e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4

Analysis

max time kernel
128s
max time network
260s
platform
windows10-1703_x64
resource
win10-20230703-en
resource tags

arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
submitted
31/08/2023, 04:50

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General

Target

e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe
Size

322KB
MD5

f83d795de22b48000c597f20c5c7ed16
SHA1

034bd1dfccbdc5b0ac2ab18e6a04f49390f429bd
SHA256

e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4
SHA512

184036c013c121029e4344777bfddf22b73b469cc8875e6502ff8c375db3ee267f8320ba50eea3aedcde636a282c699d06def2a716502afcd8a87453744977d5
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
3548	oobeldr.exe
1408	oobeldr.exe
2740	oobeldr.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4916 set thread context of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 3548 set thread context of 2740	3548	oobeldr.exe	75

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
4464	schtasks.exe
3544	schtasks.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 4916 wrote to memory of 3748	4916	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	70
PID 3748 wrote to memory of 4464	3748	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	71
PID 3748 wrote to memory of 4464	3748	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	71
PID 3748 wrote to memory of 4464	3748	e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe	71
PID 3548 wrote to memory of 1408	3548	oobeldr.exe	74
PID 3548 wrote to memory of 1408	3548	oobeldr.exe	74
PID 3548 wrote to memory of 1408	3548	oobeldr.exe	74
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 3548 wrote to memory of 2740	3548	oobeldr.exe	75
PID 2740 wrote to memory of 3544	2740	oobeldr.exe	76
PID 2740 wrote to memory of 3544	2740	oobeldr.exe	76
PID 2740 wrote to memory of 3544	2740	oobeldr.exe	76

C:\Users\Admin\AppData\Local\Temp\e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe
"C:\Users\Admin\AppData\Local\Temp\e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4916
- C:\Users\Admin\AppData\Local\Temp\e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe
  C:\Users\Admin\AppData\Local\Temp\e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3748
- - 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:4464

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:3548
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:1408
- 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:2740
- - 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:3544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

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\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
322KB

MD5
f83d795de22b48000c597f20c5c7ed16

SHA1
034bd1dfccbdc5b0ac2ab18e6a04f49390f429bd

SHA256
e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4

SHA512
184036c013c121029e4344777bfddf22b73b469cc8875e6502ff8c375db3ee267f8320ba50eea3aedcde636a282c699d06def2a716502afcd8a87453744977d5

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

Filesize
322KB

MD5
f83d795de22b48000c597f20c5c7ed16

SHA1
034bd1dfccbdc5b0ac2ab18e6a04f49390f429bd

SHA256
e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4

SHA512
184036c013c121029e4344777bfddf22b73b469cc8875e6502ff8c375db3ee267f8320ba50eea3aedcde636a282c699d06def2a716502afcd8a87453744977d5

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

Filesize
322KB

MD5
f83d795de22b48000c597f20c5c7ed16

SHA1
034bd1dfccbdc5b0ac2ab18e6a04f49390f429bd

SHA256
e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4

SHA512
184036c013c121029e4344777bfddf22b73b469cc8875e6502ff8c375db3ee267f8320ba50eea3aedcde636a282c699d06def2a716502afcd8a87453744977d5

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

Filesize
322KB

MD5
f83d795de22b48000c597f20c5c7ed16

SHA1
034bd1dfccbdc5b0ac2ab18e6a04f49390f429bd

SHA256
e755d9cc24a0eeb7e08761aa2715fd49a346937e6675a2f600815065a3a0b1f4

SHA512
184036c013c121029e4344777bfddf22b73b469cc8875e6502ff8c375db3ee267f8320ba50eea3aedcde636a282c699d06def2a716502afcd8a87453744977d5

Download Submit
memory/2740-26-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3548-27-0x0000000073C70000-0x000000007435E000-memory.dmp

Filesize
6.9MB

Download
memory/3548-19-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/3548-18-0x0000000073C70000-0x000000007435E000-memory.dmp

Filesize
6.9MB

Download
memory/3748-15-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3748-9-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3748-12-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4916-5-0x0000000004A30000-0x0000000004A36000-memory.dmp

Filesize
24KB

Download
memory/4916-13-0x0000000073C70000-0x000000007435E000-memory.dmp

Filesize
6.9MB

Download
memory/4916-8-0x0000000007030000-0x000000000704E000-memory.dmp

Filesize
120KB

Download
memory/4916-7-0x0000000007370000-0x00000000073E6000-memory.dmp

Filesize
472KB

Download
memory/4916-6-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/4916-0-0x0000000000210000-0x0000000000266000-memory.dmp

Filesize
344KB

Download
memory/4916-4-0x00000000070D0000-0x0000000007162000-memory.dmp

Filesize
584KB

Download
memory/4916-3-0x0000000007530000-0x0000000007A2E000-memory.dmp

Filesize
5.0MB

Download
memory/4916-2-0x0000000006F60000-0x000000000702C000-memory.dmp

Filesize
816KB

Download
memory/4916-1-0x0000000073C70000-0x000000007435E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads