4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

Analysis

max time kernel
135s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 01:42

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe
Size

322KB
MD5

36e2573694d8be81cbad2e410980e9ac
SHA1

18a94d894dcfdbc438effe9b2f0c74a2e60de55f
SHA256

4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05
SHA512

010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
4244	oobeldr.exe
2428	oobeldr.exe
1640	oobeldr.exe
3340	oobeldr.exe
2664	oobeldr.exe
1780	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1800 set thread context of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 4244 set thread context of 2428	4244	oobeldr.exe	89
PID 1640 set thread context of 3340	1640	oobeldr.exe	94
PID 2664 set thread context of 1780	2664	oobeldr.exe	96

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
4800	schtasks.exe
2140	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1800 wrote to memory of 1140	1800	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	79
PID 1140 wrote to memory of 4800	1140	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	83
PID 1140 wrote to memory of 4800	1140	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	83
PID 1140 wrote to memory of 4800	1140	4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe	83
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 4244 wrote to memory of 2428	4244	oobeldr.exe	89
PID 2428 wrote to memory of 2140	2428	oobeldr.exe	90
PID 2428 wrote to memory of 2140	2428	oobeldr.exe	90
PID 2428 wrote to memory of 2140	2428	oobeldr.exe	90
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 1640 wrote to memory of 3340	1640	oobeldr.exe	94
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96
PID 2664 wrote to memory of 1780	2664	oobeldr.exe	96

C:\Users\Admin\AppData\Local\Temp\4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe
"C:\Users\Admin\AppData\Local\Temp\4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe
  C:\Users\Admin\AppData\Local\Temp\4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1140
- - 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:4800

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:4244
- 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:2428
- - 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:2140

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:1640
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3340

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:2664
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1780

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

Loading Replay Monitor...

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
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

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

Filesize
322KB

MD5
36e2573694d8be81cbad2e410980e9ac

SHA1
18a94d894dcfdbc438effe9b2f0c74a2e60de55f

SHA256
4cbce811df9ca93a844d01660ed353c598ed47669e4b6f0dc61fd568a33d6d05

SHA512
010437005f6360e211c60c954c289bb22f2264303f5a1468de63a0715c563bce152a964fc5677a8d092dad14c831974cc4d2f48c8a630b6104be392c1b547c39

Download Submit
memory/1140-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1140-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1140-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1800-134-0x0000000007B00000-0x0000000007B92000-memory.dmp

Filesize
584KB

Download
memory/1800-132-0x0000000000B30000-0x0000000000B86000-memory.dmp

Filesize
344KB

Download
memory/1800-133-0x00000000080B0000-0x0000000008654000-memory.dmp

Filesize
5.6MB

Download
memory/1800-135-0x0000000008030000-0x00000000080A6000-memory.dmp

Filesize
472KB

Download
memory/1800-136-0x0000000005660000-0x000000000567E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads