d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

Analysis

max time kernel
153s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2023 07:34

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General

Target

d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe
Size

328KB
MD5

28d5cb6345800d21861f1bec25cab0cf
SHA1

70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00
SHA256

d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba
SHA512

0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 7 IoCs

pid	Process
4328	oobeldr.exe
4936	oobeldr.exe
4892	oobeldr.exe
2528	oobeldr.exe
3064	oobeldr.exe
4116	oobeldr.exe
3120	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4560 set thread context of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4328 set thread context of 4936	4328	oobeldr.exe	90
PID 4892 set thread context of 2528	4892	oobeldr.exe	95
PID 3064 set thread context of 3120	3064	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
4428	schtasks.exe
1848	schtasks.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4560 wrote to memory of 4772	4560	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	80
PID 4772 wrote to memory of 4428	4772	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	84
PID 4772 wrote to memory of 4428	4772	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	84
PID 4772 wrote to memory of 4428	4772	d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe	84
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4328 wrote to memory of 4936	4328	oobeldr.exe	90
PID 4936 wrote to memory of 1848	4936	oobeldr.exe	92
PID 4936 wrote to memory of 1848	4936	oobeldr.exe	92
PID 4936 wrote to memory of 1848	4936	oobeldr.exe	92
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 4892 wrote to memory of 2528	4892	oobeldr.exe	95
PID 3064 wrote to memory of 4116	3064	oobeldr.exe	97
PID 3064 wrote to memory of 4116	3064	oobeldr.exe	97
PID 3064 wrote to memory of 4116	3064	oobeldr.exe	97
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98
PID 3064 wrote to memory of 3120	3064	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe
"C:\Users\Admin\AppData\Local\Temp\d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Users\Admin\AppData\Local\Temp\d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe
  C:\Users\Admin\AppData\Local\Temp\d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4772
- - 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:4428

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:4328
- 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:4936
- - 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:1848

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:4892
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2528

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:3064
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4116
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3120

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
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

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

Filesize
328KB

MD5
28d5cb6345800d21861f1bec25cab0cf

SHA1
70ba8a78a9f1729764c99d0ff27ca7e6b3c61e00

SHA256
d9d6fa957882e4170de5bf74f27d00c92b7d7f8094d17b8e2f0ef9f99977c7ba

SHA512
0a02211e3cf91926054a109af5c318b5f5921a2343af0e813f1c46bbb226a0cd51196d8e4253b0f815cf51b4ad04cdb16e702412c8864cb265f122322b7f427c

Download Submit
memory/1848-150-0x0000000000000000-mapping.dmp

Download
memory/2528-153-0x0000000000000000-mapping.dmp

Download
memory/3120-160-0x0000000000000000-mapping.dmp

Download
memory/4428-141-0x0000000000000000-mapping.dmp

Download
memory/4560-134-0x0000000007C90000-0x0000000007D22000-memory.dmp

Filesize
584KB

Download
memory/4560-132-0x0000000000CC0000-0x0000000000D16000-memory.dmp

Filesize
344KB

Download
memory/4560-133-0x00000000081A0000-0x0000000008744000-memory.dmp

Filesize
5.6MB

Download
memory/4560-135-0x0000000007F30000-0x0000000007FA6000-memory.dmp

Filesize
472KB

Download
memory/4560-136-0x0000000007C50000-0x0000000007C6E000-memory.dmp

Filesize
120KB

Download
memory/4772-137-0x0000000000000000-mapping.dmp

Download
memory/4772-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4772-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4772-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4936-145-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads