da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

Analysis

max time kernel
118s
max time network
132s
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 01:24

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General

Target

da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
Size

322KB
MD5

2b57a0edc0f282c56511dee59ea1dba3
SHA1

babcd8efc1e90e415d1c143f59a43f1d8b11b9c2
SHA256

da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e
SHA512

ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4680	oobeldr.exe
888	oobeldr.exe
1868	oobeldr.exe
4616	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5016 set thread context of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 4680 set thread context of 888	4680	oobeldr.exe	91
PID 1868 set thread context of 4616	1868	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
324	schtasks.exe
432	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 5004	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	78
PID 5016 wrote to memory of 5004	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	78
PID 5016 wrote to memory of 5004	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	78
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 5016 wrote to memory of 2028	5016	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	82
PID 2028 wrote to memory of 324	2028	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	85
PID 2028 wrote to memory of 324	2028	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	85
PID 2028 wrote to memory of 324	2028	da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe	85
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 4680 wrote to memory of 888	4680	oobeldr.exe	91
PID 888 wrote to memory of 432	888	oobeldr.exe	92
PID 888 wrote to memory of 432	888	oobeldr.exe	92
PID 888 wrote to memory of 432	888	oobeldr.exe	92
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95
PID 1868 wrote to memory of 4616	1868	oobeldr.exe	95

C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
"C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
  C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
  2⤵
  PID:5004
- C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
  C:\Users\Admin\AppData\Local\Temp\da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2028
- - 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:324

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:4680
- 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:888
- - 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:432

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:1868
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4616

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
322KB

MD5
2b57a0edc0f282c56511dee59ea1dba3

SHA1
babcd8efc1e90e415d1c143f59a43f1d8b11b9c2

SHA256
da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

SHA512
ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215

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

Filesize
322KB

MD5
2b57a0edc0f282c56511dee59ea1dba3

SHA1
babcd8efc1e90e415d1c143f59a43f1d8b11b9c2

SHA256
da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

SHA512
ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215

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

Filesize
322KB

MD5
2b57a0edc0f282c56511dee59ea1dba3

SHA1
babcd8efc1e90e415d1c143f59a43f1d8b11b9c2

SHA256
da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

SHA512
ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215

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

Filesize
322KB

MD5
2b57a0edc0f282c56511dee59ea1dba3

SHA1
babcd8efc1e90e415d1c143f59a43f1d8b11b9c2

SHA256
da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

SHA512
ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215

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

Filesize
322KB

MD5
2b57a0edc0f282c56511dee59ea1dba3

SHA1
babcd8efc1e90e415d1c143f59a43f1d8b11b9c2

SHA256
da55628155ec42f18e10ce5a9f7913ea588daac44633397a8d2b63494fbadd1e

SHA512
ec83d718367ef81376d1f881118c047b65133a2dd728846e480c5997a72b810a19d850587a5a72d23525ec415473785fdf4b73f26bdedac4028965c0764bb215

Download Submit
memory/324-142-0x0000000000000000-mapping.dmp

Download
memory/432-150-0x0000000000000000-mapping.dmp

Download
memory/888-145-0x0000000000000000-mapping.dmp

Download
memory/2028-141-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2028-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2028-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2028-137-0x0000000000000000-mapping.dmp

Download
memory/4616-153-0x0000000000000000-mapping.dmp

Download
memory/5016-132-0x0000000000410000-0x0000000000466000-memory.dmp

Filesize
344KB

Download
memory/5016-136-0x0000000004F40000-0x0000000004F5E000-memory.dmp

Filesize
120KB

Download
memory/5016-135-0x0000000007710000-0x0000000007786000-memory.dmp

Filesize
472KB

Download
memory/5016-134-0x0000000007470000-0x0000000007502000-memory.dmp

Filesize
584KB

Download
memory/5016-133-0x0000000007980000-0x0000000007F24000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads