f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

Analysis

max time kernel
110s
max time network
65s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
03-02-2023 10:10

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General

Target

f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe
Size

329KB
MD5

0da416383d6a2f9da2a62a8d633ac356
SHA1

264b25fe52449a1de9163f334ffcc536140b35e3
SHA256

f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5
SHA512

200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
3484	oobeldr.exe
5060	oobeldr.exe
5044	oobeldr.exe
3860	oobeldr.exe
1408	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2704 set thread context of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 3484 set thread context of 5044	3484	oobeldr.exe	71
PID 3860 set thread context of 1408	3860	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
2000	schtasks.exe
4884	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 2704 wrote to memory of 5100	2704	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	66
PID 5100 wrote to memory of 2000	5100	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	67
PID 5100 wrote to memory of 2000	5100	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	67
PID 5100 wrote to memory of 2000	5100	f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe	67
PID 3484 wrote to memory of 5060	3484	oobeldr.exe	70
PID 3484 wrote to memory of 5060	3484	oobeldr.exe	70
PID 3484 wrote to memory of 5060	3484	oobeldr.exe	70
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 3484 wrote to memory of 5044	3484	oobeldr.exe	71
PID 5044 wrote to memory of 4884	5044	oobeldr.exe	72
PID 5044 wrote to memory of 4884	5044	oobeldr.exe	72
PID 5044 wrote to memory of 4884	5044	oobeldr.exe	72
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75
PID 3860 wrote to memory of 1408	3860	oobeldr.exe	75

C:\Users\Admin\AppData\Local\Temp\f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe
"C:\Users\Admin\AppData\Local\Temp\f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Users\Admin\AppData\Local\Temp\f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe
  C:\Users\Admin\AppData\Local\Temp\f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5100
- - 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:2000

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:3484
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:5060
- 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:5044
- - 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:4884

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:3860
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1408

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
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

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

Filesize
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

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

Filesize
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

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

Filesize
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

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

Filesize
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

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

Filesize
329KB

MD5
0da416383d6a2f9da2a62a8d633ac356

SHA1
264b25fe52449a1de9163f334ffcc536140b35e3

SHA256
f9e77e4ece9b70a8fb9364ad9f202003d2fd79621c0363626483ed78e4282ff5

SHA512
200728c0449869811fa087e500705c8b5a7f0f2b9b2e9999428662c3ac6c02dae2aa5ccacfde98dda725cfab03db4f3a68db6a48df258061b1529ab1a83d592e

Download Submit
memory/1408-396-0x0000000000402354-mapping.dmp

Download
memory/2000-212-0x0000000000000000-mapping.dmp

Download
memory/2704-155-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-119-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-126-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-127-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-128-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-129-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-130-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-131-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-132-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-133-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-134-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-135-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-136-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-137-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-138-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-139-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-140-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-141-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-142-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-143-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-144-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-145-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-146-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-147-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-148-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-149-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-150-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-151-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-152-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-153-0x0000000000510000-0x0000000000566000-memory.dmp

Filesize
344KB

Download
memory/2704-154-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-124-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-156-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-157-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-158-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-159-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-161-0x0000000007820000-0x0000000007D1E000-memory.dmp

Filesize
5.0MB

Download
memory/2704-125-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-160-0x0000000007250000-0x000000000731C000-memory.dmp

Filesize
816KB

Download
memory/2704-163-0x00000000073C0000-0x0000000007452000-memory.dmp

Filesize
584KB

Download
memory/2704-164-0x0000000004E70000-0x0000000004E76000-memory.dmp

Filesize
24KB

Download
memory/2704-165-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-166-0x0000000007660000-0x00000000076D6000-memory.dmp

Filesize
472KB

Download
memory/2704-167-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-168-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-169-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-170-0x0000000007320000-0x000000000733E000-memory.dmp

Filesize
120KB

Download
memory/2704-171-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-172-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-173-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-174-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-175-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-176-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-183-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-162-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-120-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-121-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-122-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/2704-123-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/4884-323-0x0000000000000000-mapping.dmp

Download
memory/5044-289-0x0000000000402354-mapping.dmp

Download
memory/5100-180-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-186-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-188-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-182-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-185-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-187-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-181-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-179-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-178-0x0000000000402354-mapping.dmp

Download
memory/5100-177-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/5100-189-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-190-0x0000000077840000-0x00000000779CE000-memory.dmp

Filesize
1.6MB

Download
memory/5100-231-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads