15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

Analysis

max time kernel
132s
max time network
74s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01/11/2022, 11:23

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General

Target

15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe
Size

324KB
MD5

6fb5dd26670f94aa2a1edb7da4fc2290
SHA1

f989a0432634bc013e6f6b554d53c6b02e996f7e
SHA256

15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de
SHA512

d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4968	oobeldr.exe
4912	oobeldr.exe
3156	oobeldr.exe
1788	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4792 set thread context of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4968 set thread context of 4912	4968	oobeldr.exe	70
PID 3156 set thread context of 1788	3156	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
3744	schtasks.exe
4116	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 4792 wrote to memory of 2328	4792	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	66
PID 2328 wrote to memory of 3744	2328	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	67
PID 2328 wrote to memory of 3744	2328	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	67
PID 2328 wrote to memory of 3744	2328	15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe	67
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4968 wrote to memory of 4912	4968	oobeldr.exe	70
PID 4912 wrote to memory of 4116	4912	oobeldr.exe	71
PID 4912 wrote to memory of 4116	4912	oobeldr.exe	71
PID 4912 wrote to memory of 4116	4912	oobeldr.exe	71
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74
PID 3156 wrote to memory of 1788	3156	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe
"C:\Users\Admin\AppData\Local\Temp\15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Users\Admin\AppData\Local\Temp\15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe
  C:\Users\Admin\AppData\Local\Temp\15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2328
- - 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:3744

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:4968
- 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:4912
- - 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:4116

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:3156
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1788

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
324KB

MD5
6fb5dd26670f94aa2a1edb7da4fc2290

SHA1
f989a0432634bc013e6f6b554d53c6b02e996f7e

SHA256
15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

SHA512
d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039

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

Filesize
324KB

MD5
6fb5dd26670f94aa2a1edb7da4fc2290

SHA1
f989a0432634bc013e6f6b554d53c6b02e996f7e

SHA256
15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

SHA512
d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039

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

Filesize
324KB

MD5
6fb5dd26670f94aa2a1edb7da4fc2290

SHA1
f989a0432634bc013e6f6b554d53c6b02e996f7e

SHA256
15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

SHA512
d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039

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

Filesize
324KB

MD5
6fb5dd26670f94aa2a1edb7da4fc2290

SHA1
f989a0432634bc013e6f6b554d53c6b02e996f7e

SHA256
15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

SHA512
d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039

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

Filesize
324KB

MD5
6fb5dd26670f94aa2a1edb7da4fc2290

SHA1
f989a0432634bc013e6f6b554d53c6b02e996f7e

SHA256
15ffd8668b81e99e4627faa3455a14b42e7e7acad6d5b56cd132ae74685536de

SHA512
d89c9b9c84fb7d4c7490606604f86bc78de79cdb668fc8571cb81ab260449ce099d4e5e1a3085e4941d1adbf520e30fc7ad6c990b8c86c865f5f2f6953c94039

Download Submit
memory/2328-174-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2328-228-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2328-176-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-187-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-186-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-185-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-184-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-183-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-182-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-180-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-178-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/2328-177-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-136-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-167-0x00000000072F0000-0x000000000730E000-memory.dmp

Filesize
120KB

Download
memory/4792-140-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-141-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-142-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-143-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-145-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-144-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-146-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-148-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-147-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-149-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-150-0x00000000004D0000-0x0000000000526000-memory.dmp

Filesize
344KB

Download
memory/4792-151-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-152-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-153-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-154-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-155-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-156-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-157-0x0000000007220000-0x00000000072EC000-memory.dmp

Filesize
816KB

Download
memory/4792-158-0x00000000077F0000-0x0000000007CEE000-memory.dmp

Filesize
5.0MB

Download
memory/4792-159-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-160-0x0000000007390000-0x0000000007422000-memory.dmp

Filesize
584KB

Download
memory/4792-161-0x0000000004DE0000-0x0000000004DE6000-memory.dmp

Filesize
24KB

Download
memory/4792-162-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-163-0x0000000007630000-0x00000000076A6000-memory.dmp

Filesize
472KB

Download
memory/4792-164-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-166-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-165-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-139-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-169-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-168-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-170-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-171-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-172-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-173-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-138-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-137-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-116-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-135-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-134-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-179-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-133-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-132-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-131-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-130-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-129-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-128-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-127-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-126-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-125-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-124-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-123-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-117-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-122-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-121-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-120-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-119-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download
memory/4792-118-0x00000000777D0000-0x000000007795E000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads