866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

Analysis

max time kernel
140s
max time network
128s
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, 00:39

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General

Target

866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe
Size

322KB
MD5

b44774a63aa3bbd8c967a4045415ebb0
SHA1

c3ffea5b837fcf2bc4222abb62d51987a45b31fc
SHA256

866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a
SHA512

678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 7 IoCs

pid	Process
536	oobeldr.exe
220	oobeldr.exe
3936	oobeldr.exe
3332	oobeldr.exe
3724	oobeldr.exe
4480	oobeldr.exe
4416	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2088 set thread context of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 536 set thread context of 3936	536	oobeldr.exe	92
PID 3332 set thread context of 3724	3332	oobeldr.exe	97
PID 4480 set thread context of 4416	4480	oobeldr.exe	99

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
1656	schtasks.exe
4476	schtasks.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 2088 wrote to memory of 4272	2088	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	81
PID 4272 wrote to memory of 4476	4272	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	85
PID 4272 wrote to memory of 4476	4272	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	85
PID 4272 wrote to memory of 4476	4272	866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe	85
PID 536 wrote to memory of 220	536	oobeldr.exe	91
PID 536 wrote to memory of 220	536	oobeldr.exe	91
PID 536 wrote to memory of 220	536	oobeldr.exe	91
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 536 wrote to memory of 3936	536	oobeldr.exe	92
PID 3936 wrote to memory of 1656	3936	oobeldr.exe	93
PID 3936 wrote to memory of 1656	3936	oobeldr.exe	93
PID 3936 wrote to memory of 1656	3936	oobeldr.exe	93
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 3332 wrote to memory of 3724	3332	oobeldr.exe	97
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99
PID 4480 wrote to memory of 4416	4480	oobeldr.exe	99

C:\Users\Admin\AppData\Local\Temp\866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe
"C:\Users\Admin\AppData\Local\Temp\866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Users\Admin\AppData\Local\Temp\866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe
  C:\Users\Admin\AppData\Local\Temp\866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4272
- - 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:4476

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:536
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:220
- 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:3936
- - 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:1656

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:3332
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3724

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:4480
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4416

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
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

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

Filesize
322KB

MD5
b44774a63aa3bbd8c967a4045415ebb0

SHA1
c3ffea5b837fcf2bc4222abb62d51987a45b31fc

SHA256
866199845aea70c354e5ec5eaf3bf43394ce9dfc58254bcbe90f78d3f15b1e6a

SHA512
678ed6a3c8c10ff5872003f349c810f0d77fb42007111e85e9e50f8858e4f34d3c0a411edda288cb94d9389d2b3ed312c169874bf0eeb7ea2825eb4961f5e42d

Download Submit
memory/2088-136-0x0000000007570000-0x000000000758E000-memory.dmp

Filesize
120KB

Download
memory/2088-133-0x00000000077A0000-0x0000000007D44000-memory.dmp

Filesize
5.6MB

Download
memory/2088-134-0x00000000072D0000-0x0000000007362000-memory.dmp

Filesize
584KB

Download
memory/2088-135-0x00000000075F0000-0x0000000007666000-memory.dmp

Filesize
472KB

Download
memory/2088-132-0x0000000000330000-0x0000000000386000-memory.dmp

Filesize
344KB

Download
memory/4272-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4272-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4272-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads