c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

Analysis

max time kernel
134s
max time network
146s
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 19:31

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General

Target

c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
Size

325KB
MD5

1a1805e61c9605fa12406427be99616c
SHA1

8c02ae4fc2e65d77355b26018a40cb3b23e44b76
SHA256

c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1
SHA512

97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4080	oobeldr.exe
3876	oobeldr.exe
5060	oobeldr.exe
4960	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 4080 set thread context of 3876	4080	oobeldr.exe	71
PID 5060 set thread context of 4960	5060	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
4540	schtasks.exe
4624	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 3368	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	66
PID 2660 wrote to memory of 3368	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	66
PID 2660 wrote to memory of 3368	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	66
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 2660 wrote to memory of 4640	2660	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	67
PID 4640 wrote to memory of 4624	4640	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	68
PID 4640 wrote to memory of 4624	4640	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	68
PID 4640 wrote to memory of 4624	4640	c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe	68
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 4080 wrote to memory of 3876	4080	oobeldr.exe	71
PID 3876 wrote to memory of 4540	3876	oobeldr.exe	72
PID 3876 wrote to memory of 4540	3876	oobeldr.exe	72
PID 3876 wrote to memory of 4540	3876	oobeldr.exe	72
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75
PID 5060 wrote to memory of 4960	5060	oobeldr.exe	75

C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
"C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
  C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
  2⤵
  PID:3368
- C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
  C:\Users\Admin\AppData\Local\Temp\c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4640
- - 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:4624

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:4080
- 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:3876
- - 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:4540

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:5060
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4960

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
325KB

MD5
1a1805e61c9605fa12406427be99616c

SHA1
8c02ae4fc2e65d77355b26018a40cb3b23e44b76

SHA256
c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

SHA512
97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7

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

Filesize
325KB

MD5
1a1805e61c9605fa12406427be99616c

SHA1
8c02ae4fc2e65d77355b26018a40cb3b23e44b76

SHA256
c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

SHA512
97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7

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

Filesize
325KB

MD5
1a1805e61c9605fa12406427be99616c

SHA1
8c02ae4fc2e65d77355b26018a40cb3b23e44b76

SHA256
c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

SHA512
97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7

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

Filesize
325KB

MD5
1a1805e61c9605fa12406427be99616c

SHA1
8c02ae4fc2e65d77355b26018a40cb3b23e44b76

SHA256
c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

SHA512
97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7

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

Filesize
325KB

MD5
1a1805e61c9605fa12406427be99616c

SHA1
8c02ae4fc2e65d77355b26018a40cb3b23e44b76

SHA256
c27e4e6fe14921b13d50a4b152c302dedc009e0218d96819138ab1b04c4dafb1

SHA512
97f08eec62c261960e25676fa88631e3e63c682f75e1d44bc2da53b7796651f42402e420c520114432ef9cc5c2b9cb22e4c54c016bf6bf1d73dec1487502bed7

Download Submit
memory/2660-157-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-185-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-125-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-126-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-127-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-128-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-129-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-130-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-131-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-132-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-133-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-134-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-135-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-136-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-137-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-138-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-139-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-140-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-141-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-142-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-143-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-144-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-145-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-146-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-147-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-148-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-149-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-150-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-151-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-152-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-153-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-154-0x0000000000C60000-0x0000000000CB6000-memory.dmp

Filesize
344KB

Download
memory/2660-155-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-156-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-123-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-158-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-171-0x0000000007A80000-0x0000000007A9E000-memory.dmp

Filesize
120KB

Download
memory/2660-120-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-160-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-162-0x0000000007F60000-0x000000000845E000-memory.dmp

Filesize
5.0MB

Download
memory/2660-163-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-164-0x0000000007B00000-0x0000000007B92000-memory.dmp

Filesize
584KB

Download
memory/2660-165-0x00000000054B0000-0x00000000054B6000-memory.dmp

Filesize
24KB

Download
memory/2660-166-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-167-0x0000000007DA0000-0x0000000007E16000-memory.dmp

Filesize
472KB

Download
memory/2660-168-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-169-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-170-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-159-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-172-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-173-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-174-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-175-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-176-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-177-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-124-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-121-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-122-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-161-0x00000000055F0000-0x00000000056BC000-memory.dmp

Filesize
816KB

Download
memory/3876-289-0x0000000000402354-mapping.dmp

Download
memory/4540-323-0x0000000000000000-mapping.dmp

Download
memory/4624-213-0x0000000000000000-mapping.dmp

Download
memory/4640-181-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-178-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4640-179-0x0000000000402354-mapping.dmp

Download
memory/4640-188-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-191-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-180-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-182-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-186-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-183-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-190-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-187-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4640-232-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4640-189-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4960-396-0x0000000000402354-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads