821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56

General

Target

821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe
Size

321KB
MD5

574297289459d1cf2cc3b8ce660fe708
SHA1

ddeb7d61bdb3d927255513958e6895ef50c25ee7
SHA256

821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56
SHA512

d1af37d1aead92129809503858499454f8a298f33c6f4e7f9fe07c44b22d16ec349fc12026f054579ef5d6960749b2e941e497af744f2511d643edad563aad66
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
352	oobeldr.exe
4020	oobeldr.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4456 set thread context of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 352 set thread context of 4020	352	oobeldr.exe	73

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/Job

T1053

pid	Process
3116	schtasks.exe
2932	schtasks.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 4456 wrote to memory of 3964	4456	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	69
PID 3964 wrote to memory of 3116	3964	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	70
PID 3964 wrote to memory of 3116	3964	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	70
PID 3964 wrote to memory of 3116	3964	821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe	70
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 352 wrote to memory of 4020	352	oobeldr.exe	73
PID 4020 wrote to memory of 2932	4020	oobeldr.exe	74
PID 4020 wrote to memory of 2932	4020	oobeldr.exe	74
PID 4020 wrote to memory of 2932	4020	oobeldr.exe	74

C:\Users\Admin\AppData\Local\Temp\821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe
"C:\Users\Admin\AppData\Local\Temp\821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Users\Admin\AppData\Local\Temp\821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe
  C:\Users\Admin\AppData\Local\Temp\821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3964
- - 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:3116

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:352
- 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:4020
- - 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:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
321KB

MD5
574297289459d1cf2cc3b8ce660fe708

SHA1
ddeb7d61bdb3d927255513958e6895ef50c25ee7

SHA256
821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56

SHA512
d1af37d1aead92129809503858499454f8a298f33c6f4e7f9fe07c44b22d16ec349fc12026f054579ef5d6960749b2e941e497af744f2511d643edad563aad66

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

Filesize
321KB

MD5
574297289459d1cf2cc3b8ce660fe708

SHA1
ddeb7d61bdb3d927255513958e6895ef50c25ee7

SHA256
821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56

SHA512
d1af37d1aead92129809503858499454f8a298f33c6f4e7f9fe07c44b22d16ec349fc12026f054579ef5d6960749b2e941e497af744f2511d643edad563aad66

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

Filesize
321KB

MD5
574297289459d1cf2cc3b8ce660fe708

SHA1
ddeb7d61bdb3d927255513958e6895ef50c25ee7

SHA256
821850dbb168d2c15da6005ed8c729495ea7bdc7877761008d00644536aefb56

SHA512
d1af37d1aead92129809503858499454f8a298f33c6f4e7f9fe07c44b22d16ec349fc12026f054579ef5d6960749b2e941e497af744f2511d643edad563aad66

Download Submit
memory/352-146-0x00000000738D0000-0x0000000073FBE000-memory.dmp

Filesize
6.9MB

Download
memory/352-139-0x00000000049B0000-0x00000000049C0000-memory.dmp

Filesize
64KB

Download
memory/352-138-0x00000000738D0000-0x0000000073FBE000-memory.dmp

Filesize
6.9MB

Download
memory/3964-132-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3964-133-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3964-129-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4020-145-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4456-126-0x0000000005810000-0x0000000005820000-memory.dmp

Filesize
64KB

Download
memory/4456-120-0x0000000000F80000-0x0000000000FD6000-memory.dmp

Filesize
344KB

Download
memory/4456-135-0x00000000738D0000-0x0000000073FBE000-memory.dmp

Filesize
6.9MB

Download
memory/4456-127-0x0000000007E00000-0x0000000007E76000-memory.dmp

Filesize
472KB

Download
memory/4456-125-0x00000000057E0000-0x00000000057E6000-memory.dmp

Filesize
24KB

Download
memory/4456-124-0x0000000007EA0000-0x0000000007F32000-memory.dmp

Filesize
584KB

Download
memory/4456-123-0x0000000008300000-0x00000000087FE000-memory.dmp

Filesize
5.0MB

Download
memory/4456-122-0x0000000007D30000-0x0000000007DFC000-memory.dmp

Filesize
816KB

Download
memory/4456-128-0x0000000005840000-0x000000000585E000-memory.dmp

Filesize
120KB

Download
memory/4456-121-0x00000000738D0000-0x0000000073FBE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads