74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2023, 11:36

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe
Size

329KB
MD5

91f793d43bc1358ac22107ba5ddc6efd
SHA1

23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d
SHA256

74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d
SHA512

39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 7 IoCs

pid	Process
3228	oobeldr.exe
2652	oobeldr.exe
4556	oobeldr.exe
3800	oobeldr.exe
4632	oobeldr.exe
1916	oobeldr.exe
4264	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4736 set thread context of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 3228 set thread context of 2652	3228	oobeldr.exe	92
PID 4556 set thread context of 4632	4556	oobeldr.exe	98
PID 1916 set thread context of 4264	1916	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
376	schtasks.exe
3324	schtasks.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 4736 wrote to memory of 332	4736	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	82
PID 332 wrote to memory of 376	332	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	86
PID 332 wrote to memory of 376	332	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	86
PID 332 wrote to memory of 376	332	74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe	86
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 3228 wrote to memory of 2652	3228	oobeldr.exe	92
PID 2652 wrote to memory of 3324	2652	oobeldr.exe	93
PID 2652 wrote to memory of 3324	2652	oobeldr.exe	93
PID 2652 wrote to memory of 3324	2652	oobeldr.exe	93
PID 4556 wrote to memory of 3800	4556	oobeldr.exe	97
PID 4556 wrote to memory of 3800	4556	oobeldr.exe	97
PID 4556 wrote to memory of 3800	4556	oobeldr.exe	97
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 4556 wrote to memory of 4632	4556	oobeldr.exe	98
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100
PID 1916 wrote to memory of 4264	1916	oobeldr.exe	100

C:\Users\Admin\AppData\Local\Temp\74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe
"C:\Users\Admin\AppData\Local\Temp\74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Users\Admin\AppData\Local\Temp\74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe
  C:\Users\Admin\AppData\Local\Temp\74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:332
- - 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:376

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:3228
- 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:2652
- - 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:3324

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:4556
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3800
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4632

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:1916
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4264

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
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

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

Filesize
329KB

MD5
91f793d43bc1358ac22107ba5ddc6efd

SHA1
23d97c8b3b4023d8975da0ab5a47dc8e76b2ea7d

SHA256
74c4f7c0a64d72cac83e6efa3073e5bd7e5a68f8013eb9ec0413ba9ee3c2708d

SHA512
39da99319596b4ea46286d1547a5171599e84291f3d635cecec608c9b47bef6beb9c0f13fb6408d1914d9d40a055707dafa07cae2850902e6045992d75da0087

Download Submit
memory/332-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/332-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/332-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4736-134-0x00000000074F0000-0x0000000007582000-memory.dmp

Filesize
584KB

Download
memory/4736-133-0x0000000007A00000-0x0000000007FA4000-memory.dmp

Filesize
5.6MB

Download
memory/4736-132-0x0000000000600000-0x0000000000656000-memory.dmp

Filesize
344KB

Download
memory/4736-136-0x0000000007450000-0x000000000746E000-memory.dmp

Filesize
120KB

Download
memory/4736-135-0x0000000007790000-0x0000000007806000-memory.dmp

Filesize
472KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads