50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

Analysis

max time kernel
146s
max time network
149s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01-11-2022 20:21

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General

Target

50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe
Size

325KB
MD5

852c83816a47eb3893bb4b158ef2c44c
SHA1

fb6ae51471583d98225673949ac13fbee1f05e6e
SHA256

50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468
SHA512

d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
8	oobeldr.exe
3492	oobeldr.exe
3176	oobeldr.exe
4336	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3476 set thread context of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 8 set thread context of 3492	8	oobeldr.exe	70
PID 3176 set thread context of 4336	3176	oobeldr.exe	74

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
3112	schtasks.exe
3652	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 3476 wrote to memory of 4840	3476	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	66
PID 4840 wrote to memory of 3112	4840	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	67
PID 4840 wrote to memory of 3112	4840	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	67
PID 4840 wrote to memory of 3112	4840	50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe	67
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 8 wrote to memory of 3492	8	oobeldr.exe	70
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	71
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	71
PID 3492 wrote to memory of 3652	3492	oobeldr.exe	71
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74
PID 3176 wrote to memory of 4336	3176	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe
"C:\Users\Admin\AppData\Local\Temp\50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3476
- C:\Users\Admin\AppData\Local\Temp\50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe
  C:\Users\Admin\AppData\Local\Temp\50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4840
- - 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:3112

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:8
- 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:3492
- - 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:3652

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:3176
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4336

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
db5ef8d7c51bad129d9097bf953e4913

SHA1
8439db960aa2d431bf5ec3c37af775b45eb07e06

SHA256
1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9

SHA512
04572485790b25e1751347e43b47174051cd153dd75fd55ee5590d25a2579f344cd96cf86cf45bdb7759e3e6d0f734d0ff717148ca70f501b9869e964e036fee

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

Filesize
325KB

MD5
852c83816a47eb3893bb4b158ef2c44c

SHA1
fb6ae51471583d98225673949ac13fbee1f05e6e

SHA256
50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

SHA512
d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8

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

Filesize
325KB

MD5
852c83816a47eb3893bb4b158ef2c44c

SHA1
fb6ae51471583d98225673949ac13fbee1f05e6e

SHA256
50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

SHA512
d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8

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

Filesize
325KB

MD5
852c83816a47eb3893bb4b158ef2c44c

SHA1
fb6ae51471583d98225673949ac13fbee1f05e6e

SHA256
50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

SHA512
d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8

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

Filesize
325KB

MD5
852c83816a47eb3893bb4b158ef2c44c

SHA1
fb6ae51471583d98225673949ac13fbee1f05e6e

SHA256
50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

SHA512
d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8

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

Filesize
325KB

MD5
852c83816a47eb3893bb4b158ef2c44c

SHA1
fb6ae51471583d98225673949ac13fbee1f05e6e

SHA256
50cb5e402e44445fecaa693a364c0e99b4a224d9f7a3a426274e0a6ba5890468

SHA512
d746ed117ba54a5beec5e905454d468835c58ec2b5a60c2f0b0596512a5bdadbc9be56003424398833cac65faa1a622be855cc439bca777eec640053234934f8

Download Submit
memory/3476-156-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-119-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-125-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-126-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-128-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-127-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-129-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-130-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-131-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-132-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-133-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-134-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-135-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-136-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-137-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-159-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-139-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-141-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-140-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-142-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-143-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-144-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-145-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-146-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-147-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-148-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-149-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-150-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-151-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-152-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-153-0x0000000000690000-0x00000000006E6000-memory.dmp

Filesize
344KB

Download
memory/3476-154-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-155-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-123-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-157-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-158-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-138-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-124-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-172-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-162-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-163-0x0000000007550000-0x00000000075E2000-memory.dmp

Filesize
584KB

Download
memory/3476-164-0x0000000004EE0000-0x0000000004EE6000-memory.dmp

Filesize
24KB

Download
memory/3476-165-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-166-0x00000000077F0000-0x0000000007866000-memory.dmp

Filesize
472KB

Download
memory/3476-167-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-168-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-169-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-170-0x0000000004F50000-0x0000000004F6E000-memory.dmp

Filesize
120KB

Download
memory/3476-171-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-161-0x0000000007A50000-0x0000000007F4E000-memory.dmp

Filesize
5.0MB

Download
memory/3476-173-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-175-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-176-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-174-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-182-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-160-0x0000000007480000-0x000000000754C000-memory.dmp

Filesize
816KB

Download
memory/3476-120-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-122-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/3476-121-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-186-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-180-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-187-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-183-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-185-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-188-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-177-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4840-181-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-179-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-189-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-190-0x0000000077740000-0x00000000778CE000-memory.dmp

Filesize
1.6MB

Download
memory/4840-231-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads