be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

Analysis

max time kernel
103s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 21:28

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General

Target

be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe
Size

322KB
MD5

56142f0440257690f3b1535358f5bf2e
SHA1

67f8324d9d5b6167c06b72201f3c046f4e3f2387
SHA256

be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d
SHA512

120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3748	oobeldr.exe
852	oobeldr.exe
2000	oobeldr.exe
3852	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4884 set thread context of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 3748 set thread context of 852	3748	oobeldr.exe	91
PID 2000 set thread context of 3852	2000	oobeldr.exe	95

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	3852	WerFault.exe	95

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
1904	schtasks.exe
1920	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4884 wrote to memory of 4760	4884	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	80
PID 4760 wrote to memory of 1904	4760	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	84
PID 4760 wrote to memory of 1904	4760	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	84
PID 4760 wrote to memory of 1904	4760	be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe	84
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 3748 wrote to memory of 852	3748	oobeldr.exe	91
PID 852 wrote to memory of 1920	852	oobeldr.exe	92
PID 852 wrote to memory of 1920	852	oobeldr.exe	92
PID 852 wrote to memory of 1920	852	oobeldr.exe	92
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95
PID 2000 wrote to memory of 3852	2000	oobeldr.exe	95

C:\Users\Admin\AppData\Local\Temp\be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe
"C:\Users\Admin\AppData\Local\Temp\be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Users\Admin\AppData\Local\Temp\be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe
  C:\Users\Admin\AppData\Local\Temp\be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4760
- - 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:1904

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:3748
- 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:852
- - 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:1920

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:2000
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 144
    3⤵
    - Program crash
    PID:2360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 3852 -ip 3852
1⤵
PID:4668

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
56142f0440257690f3b1535358f5bf2e

SHA1
67f8324d9d5b6167c06b72201f3c046f4e3f2387

SHA256
be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

SHA512
120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7

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

Filesize
322KB

MD5
56142f0440257690f3b1535358f5bf2e

SHA1
67f8324d9d5b6167c06b72201f3c046f4e3f2387

SHA256
be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

SHA512
120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7

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

Filesize
322KB

MD5
56142f0440257690f3b1535358f5bf2e

SHA1
67f8324d9d5b6167c06b72201f3c046f4e3f2387

SHA256
be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

SHA512
120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7

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

Filesize
322KB

MD5
56142f0440257690f3b1535358f5bf2e

SHA1
67f8324d9d5b6167c06b72201f3c046f4e3f2387

SHA256
be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

SHA512
120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7

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

Filesize
322KB

MD5
56142f0440257690f3b1535358f5bf2e

SHA1
67f8324d9d5b6167c06b72201f3c046f4e3f2387

SHA256
be815d459c1d83a83a14adcd7cfde9e598d2d42842283fb36b9b8ee10ebbef5d

SHA512
120abb4539c48027bb802aa0480a6258e9573ba08e6c99383afc01a53ae0b6721f62011cff49e752f8abb02387dbeb388806ad2bb8e250ace821e939d2b47ae7

Download Submit
memory/4760-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4760-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4760-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4884-132-0x0000000000950000-0x00000000009A6000-memory.dmp

Filesize
344KB

Download
memory/4884-136-0x0000000007E20000-0x0000000007E3E000-memory.dmp

Filesize
120KB

Download
memory/4884-135-0x0000000008650000-0x00000000086C6000-memory.dmp

Filesize
472KB

Download
memory/4884-134-0x00000000078F0000-0x0000000007982000-memory.dmp

Filesize
584KB

Download
memory/4884-133-0x0000000007EA0000-0x0000000008444000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads