4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

Analysis

max time kernel
133s
max time network
113s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
31/10/2022, 20:09

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General

Target

4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
Size

322KB
MD5

aaaf6b7d3f06052a185c51166519ece9
SHA1

2eda3877c740cbb43320b6bf5030e95e106bfd2f
SHA256

4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a
SHA512

60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2264	oobeldr.exe
4732	oobeldr.exe
3844	oobeldr.exe
4948	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2264 set thread context of 4732	2264	oobeldr.exe	71
PID 3844 set thread context of 4948	3844	oobeldr.exe	75

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
3684	schtasks.exe
1904	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 4012	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	66
PID 2384 wrote to memory of 4012	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	66
PID 2384 wrote to memory of 4012	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	66
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 2384 wrote to memory of 3588	2384	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	67
PID 3588 wrote to memory of 3684	3588	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	68
PID 3588 wrote to memory of 3684	3588	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	68
PID 3588 wrote to memory of 3684	3588	4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe	68
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 2264 wrote to memory of 4732	2264	oobeldr.exe	71
PID 4732 wrote to memory of 1904	4732	oobeldr.exe	72
PID 4732 wrote to memory of 1904	4732	oobeldr.exe	72
PID 4732 wrote to memory of 1904	4732	oobeldr.exe	72
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75
PID 3844 wrote to memory of 4948	3844	oobeldr.exe	75

C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
"C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
  C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
  2⤵
  PID:4012
- C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
  C:\Users\Admin\AppData\Local\Temp\4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3588
- - 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:3684

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:2264
- 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:4732
- - 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:3844
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4948

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
322KB

MD5
aaaf6b7d3f06052a185c51166519ece9

SHA1
2eda3877c740cbb43320b6bf5030e95e106bfd2f

SHA256
4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

SHA512
60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567

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

Filesize
322KB

MD5
aaaf6b7d3f06052a185c51166519ece9

SHA1
2eda3877c740cbb43320b6bf5030e95e106bfd2f

SHA256
4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

SHA512
60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567

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

Filesize
322KB

MD5
aaaf6b7d3f06052a185c51166519ece9

SHA1
2eda3877c740cbb43320b6bf5030e95e106bfd2f

SHA256
4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

SHA512
60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567

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

Filesize
322KB

MD5
aaaf6b7d3f06052a185c51166519ece9

SHA1
2eda3877c740cbb43320b6bf5030e95e106bfd2f

SHA256
4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

SHA512
60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567

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

Filesize
322KB

MD5
aaaf6b7d3f06052a185c51166519ece9

SHA1
2eda3877c740cbb43320b6bf5030e95e106bfd2f

SHA256
4b4b2cd2a6ec417038e8049e89157fa5b25137d04fb97797cf6ade424e1a474a

SHA512
60021215c28d8d9976724fed3cefeb3f107e5f1079c3bb2a5925566a0c5a4f7713a94871713c6a28b36251036b9253fb8363f641814a34943daea8346f0f2567

Download Submit
memory/2384-157-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-162-0x0000000007A80000-0x0000000007F7E000-memory.dmp

Filesize
5.0MB

Download
memory/2384-126-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-127-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-128-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-129-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-130-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-131-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-132-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-133-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-134-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-135-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-136-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-137-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-138-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-139-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-140-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-141-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-142-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-143-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-144-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-145-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-146-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-147-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-148-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-149-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-150-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-161-0x00000000074B0000-0x000000000757C000-memory.dmp

Filesize
816KB

Download
memory/2384-152-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-153-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-154-0x00000000007A0000-0x00000000007F6000-memory.dmp

Filesize
344KB

Download
memory/2384-155-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-156-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-124-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-158-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-159-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-125-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-160-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-151-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-163-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-164-0x0000000007620000-0x00000000076B2000-memory.dmp

Filesize
584KB

Download
memory/2384-165-0x0000000005000000-0x0000000005006000-memory.dmp

Filesize
24KB

Download
memory/2384-166-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-167-0x00000000078C0000-0x0000000007936000-memory.dmp

Filesize
472KB

Download
memory/2384-168-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-169-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-170-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-171-0x00000000075B0000-0x00000000075CE000-memory.dmp

Filesize
120KB

Download
memory/2384-172-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-173-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-174-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-175-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-176-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-177-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-189-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-120-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-121-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-122-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-123-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-232-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3588-188-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-185-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-186-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-187-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-190-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-183-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-191-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-178-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3588-182-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-181-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/3588-180-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads