f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 19:59

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General

Target

f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe
Size

327KB
MD5

4b53ad6715849dca536f19cc40900e6f
SHA1

b580f7acdc9176d348dd7c99bda30032e1c47286
SHA256

f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465
SHA512

3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
2848	oobeldr.exe
4276	oobeldr.exe
924	oobeldr.exe
1972	oobeldr.exe
4752	oobeldr.exe
2276	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4772 set thread context of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 2848 set thread context of 4276	2848	oobeldr.exe	90
PID 924 set thread context of 4752	924	oobeldr.exe	95

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
4264	schtasks.exe
3524	schtasks.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 4772 wrote to memory of 2368	4772	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	78
PID 2368 wrote to memory of 3524	2368	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	79
PID 2368 wrote to memory of 3524	2368	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	79
PID 2368 wrote to memory of 3524	2368	f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe	79
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 2848 wrote to memory of 4276	2848	oobeldr.exe	90
PID 4276 wrote to memory of 4264	4276	oobeldr.exe	91
PID 4276 wrote to memory of 4264	4276	oobeldr.exe	91
PID 4276 wrote to memory of 4264	4276	oobeldr.exe	91
PID 924 wrote to memory of 1972	924	oobeldr.exe	94
PID 924 wrote to memory of 1972	924	oobeldr.exe	94
PID 924 wrote to memory of 1972	924	oobeldr.exe	94
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 924 wrote to memory of 4752	924	oobeldr.exe	95
PID 2276 wrote to memory of 2472	2276	oobeldr.exe	97
PID 2276 wrote to memory of 2472	2276	oobeldr.exe	97
PID 2276 wrote to memory of 2472	2276	oobeldr.exe	97

C:\Users\Admin\AppData\Local\Temp\f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe
"C:\Users\Admin\AppData\Local\Temp\f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Users\Admin\AppData\Local\Temp\f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe
  C:\Users\Admin\AppData\Local\Temp\f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2368
- - 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:3524

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:2848
- 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:4276
- - 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:4264

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:924
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1972
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4752

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 WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  PID:2472

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
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

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

Filesize
327KB

MD5
4b53ad6715849dca536f19cc40900e6f

SHA1
b580f7acdc9176d348dd7c99bda30032e1c47286

SHA256
f819759a576dfc4b65ca751cc582b2681247f5016cf44d510807f0fc845e5465

SHA512
3e3c0df5833498ef513c333a549dc12938f8be2cf5a357cfcb5c59f34fd820239a228e7840057b22e72e9495d5cc875e69ca0391130bc5e032d1dad93ef2e371

Download Submit
memory/2368-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2368-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2368-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4772-136-0x0000000007390000-0x00000000073AE000-memory.dmp

Filesize
120KB

Download
memory/4772-135-0x0000000007680000-0x00000000076F6000-memory.dmp

Filesize
472KB

Download
memory/4772-134-0x00000000073E0000-0x0000000007472000-memory.dmp

Filesize
584KB

Download
memory/4772-132-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4772-133-0x00000000078B0000-0x0000000007E54000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads