894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

Analysis

max time kernel
123s
max time network
143s
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 05:23

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General

Target

894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe
Size

323KB
MD5

2276cf8800406f9a00f74d9dadaf7a72
SHA1

fb43b0da87cfed588dad85f1000f5203a8b496c7
SHA256

894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4
SHA512

9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4280	oobeldr.exe
2332	oobeldr.exe
3432	oobeldr.exe
448	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4460 set thread context of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4280 set thread context of 2332	4280	oobeldr.exe	94
PID 3432 set thread context of 448	3432	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
4284	schtasks.exe
1424	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4460 wrote to memory of 4052	4460	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	81
PID 4052 wrote to memory of 4284	4052	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	87
PID 4052 wrote to memory of 4284	4052	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	87
PID 4052 wrote to memory of 4284	4052	894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe	87
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 4280 wrote to memory of 2332	4280	oobeldr.exe	94
PID 2332 wrote to memory of 1424	2332	oobeldr.exe	95
PID 2332 wrote to memory of 1424	2332	oobeldr.exe	95
PID 2332 wrote to memory of 1424	2332	oobeldr.exe	95
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98
PID 3432 wrote to memory of 448	3432	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe
"C:\Users\Admin\AppData\Local\Temp\894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Local\Temp\894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe
  C:\Users\Admin\AppData\Local\Temp\894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4052
- - 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:4284

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:4280
- 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:2332
- - 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:1424

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:3432
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:448

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
323KB

MD5
2276cf8800406f9a00f74d9dadaf7a72

SHA1
fb43b0da87cfed588dad85f1000f5203a8b496c7

SHA256
894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

SHA512
9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf

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

Filesize
323KB

MD5
2276cf8800406f9a00f74d9dadaf7a72

SHA1
fb43b0da87cfed588dad85f1000f5203a8b496c7

SHA256
894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

SHA512
9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf

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

Filesize
323KB

MD5
2276cf8800406f9a00f74d9dadaf7a72

SHA1
fb43b0da87cfed588dad85f1000f5203a8b496c7

SHA256
894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

SHA512
9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf

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

Filesize
323KB

MD5
2276cf8800406f9a00f74d9dadaf7a72

SHA1
fb43b0da87cfed588dad85f1000f5203a8b496c7

SHA256
894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

SHA512
9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf

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

Filesize
323KB

MD5
2276cf8800406f9a00f74d9dadaf7a72

SHA1
fb43b0da87cfed588dad85f1000f5203a8b496c7

SHA256
894be58298a93d20725fe1ad0989be52dcc7050434a04483eb32e6915f752ee4

SHA512
9e3598f976643cd13aef251d183ea82dd10c9ad30683581874d0e3f8948612dbd2b0742aaaf43698665bacd0159f3ddba1a76e945506d00b2dc5a5c948a7dccf

Download Submit
memory/448-153-0x0000000000000000-mapping.dmp

Download
memory/1424-150-0x0000000000000000-mapping.dmp

Download
memory/2332-145-0x0000000000000000-mapping.dmp

Download
memory/4052-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4052-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4052-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4052-137-0x0000000000000000-mapping.dmp

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memory/4284-141-0x0000000000000000-mapping.dmp

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memory/4460-132-0x0000000000300000-0x0000000000356000-memory.dmp

Filesize
344KB

Download
memory/4460-136-0x0000000007290000-0x00000000072AE000-memory.dmp

Filesize
120KB

Download
memory/4460-135-0x00000000075D0000-0x0000000007646000-memory.dmp

Filesize
472KB

Download
memory/4460-134-0x00000000072B0000-0x0000000007342000-memory.dmp

Filesize
584KB

Download
memory/4460-133-0x0000000007780000-0x0000000007D24000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads