804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

Analysis

max time kernel
104s
max time network
161s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
02-11-2022 05:00

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General

Target

804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe
Size

326KB
MD5

d292a43e94dda1c0f7b0577a7daea19c
SHA1

0ef4ffc1f72a94cd8141597c5f27f993fd04d20d
SHA256

804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9
SHA512

479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
64	oobeldr.exe
4796	oobeldr.exe
3748	oobeldr.exe
1400	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1736 set thread context of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 64 set thread context of 4796	64	oobeldr.exe	70
PID 3748 set thread context of 1400	3748	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
4652	schtasks.exe
4920	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 1736 wrote to memory of 2924	1736	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	66
PID 2924 wrote to memory of 4652	2924	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	67
PID 2924 wrote to memory of 4652	2924	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	67
PID 2924 wrote to memory of 4652	2924	804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe	67
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 64 wrote to memory of 4796	64	oobeldr.exe	70
PID 4796 wrote to memory of 4920	4796	oobeldr.exe	71
PID 4796 wrote to memory of 4920	4796	oobeldr.exe	71
PID 4796 wrote to memory of 4920	4796	oobeldr.exe	71
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74
PID 3748 wrote to memory of 1400	3748	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe
"C:\Users\Admin\AppData\Local\Temp\804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Users\Admin\AppData\Local\Temp\804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe
  C:\Users\Admin\AppData\Local\Temp\804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2924
- - 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:4652

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:64
- 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:4796
- - 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:4920

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
  PID:1400

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
326KB

MD5
d292a43e94dda1c0f7b0577a7daea19c

SHA1
0ef4ffc1f72a94cd8141597c5f27f993fd04d20d

SHA256
804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

SHA512
479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2

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

Filesize
326KB

MD5
d292a43e94dda1c0f7b0577a7daea19c

SHA1
0ef4ffc1f72a94cd8141597c5f27f993fd04d20d

SHA256
804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

SHA512
479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2

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

Filesize
326KB

MD5
d292a43e94dda1c0f7b0577a7daea19c

SHA1
0ef4ffc1f72a94cd8141597c5f27f993fd04d20d

SHA256
804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

SHA512
479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2

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

Filesize
326KB

MD5
d292a43e94dda1c0f7b0577a7daea19c

SHA1
0ef4ffc1f72a94cd8141597c5f27f993fd04d20d

SHA256
804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

SHA512
479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2

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

Filesize
326KB

MD5
d292a43e94dda1c0f7b0577a7daea19c

SHA1
0ef4ffc1f72a94cd8141597c5f27f993fd04d20d

SHA256
804bb114aa0b52abfa77851322ba0d9c2ab6a87d2311505e7752cf36ed119fd9

SHA512
479cbf2c8c6f5bdaeb4562ddee9f94bf877fbf18c47563a81ef455f770ba0a11446dc75512cff086f17863d5d05abfec703341e0f6e4c9c1d1aa22170fbb20b2

Download Submit
memory/1736-153-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-119-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-122-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-123-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-124-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-125-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-126-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-127-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-128-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-129-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-130-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-131-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-132-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-133-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-134-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-156-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-136-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-137-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-138-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-139-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-140-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-141-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-142-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-143-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-144-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-145-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-146-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-147-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-148-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-149-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-150-0x0000000000A90000-0x0000000000AE6000-memory.dmp

Filesize
344KB

Download
memory/1736-151-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-152-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-120-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-154-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-155-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-135-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-121-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-169-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-159-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-160-0x00000000078F0000-0x0000000007982000-memory.dmp

Filesize
584KB

Download
memory/1736-161-0x0000000007850000-0x0000000007856000-memory.dmp

Filesize
24KB

Download
memory/1736-162-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-163-0x0000000007B90000-0x0000000007C06000-memory.dmp

Filesize
472KB

Download
memory/1736-164-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-165-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-166-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-167-0x00000000078A0000-0x00000000078BE000-memory.dmp

Filesize
120KB

Download
memory/1736-168-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-158-0x0000000007D50000-0x000000000824E000-memory.dmp

Filesize
5.0MB

Download
memory/1736-170-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-171-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-172-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-173-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-179-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-116-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-117-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-118-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/1736-157-0x0000000007780000-0x000000000784C000-memory.dmp

Filesize
816KB

Download
memory/2924-183-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-176-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-182-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-228-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2924-178-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-185-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-186-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-180-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-184-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-187-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download
memory/2924-174-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2924-177-0x00000000779A0000-0x0000000077B2E000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads