948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

Analysis

max time kernel
118s
max time network
143s
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, 06:35

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General

Target

948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
Size

328KB
MD5

ac476c8a61b0d0b5a6c9c2db566be011
SHA1

a580b85a76081d02a37ff807680757cffe4e321d
SHA256

948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288
SHA512

775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
1596	oobeldr.exe
2328	oobeldr.exe
4284	oobeldr.exe
4744	oobeldr.exe
844	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1572 set thread context of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1596 set thread context of 2328	1596	oobeldr.exe	93
PID 4284 set thread context of 844	4284	oobeldr.exe	98

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
4808	schtasks.exe
2248	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 4420	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	80
PID 1572 wrote to memory of 4420	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	80
PID 1572 wrote to memory of 4420	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	80
PID 1572 wrote to memory of 4936	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	81
PID 1572 wrote to memory of 4936	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	81
PID 1572 wrote to memory of 4936	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	81
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 1572 wrote to memory of 4944	1572	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	82
PID 4944 wrote to memory of 4808	4944	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	83
PID 4944 wrote to memory of 4808	4944	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	83
PID 4944 wrote to memory of 4808	4944	948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe	83
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 1596 wrote to memory of 2328	1596	oobeldr.exe	93
PID 2328 wrote to memory of 2248	2328	oobeldr.exe	94
PID 2328 wrote to memory of 2248	2328	oobeldr.exe	94
PID 2328 wrote to memory of 2248	2328	oobeldr.exe	94
PID 4284 wrote to memory of 4744	4284	oobeldr.exe	97
PID 4284 wrote to memory of 4744	4284	oobeldr.exe	97
PID 4284 wrote to memory of 4744	4284	oobeldr.exe	97
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98
PID 4284 wrote to memory of 844	4284	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
"C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  2⤵
  PID:4420
- C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  2⤵
  PID:4936
- C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  C:\Users\Admin\AppData\Local\Temp\948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4944
- - 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:4808

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:1596
- 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:2328
- - 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:2248

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:4284
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4744
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:844

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
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

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

Filesize
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

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

Filesize
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

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

Filesize
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

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

Filesize
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

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

Filesize
328KB

MD5
ac476c8a61b0d0b5a6c9c2db566be011

SHA1
a580b85a76081d02a37ff807680757cffe4e321d

SHA256
948e0843ba507795d6fa325ff084b26539f5d7e1f33a565bf1b2502e161c1288

SHA512
775a83c5031d5e099c8ad84e52e9f7d98a901942e599d64e66944a60818e38b3430a094f03077fde6de82f8c52ff9e987372ebaf09d1f6a19b0fa94d0d9bc3db

Download Submit
memory/1572-134-0x0000000007FC0000-0x0000000008052000-memory.dmp

Filesize
584KB

Download
memory/1572-133-0x00000000084D0000-0x0000000008A74000-memory.dmp

Filesize
5.6MB

Download
memory/1572-136-0x0000000007F70000-0x0000000007F8E000-memory.dmp

Filesize
120KB

Download
memory/1572-135-0x0000000008260000-0x00000000082D6000-memory.dmp

Filesize
472KB

Download
memory/1572-132-0x0000000000FE0000-0x0000000001036000-memory.dmp

Filesize
344KB

Download
memory/4944-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4944-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4944-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads