17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

Analysis

max time kernel
115s
max time network
130s
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 13:08

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General

Target

17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe
Size

326KB
MD5

430ca12c9d6c7681a03e4e223f3bab62
SHA1

b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5
SHA256

17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911
SHA512

744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
4216	oobeldr.exe
2336	oobeldr.exe
3268	oobeldr.exe
3864	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4936 set thread context of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4216 set thread context of 2336	4216	oobeldr.exe	92
PID 3268 set thread context of 3864	3268	oobeldr.exe	96

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
3408	schtasks.exe
4260	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 4936 wrote to memory of 2436	4936	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	81
PID 2436 wrote to memory of 3408	2436	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	82
PID 2436 wrote to memory of 3408	2436	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	82
PID 2436 wrote to memory of 3408	2436	17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe	82
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 4216 wrote to memory of 2336	4216	oobeldr.exe	92
PID 2336 wrote to memory of 4260	2336	oobeldr.exe	93
PID 2336 wrote to memory of 4260	2336	oobeldr.exe	93
PID 2336 wrote to memory of 4260	2336	oobeldr.exe	93
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96
PID 3268 wrote to memory of 3864	3268	oobeldr.exe	96

C:\Users\Admin\AppData\Local\Temp\17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe
"C:\Users\Admin\AppData\Local\Temp\17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe
  C:\Users\Admin\AppData\Local\Temp\17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2436
- - 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:3408

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:4216
- 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:2336
- - 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:4260

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:3268
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3864

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
430ca12c9d6c7681a03e4e223f3bab62

SHA1
b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5

SHA256
17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

SHA512
744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659

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

Filesize
326KB

MD5
430ca12c9d6c7681a03e4e223f3bab62

SHA1
b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5

SHA256
17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

SHA512
744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659

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

Filesize
326KB

MD5
430ca12c9d6c7681a03e4e223f3bab62

SHA1
b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5

SHA256
17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

SHA512
744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659

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

Filesize
326KB

MD5
430ca12c9d6c7681a03e4e223f3bab62

SHA1
b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5

SHA256
17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

SHA512
744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659

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

Filesize
326KB

MD5
430ca12c9d6c7681a03e4e223f3bab62

SHA1
b14b3e2ad7467d69c7e0b48f6d291e0edf20cbd5

SHA256
17d9c6c510105aa72f13b32c02205412e6e350366b8d0fb2d6778c4acc9c1911

SHA512
744ff85a6715ebdcaa23a3059fe977fc622e9feab1a49ae8a937624b8243d0308138b831174b91e6eb52d56aa7b0d9dcf2b7745a67893be053b331c0c1637659

Download Submit
memory/2336-145-0x0000000000000000-mapping.dmp

Download
memory/2436-137-0x0000000000000000-mapping.dmp

Download
memory/2436-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2436-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2436-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3408-141-0x0000000000000000-mapping.dmp

Download
memory/3864-153-0x0000000000000000-mapping.dmp

Download
memory/4260-150-0x0000000000000000-mapping.dmp

Download
memory/4936-132-0x0000000000180000-0x00000000001D6000-memory.dmp

Filesize
344KB

Download
memory/4936-136-0x0000000004C10000-0x0000000004C2E000-memory.dmp

Filesize
120KB

Download
memory/4936-135-0x0000000007320000-0x0000000007396000-memory.dmp

Filesize
472KB

Download
memory/4936-134-0x0000000007000000-0x0000000007092000-memory.dmp

Filesize
584KB

Download
memory/4936-133-0x0000000007510000-0x0000000007AB4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads