210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0

Analysis

max time kernel
105s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 10:28

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General

Target
210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe
Size 324KB
Sample221101-mhr7aaagg4
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3612	oobeldr.exe
3236	oobeldr.exe
5112	oobeldr.exe
4216	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4984 set thread context of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 3612 set thread context of 3236	3612	oobeldr.exe	94
PID 5112 set thread context of 4216	5112	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
3516	schtasks.exe
3012	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 4984 wrote to memory of 1808	4984	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	83
PID 1808 wrote to memory of 3516	1808	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	87
PID 1808 wrote to memory of 3516	1808	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	87
PID 1808 wrote to memory of 3516	1808	210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe	87
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3612 wrote to memory of 3236	3612	oobeldr.exe	94
PID 3236 wrote to memory of 3012	3236	oobeldr.exe	95
PID 3236 wrote to memory of 3012	3236	oobeldr.exe	95
PID 3236 wrote to memory of 3012	3236	oobeldr.exe	95
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98
PID 5112 wrote to memory of 4216	5112	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe
"C:\Users\Admin\AppData\Local\Temp\210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Local\Temp\210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe
  C:\Users\Admin\AppData\Local\Temp\210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1808
- - 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:3516

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:3612
- 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:3236
- - 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:3012

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:5112
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4216

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

oobeldr.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log
Size 789B
SHA256 745ab70552d9a0463b791fd8dc1942838ac3e34fb1a68f09ed3766c7e3b05631
MD5 03d2df1e8834bc4ec1756735429b458c
SHA1 4ee6c0f5b04c8e0c5076219c5724032daab11d40
SHA512 2482c3d4478125ccbc7f224f50e86b7bf925ed438b59f4dce57b9b6bcdb59df51417049096b131b6b911173550eed98bc92aba7050861de303a692f0681b197b
MD5 SHA1 SHA512

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oobeldr.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Size 324KB
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

Submit Download

oobeldr.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Size 324KB
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

Submit Download

oobeldr.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Size 324KB
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

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oobeldr.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Size 324KB
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

Submit Download

oobeldr.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Size 324KB
SHA256 210b09d4dc813d1c6d296b2657ffdb4aa4bf6d1ccca1cd1c3e5dee4bf12a2fa0
MD5 c8ecb6d51ea89e91aa3c69650b77d40a
SHA1 ea298bdccae85cdf014a0d73e7761586d38ed36a
SHA512 1e0328b7ab6237f4b57c4154dced808ee19f7ed94c330387e5c2309d8f447784c2fffd484d1c1e2a3b729fd92ab909de4b29ec002f5b53937b011bea10da2a86
SSDEEP 6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1808-138-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/1808-140-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/1808-142-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/4984-132-0x0000000000850000-0x00000000008A6000-memory.dmp

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memory/4984-136-0x0000000007A90000-0x0000000007AAE000-memory.dmp

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memory/4984-135-0x0000000007B10000-0x0000000007B86000-memory.dmp

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memory/4984-134-0x00000000077F0000-0x0000000007882000-memory.dmp

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memory/4984-133-0x0000000007CC0000-0x0000000008264000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads