291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

Analysis

max time kernel
131s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 06:26

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General

Target

291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe
Size

323KB
MD5

aabdb18cade8abaa9bf0ad5d5c9ca4c2
SHA1

822390d56807cba2d1db9176c396df707778b4af
SHA256

291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c
SHA512

7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
4928	oobeldr.exe
4892	oobeldr.exe
4880	oobeldr.exe
1884	oobeldr.exe
3648	oobeldr.exe
3764	oobeldr.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1112 set thread context of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 4928 set thread context of 4892	4928	oobeldr.exe	84
PID 4880 set thread context of 1884	4880	oobeldr.exe	95
PID 3648 set thread context of 3764	3648	oobeldr.exe	97

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
1624	schtasks.exe
4792	schtasks.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 1112 wrote to memory of 384	1112	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	80
PID 384 wrote to memory of 1624	384	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	81
PID 384 wrote to memory of 1624	384	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	81
PID 384 wrote to memory of 1624	384	291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe	81
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4928 wrote to memory of 4892	4928	oobeldr.exe	84
PID 4892 wrote to memory of 4792	4892	oobeldr.exe	85
PID 4892 wrote to memory of 4792	4892	oobeldr.exe	85
PID 4892 wrote to memory of 4792	4892	oobeldr.exe	85
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 4880 wrote to memory of 1884	4880	oobeldr.exe	95
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97
PID 3648 wrote to memory of 3764	3648	oobeldr.exe	97

C:\Users\Admin\AppData\Local\Temp\291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe
"C:\Users\Admin\AppData\Local\Temp\291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe
  C:\Users\Admin\AppData\Local\Temp\291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:384
- - 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:1624

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:4928
- 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:4892
- - 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:4792

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:4880
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1884

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:3648
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3764

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
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

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

Filesize
323KB

MD5
aabdb18cade8abaa9bf0ad5d5c9ca4c2

SHA1
822390d56807cba2d1db9176c396df707778b4af

SHA256
291f9e9c501eef5ff1e0bee42ab3ee93542e949e575be1d7e94aa799227b7d5c

SHA512
7315bbfd9eaee0e87890e33caea0057908787eeba42de66916e4dd41a1a6069a0dfbf22079ac3b6539c09c8de1a9fa5ef4b97b7f653f90c4931d4a08e2f8720b

Download Submit
memory/384-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/384-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/384-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1112-134-0x0000000007270000-0x0000000007302000-memory.dmp

Filesize
584KB

Download
memory/1112-132-0x00000000003C0000-0x0000000000416000-memory.dmp

Filesize
344KB

Download
memory/1112-133-0x0000000007780000-0x0000000007D24000-memory.dmp

Filesize
5.6MB

Download
memory/1112-135-0x0000000007510000-0x0000000007586000-memory.dmp

Filesize
472KB

Download
memory/1112-136-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads