750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

Analysis

max time kernel
117s
max time network
110s
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 14:08

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General

Target

750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe
Size

324KB
MD5

cfb2c1988c29aae07bb76ec4ef932c61
SHA1

ce53ab5eadf763b730dfbd3dfc6803421e80d607
SHA256

750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e
SHA512

3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3804	oobeldr.exe
3700	oobeldr.exe
1688	oobeldr.exe
1480	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2268 set thread context of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 3804 set thread context of 3700	3804	oobeldr.exe	92
PID 1688 set thread context of 1480	1688	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
1624	schtasks.exe
1448	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 2268 wrote to memory of 4436	2268	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	81
PID 4436 wrote to memory of 1624	4436	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	82
PID 4436 wrote to memory of 1624	4436	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	82
PID 4436 wrote to memory of 1624	4436	750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe	82
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3804 wrote to memory of 3700	3804	oobeldr.exe	92
PID 3700 wrote to memory of 1448	3700	oobeldr.exe	93
PID 3700 wrote to memory of 1448	3700	oobeldr.exe	93
PID 3700 wrote to memory of 1448	3700	oobeldr.exe	93
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96
PID 1688 wrote to memory of 1480	1688	oobeldr.exe	96

C:\Users\Admin\AppData\Local\Temp\750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe
"C:\Users\Admin\AppData\Local\Temp\750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe
  C:\Users\Admin\AppData\Local\Temp\750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4436
- - 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:1624

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:3804
- 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:3700
- - 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:1448

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:1688
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1480

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
03d2df1e8834bc4ec1756735429b458c

SHA1
4ee6c0f5b04c8e0c5076219c5724032daab11d40

SHA256
745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631

SHA512
2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b

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

Filesize
324KB

MD5
cfb2c1988c29aae07bb76ec4ef932c61

SHA1
ce53ab5eadf763b730dfbd3dfc6803421e80d607

SHA256
750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

SHA512
3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897

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

Filesize
324KB

MD5
cfb2c1988c29aae07bb76ec4ef932c61

SHA1
ce53ab5eadf763b730dfbd3dfc6803421e80d607

SHA256
750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

SHA512
3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897

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

Filesize
324KB

MD5
cfb2c1988c29aae07bb76ec4ef932c61

SHA1
ce53ab5eadf763b730dfbd3dfc6803421e80d607

SHA256
750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

SHA512
3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897

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

Filesize
324KB

MD5
cfb2c1988c29aae07bb76ec4ef932c61

SHA1
ce53ab5eadf763b730dfbd3dfc6803421e80d607

SHA256
750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

SHA512
3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897

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

Filesize
324KB

MD5
cfb2c1988c29aae07bb76ec4ef932c61

SHA1
ce53ab5eadf763b730dfbd3dfc6803421e80d607

SHA256
750af66373ea6a349c2a2aed57c49fb59523f16c2b5c21db6aa470a1bc79249e

SHA512
3416e96dce071a952588d1979d850120535b607ab38327a40d6acb1bcb8929a61e67b69b700d88dbd1382f22c7d4a50eefe6e00441248226b64c7e49e167b897

Download Submit
memory/1448-150-0x0000000000000000-mapping.dmp

Download
memory/1480-153-0x0000000000000000-mapping.dmp

Download
memory/1624-141-0x0000000000000000-mapping.dmp

Download
memory/2268-136-0x0000000008090000-0x00000000080AE000-memory.dmp

Filesize
120KB

Download
memory/2268-132-0x0000000000F90000-0x0000000000FE6000-memory.dmp

Filesize
344KB

Download
memory/2268-135-0x0000000008110000-0x0000000008186000-memory.dmp

Filesize
472KB

Download
memory/2268-134-0x0000000007DF0000-0x0000000007E82000-memory.dmp

Filesize
584KB

Download
memory/2268-133-0x00000000082C0000-0x0000000008864000-memory.dmp

Filesize
5.6MB

Download
memory/3700-145-0x0000000000000000-mapping.dmp

Download
memory/4436-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4436-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4436-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4436-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads