5c872e9bf8b1e6f39c47fb262f8518f47dd24c9e90ade

Download Submit
memory/1900-142-0x0000000000000000-mapping.dmp

Download
memory/2684-155-0x0000000000000000-mapping.dmp

Download
memory/3036-147-0x0000000000000000-mapping.dmp

Download
memory/3768-137-0x0000000000000000-mapping.dmp

Download
memory/3768-143-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3768-141-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3768-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3768-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4260-152-0x0000000000000000-mapping.dmp

Download
memory/4676-132-0x0000000000A40000-0x0000000000A96000-memory.dmp

Filesize
344KB

Download
memory/4676-136-0x0000000005430000-0x000000000544E000-memory.dmp

Filesize
120KB

Download
memory/4676-135-0x0000000007920000-0x0000000007996000-memory.dmp

Filesize
472KB

Download
memory/4676-134-0x00000000079C0000-0x0000000007A52000-memory.dmp

Filesize
584KB

Download
memory/4676-133-0x0000000007ED0000-0x0000000008474000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads