00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

Analysis

max time kernel
130s
max time network
61s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
02/02/2023, 21:47

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General

Target

00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe
Size

327KB
MD5

247e453f3b1debff377d059ac5d0f6df
SHA1

b69670677b267e0e96a406d25e294f2031ff1b9a
SHA256

00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8
SHA512

b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
1084	oobeldr.exe
4964	oobeldr.exe
5040	oobeldr.exe
4440	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 1084 set thread context of 4964	1084	oobeldr.exe	70
PID 5040 set thread context of 4440	5040	oobeldr.exe	74

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
4052	schtasks.exe
3872	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 2660 wrote to memory of 4744	2660	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	66
PID 4744 wrote to memory of 4052	4744	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	67
PID 4744 wrote to memory of 4052	4744	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	67
PID 4744 wrote to memory of 4052	4744	00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe	67
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 1084 wrote to memory of 4964	1084	oobeldr.exe	70
PID 4964 wrote to memory of 3872	4964	oobeldr.exe	71
PID 4964 wrote to memory of 3872	4964	oobeldr.exe	71
PID 4964 wrote to memory of 3872	4964	oobeldr.exe	71
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74
PID 5040 wrote to memory of 4440	5040	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe
"C:\Users\Admin\AppData\Local\Temp\00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe
  C:\Users\Admin\AppData\Local\Temp\00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4744
- - 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:4052

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:1084
- 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:4964
- - 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:3872

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:5040
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4440

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
db5ef8d7c51bad129d9097bf953e4913

SHA1
8439db960aa2d431bf5ec3c37af775b45eb07e06

SHA256
1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9

SHA512
04572485790b25e1751347e43b47174051cd153dd75fd55ee5590d25a2579f344cd96cf86cf45bdb7759e3e6d0f734d0ff717148ca70f501b9869e964e036fee

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

Filesize
327KB

MD5
247e453f3b1debff377d059ac5d0f6df

SHA1
b69670677b267e0e96a406d25e294f2031ff1b9a

SHA256
00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

SHA512
b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84

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

Filesize
327KB

MD5
247e453f3b1debff377d059ac5d0f6df

SHA1
b69670677b267e0e96a406d25e294f2031ff1b9a

SHA256
00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

SHA512
b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84

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

Filesize
327KB

MD5
247e453f3b1debff377d059ac5d0f6df

SHA1
b69670677b267e0e96a406d25e294f2031ff1b9a

SHA256
00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

SHA512
b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84

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

Filesize
327KB

MD5
247e453f3b1debff377d059ac5d0f6df

SHA1
b69670677b267e0e96a406d25e294f2031ff1b9a

SHA256
00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

SHA512
b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84

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

Filesize
327KB

MD5
247e453f3b1debff377d059ac5d0f6df

SHA1
b69670677b267e0e96a406d25e294f2031ff1b9a

SHA256
00b855eee6cde9b7794e655a969b57906ec3418999cdd2afcf5b1046fe26daa8

SHA512
b29ef144d291beebd3f989514db984f6f157476e9eac6f18e4a502afc4b717efdeff9a221d0635b3b3dfe2fb4f1bd866c6c6a95b3743226940b0118ec64c5a84

Download Submit
memory/2660-152-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-165-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-120-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-121-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-122-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-123-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-124-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-125-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-126-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-128-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-127-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-129-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-154-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-131-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-132-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-133-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-134-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-135-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-136-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-137-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-138-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-139-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-140-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-141-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-142-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-143-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-144-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-145-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-146-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-147-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-148-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-149-0x0000000000EC0000-0x0000000000F16000-memory.dmp

Filesize
344KB

Download
memory/2660-150-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-151-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-118-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-153-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-130-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-119-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-170-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-157-0x00000000081F0000-0x00000000086EE000-memory.dmp

Filesize
5.0MB

Download
memory/2660-158-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-159-0x0000000007D90000-0x0000000007E22000-memory.dmp

Filesize
584KB

Download
memory/2660-160-0x0000000005710000-0x0000000005716000-memory.dmp

Filesize
24KB

Download
memory/2660-161-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-162-0x0000000008030000-0x00000000080A6000-memory.dmp

Filesize
472KB

Download
memory/2660-163-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-164-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-155-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-166-0x0000000005770000-0x000000000578E000-memory.dmp

Filesize
120KB

Download
memory/2660-167-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-168-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-169-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-156-0x0000000007C20000-0x0000000007CEC000-memory.dmp

Filesize
816KB

Download
memory/2660-171-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-172-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-178-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-115-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-116-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2660-117-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-179-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-212-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4744-182-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-183-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-175-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-186-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-185-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-184-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-176-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-181-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/4744-173-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4744-177-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads