9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2023 03:44

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe
Size

328KB
MD5

f1cf9facdbbcfa35efe3aa2bc5113874
SHA1

84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8
SHA256

9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26
SHA512

7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
3284	oobeldr.exe
2044	oobeldr.exe
4132	oobeldr.exe
4120	oobeldr.exe
2272	oobeldr.exe
2000	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2480 set thread context of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 3284 set thread context of 4132	3284	oobeldr.exe	92
PID 4120 set thread context of 2000	4120	oobeldr.exe	101

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
3364	schtasks.exe
4276	schtasks.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 2480 wrote to memory of 4728	2480	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	80
PID 4728 wrote to memory of 3364	4728	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	84
PID 4728 wrote to memory of 3364	4728	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	84
PID 4728 wrote to memory of 3364	4728	9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe	84
PID 3284 wrote to memory of 2044	3284	oobeldr.exe	91
PID 3284 wrote to memory of 2044	3284	oobeldr.exe	91
PID 3284 wrote to memory of 2044	3284	oobeldr.exe	91
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 3284 wrote to memory of 4132	3284	oobeldr.exe	92
PID 4132 wrote to memory of 4276	4132	oobeldr.exe	93
PID 4132 wrote to memory of 4276	4132	oobeldr.exe	93
PID 4132 wrote to memory of 4276	4132	oobeldr.exe	93
PID 4120 wrote to memory of 2272	4120	oobeldr.exe	100
PID 4120 wrote to memory of 2272	4120	oobeldr.exe	100
PID 4120 wrote to memory of 2272	4120	oobeldr.exe	100
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101
PID 4120 wrote to memory of 2000	4120	oobeldr.exe	101

C:\Users\Admin\AppData\Local\Temp\9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe
"C:\Users\Admin\AppData\Local\Temp\9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe
  C:\Users\Admin\AppData\Local\Temp\9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4728
- - 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:3364

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:3284
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2044
- 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:4132
- - 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:4276

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:4120
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2272
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:2000

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

Loading Replay Monitor...

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
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

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

Filesize
328KB

MD5
f1cf9facdbbcfa35efe3aa2bc5113874

SHA1
84a1c9b6542d57a9321bb5f5b37d0c293bcfccf8

SHA256
9c8dbc7a613d66beb5a3b6f76e77c8dccdc15e8b3d4a3ccb7d6ccc7f85396d26

SHA512
7ca87ad0ddfc4bb0d3d48dd037e58c663db9942edce8072cf3c89d575b130469e51ac5c3f2a2da3e82a8ef3a0bd60ed841526bfc2479268c631231915560dbbd

Download Submit
memory/2480-136-0x00000000074F0000-0x000000000750E000-memory.dmp

Filesize
120KB

Download
memory/2480-135-0x00000000077C0000-0x0000000007836000-memory.dmp

Filesize
472KB

Download
memory/2480-134-0x0000000007520000-0x00000000075B2000-memory.dmp

Filesize
584KB

Download
memory/2480-133-0x0000000007A30000-0x0000000007FD4000-memory.dmp

Filesize
5.6MB

Download
memory/2480-132-0x0000000000560000-0x00000000005B6000-memory.dmp

Filesize
344KB

Download
memory/4728-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4728-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4728-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads