33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

Analysis

max time kernel
139s
max time network
72s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
03/02/2023, 12:50

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General

Target

33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe
Size

329KB
MD5

532f396c561ac3b4edebf15f1cfdf8f8
SHA1

2b379efe5ba6ac5dd2258f1b50e41d9b4952b653
SHA256

33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c
SHA512

e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
3428	oobeldr.exe
3160	oobeldr.exe
4548	oobeldr.exe
3496	oobeldr.exe
4744	oobeldr.exe
1040	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2188 set thread context of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 3428 set thread context of 3160	3428	oobeldr.exe	70
PID 4548 set thread context of 3496	4548	oobeldr.exe	74
PID 4744 set thread context of 1040	4744	oobeldr.exe	76

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
376	schtasks.exe
4184	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2188 wrote to memory of 2000	2188	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	66
PID 2000 wrote to memory of 376	2000	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	67
PID 2000 wrote to memory of 376	2000	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	67
PID 2000 wrote to memory of 376	2000	33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe	67
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3428 wrote to memory of 3160	3428	oobeldr.exe	70
PID 3160 wrote to memory of 4184	3160	oobeldr.exe	71
PID 3160 wrote to memory of 4184	3160	oobeldr.exe	71
PID 3160 wrote to memory of 4184	3160	oobeldr.exe	71
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4548 wrote to memory of 3496	4548	oobeldr.exe	74
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76
PID 4744 wrote to memory of 1040	4744	oobeldr.exe	76

C:\Users\Admin\AppData\Local\Temp\33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe
"C:\Users\Admin\AppData\Local\Temp\33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Users\Admin\AppData\Local\Temp\33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe
  C:\Users\Admin\AppData\Local\Temp\33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - 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:376

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:3428
- 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:3160
- - 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:4184

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:4548
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3496

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:4744
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1040

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
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

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

Filesize
329KB

MD5
532f396c561ac3b4edebf15f1cfdf8f8

SHA1
2b379efe5ba6ac5dd2258f1b50e41d9b4952b653

SHA256
33c6fd2fddd94f62542fa9bd20d6dd9492049583ba29b99a07f2ed87eda90a8c

SHA512
e58fdecb5d18cee91ad3705a31179e1c467ffdd5a6ce91b319cc3ab3cd4baef795a8a78fef0f2486fc92a499d4b61d218562f40f1ea4680e2eb47e459ffe2f8a

Download Submit
memory/2000-232-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2000-178-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2000-190-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-191-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-189-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-188-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-187-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-186-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-182-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-183-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-181-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-180-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-142-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-174-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-145-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-146-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-147-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-148-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-149-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-150-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-151-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-152-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-153-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-154-0x0000000000740000-0x0000000000796000-memory.dmp

Filesize
344KB

Download
memory/2188-155-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-156-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-157-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-159-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-160-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-158-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-161-0x00000000074B0000-0x000000000757C000-memory.dmp

Filesize
816KB

Download
memory/2188-162-0x0000000007A80000-0x0000000007F7E000-memory.dmp

Filesize
5.0MB

Download
memory/2188-163-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-164-0x0000000007620000-0x00000000076B2000-memory.dmp

Filesize
584KB

Download
memory/2188-165-0x0000000004F10000-0x0000000004F16000-memory.dmp

Filesize
24KB

Download
memory/2188-166-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-167-0x00000000078C0000-0x0000000007936000-memory.dmp

Filesize
472KB

Download
memory/2188-168-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-169-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-170-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-171-0x0000000004FF0000-0x000000000500E000-memory.dmp

Filesize
120KB

Download
memory/2188-172-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-173-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-144-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-175-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-176-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-177-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-143-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-140-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-120-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-141-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-139-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-138-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-184-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-137-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-136-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-135-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-134-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-133-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-130-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-132-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-131-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-129-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-128-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-121-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-127-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-122-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-126-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-125-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-124-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download
memory/2188-123-0x00000000779B0000-0x0000000077B3E000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads