2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2022 03:56

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General

Target

2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe
Size

326KB
MD5

defdc71812a5ed08461317d0992bba1b
SHA1

2f69ffadc4dde0aa82668bbc782f3713efe69965
SHA256

2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85
SHA512

9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
3056	oobeldr.exe
1632	oobeldr.exe
392	oobeldr.exe
4500	oobeldr.exe
3296	oobeldr.exe
1784	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4996 set thread context of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 3056 set thread context of 1632	3056	oobeldr.exe	91
PID 392 set thread context of 4500	392	oobeldr.exe	96
PID 3296 set thread context of 1784	3296	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
2720	schtasks.exe
2552	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 4996 wrote to memory of 3944	4996	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	81
PID 3944 wrote to memory of 2720	3944	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	85
PID 3944 wrote to memory of 2720	3944	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	85
PID 3944 wrote to memory of 2720	3944	2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe	85
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 3056 wrote to memory of 1632	3056	oobeldr.exe	91
PID 1632 wrote to memory of 2552	1632	oobeldr.exe	92
PID 1632 wrote to memory of 2552	1632	oobeldr.exe	92
PID 1632 wrote to memory of 2552	1632	oobeldr.exe	92
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 392 wrote to memory of 4500	392	oobeldr.exe	96
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98
PID 3296 wrote to memory of 1784	3296	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe
"C:\Users\Admin\AppData\Local\Temp\2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe
  C:\Users\Admin\AppData\Local\Temp\2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3944
- - 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:2720

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:3056
- 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:1632
- - 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:2552

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:392
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4500

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:3296
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1784

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
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

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

Filesize
326KB

MD5
defdc71812a5ed08461317d0992bba1b

SHA1
2f69ffadc4dde0aa82668bbc782f3713efe69965

SHA256
2a094136f45c9a96838339ed6a19e308e94ce8315df4e71c34983d7a17ee2a85

SHA512
9e96702169926b333f968129aceebf83503d00868e72e93d327082684c4906acb903a7fbb02e6f561481e733a71ad466bae3a14fa423731b52236c6a766c0c8e

Download Submit
memory/1632-145-0x0000000000000000-mapping.dmp

Download
memory/1784-159-0x0000000000000000-mapping.dmp

Download
memory/2552-150-0x0000000000000000-mapping.dmp

Download
memory/2720-141-0x0000000000000000-mapping.dmp

Download
memory/3944-137-0x0000000000000000-mapping.dmp

Download
memory/3944-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3944-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3944-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4500-153-0x0000000000000000-mapping.dmp

Download
memory/4996-133-0x00000000081A0000-0x0000000008744000-memory.dmp

Filesize
5.6MB

Download
memory/4996-132-0x0000000000D00000-0x0000000000D56000-memory.dmp

Filesize
344KB

Download
memory/4996-134-0x0000000007CD0000-0x0000000007D62000-memory.dmp

Filesize
584KB

Download
memory/4996-135-0x0000000007F70000-0x0000000007FE6000-memory.dmp

Filesize
472KB

Download
memory/4996-136-0x0000000007C90000-0x0000000007CAE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads