fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

Analysis

max time kernel
131s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2022 01:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe
Size

322KB
MD5

76698bfc3f29851124a1ad1d25655e2b
SHA1

5667f38d779fd39924ec5e69586a84b4431ec3d3
SHA256

fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2
SHA512

090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
1848	oobeldr.exe
4444	oobeldr.exe
4712	oobeldr.exe
556	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5004 set thread context of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 1848 set thread context of 4444	1848	oobeldr.exe	92
PID 4712 set thread context of 556	4712	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
3116	schtasks.exe
3884	schtasks.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 5004 wrote to memory of 4688	5004	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	81
PID 4688 wrote to memory of 3116	4688	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	85
PID 4688 wrote to memory of 3116	4688	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	85
PID 4688 wrote to memory of 3116	4688	fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe	85
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 1848 wrote to memory of 4444	1848	oobeldr.exe	92
PID 4444 wrote to memory of 3884	4444	oobeldr.exe	93
PID 4444 wrote to memory of 3884	4444	oobeldr.exe	93
PID 4444 wrote to memory of 3884	4444	oobeldr.exe	93
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96
PID 4712 wrote to memory of 556	4712	oobeldr.exe	96

C:\Users\Admin\AppData\Local\Temp\fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe
"C:\Users\Admin\AppData\Local\Temp\fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5004
- C:\Users\Admin\AppData\Local\Temp\fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe
  C:\Users\Admin\AppData\Local\Temp\fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4688
- - 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:1848
- 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:4444
- - 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:3884

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:4712
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:556

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
322KB

MD5
76698bfc3f29851124a1ad1d25655e2b

SHA1
5667f38d779fd39924ec5e69586a84b4431ec3d3

SHA256
fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

SHA512
090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167

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

Filesize
322KB

MD5
76698bfc3f29851124a1ad1d25655e2b

SHA1
5667f38d779fd39924ec5e69586a84b4431ec3d3

SHA256
fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

SHA512
090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167

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

Filesize
322KB

MD5
76698bfc3f29851124a1ad1d25655e2b

SHA1
5667f38d779fd39924ec5e69586a84b4431ec3d3

SHA256
fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

SHA512
090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167

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

Filesize
322KB

MD5
76698bfc3f29851124a1ad1d25655e2b

SHA1
5667f38d779fd39924ec5e69586a84b4431ec3d3

SHA256
fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

SHA512
090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167

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

Filesize
322KB

MD5
76698bfc3f29851124a1ad1d25655e2b

SHA1
5667f38d779fd39924ec5e69586a84b4431ec3d3

SHA256
fa7fa15255e9f3a8095579e4bb81cb3871abdc89167e7957679e5332c94ad1f2

SHA512
090bc77e345faca550f34d959a4f71ee3a2e146c3d9304e3b98d5b4fcdb9f582f8e4fe9b44ddc8de86134b1b401f6884ea6e8070dd733ba7a9afec290563d167

Download Submit
memory/556-153-0x0000000000000000-mapping.dmp

Download
memory/3116-142-0x0000000000000000-mapping.dmp

Download
memory/3884-150-0x0000000000000000-mapping.dmp

Download
memory/4444-145-0x0000000000000000-mapping.dmp

Download
memory/4688-141-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4688-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4688-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4688-137-0x0000000000000000-mapping.dmp

Download
memory/5004-132-0x0000000000E40000-0x0000000000E96000-memory.dmp

Filesize
344KB

Download
memory/5004-136-0x0000000007DD0000-0x0000000007DEE000-memory.dmp

Filesize
120KB

Download
memory/5004-135-0x00000000080E0000-0x0000000008156000-memory.dmp

Filesize
472KB

Download
memory/5004-134-0x0000000007E40000-0x0000000007ED2000-memory.dmp

Filesize
584KB

Download
memory/5004-133-0x0000000008350000-0x00000000088F4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads