35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31-10-2022 18:24

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General

Target

35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
Size

321KB
MD5

cd4f6b28e450914cfe8161ee8d9c79b1
SHA1

9f0f124299f6097129405830894a7ab6b600ca27
SHA256

35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c
SHA512

930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
2632	oobeldr.exe
1792	oobeldr.exe
3776	oobeldr.exe
3592	oobeldr.exe
3656	oobeldr.exe
4672	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1264 set thread context of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 2632 set thread context of 3592	2632	oobeldr.exe	96
PID 3656 set thread context of 4672	3656	oobeldr.exe	100

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
3404	schtasks.exe
4496	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 5080	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	82
PID 1264 wrote to memory of 5080	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	82
PID 1264 wrote to memory of 5080	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	82
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1264 wrote to memory of 1452	1264	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	86
PID 1452 wrote to memory of 3404	1452	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	89
PID 1452 wrote to memory of 3404	1452	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	89
PID 1452 wrote to memory of 3404	1452	35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe	89
PID 2632 wrote to memory of 1792	2632	oobeldr.exe	94
PID 2632 wrote to memory of 1792	2632	oobeldr.exe	94
PID 2632 wrote to memory of 1792	2632	oobeldr.exe	94
PID 2632 wrote to memory of 3776	2632	oobeldr.exe	95
PID 2632 wrote to memory of 3776	2632	oobeldr.exe	95
PID 2632 wrote to memory of 3776	2632	oobeldr.exe	95
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 2632 wrote to memory of 3592	2632	oobeldr.exe	96
PID 3592 wrote to memory of 4496	3592	oobeldr.exe	97
PID 3592 wrote to memory of 4496	3592	oobeldr.exe	97
PID 3592 wrote to memory of 4496	3592	oobeldr.exe	97
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100
PID 3656 wrote to memory of 4672	3656	oobeldr.exe	100

C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
"C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
  C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
  2⤵
  PID:5080
- C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
  C:\Users\Admin\AppData\Local\Temp\35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1452
- - 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:3404

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:2632
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1792
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3776
- 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:3592
- - 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:4496

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:3656
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4672

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log

Filesize
789B

MD5
03d2df1e8834bc4ec1756735429b458c

SHA1
4ee6c0f5b04c8e0c5076219c5724032daab11d40

SHA256
745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631

SHA512
2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

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

Filesize
321KB

MD5
cd4f6b28e450914cfe8161ee8d9c79b1

SHA1
9f0f124299f6097129405830894a7ab6b600ca27

SHA256
35a0285cb9b3ebab57a60ca0e843eea5dbc8a2bfcd9cc816671bbc21f944fa2c

SHA512
930e8c3a0311f495e9e4826f184982c3db1d6d50dfa7960c5b46500ea0e29d91a4486b0820daf47aa5d9aa8163ba978aebf31c8f01f62660af9b1529711fc3ae

Download Submit
memory/1264-132-0x0000000000CB0000-0x0000000000D06000-memory.dmp

Filesize
344KB

Download
memory/1264-136-0x0000000007C40000-0x0000000007C5E000-memory.dmp

Filesize
120KB

Download
memory/1264-135-0x0000000007F20000-0x0000000007F96000-memory.dmp

Filesize
472KB

Download
memory/1264-134-0x0000000007C80000-0x0000000007D12000-memory.dmp

Filesize
584KB

Download
memory/1264-133-0x0000000008190000-0x0000000008734000-memory.dmp

Filesize
5.6MB

Download
memory/1452-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1452-137-0x0000000000000000-mapping.dmp

Download
memory/1452-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1452-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3404-141-0x0000000000000000-mapping.dmp

Download
memory/3592-147-0x0000000000000000-mapping.dmp

Download
memory/4496-152-0x0000000000000000-mapping.dmp

Download
memory/4672-155-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads