790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

Analysis

max time kernel
117s
max time network
152s
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, 01:55

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General

Target

790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe
Size

322KB
MD5

507a43193b0606b3c061db3f43fd05b1
SHA1

c972217b663a3980896a48bd969b82056358d99e
SHA256

790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45
SHA512

5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
1752	oobeldr.exe
2036	oobeldr.exe
2508	oobeldr.exe
612	oobeldr.exe
4108	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4228 set thread context of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 1752 set thread context of 2036	1752	oobeldr.exe	88
PID 2508 set thread context of 4108	2508	oobeldr.exe	93

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
732	schtasks.exe
1212	schtasks.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 4228 wrote to memory of 2004	4228	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	76
PID 2004 wrote to memory of 732	2004	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	81
PID 2004 wrote to memory of 732	2004	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	81
PID 2004 wrote to memory of 732	2004	790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe	81
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 1752 wrote to memory of 2036	1752	oobeldr.exe	88
PID 2036 wrote to memory of 1212	2036	oobeldr.exe	89
PID 2036 wrote to memory of 1212	2036	oobeldr.exe	89
PID 2036 wrote to memory of 1212	2036	oobeldr.exe	89
PID 2508 wrote to memory of 612	2508	oobeldr.exe	92
PID 2508 wrote to memory of 612	2508	oobeldr.exe	92
PID 2508 wrote to memory of 612	2508	oobeldr.exe	92
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93
PID 2508 wrote to memory of 4108	2508	oobeldr.exe	93

C:\Users\Admin\AppData\Local\Temp\790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe
"C:\Users\Admin\AppData\Local\Temp\790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4228
- C:\Users\Admin\AppData\Local\Temp\790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe
  C:\Users\Admin\AppData\Local\Temp\790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2004
- - 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:732

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:1752
- 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:2036
- - 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:1212

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:2508
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:612
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4108

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
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

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

Filesize
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

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

Filesize
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

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

Filesize
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

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

Filesize
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

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

Filesize
322KB

MD5
507a43193b0606b3c061db3f43fd05b1

SHA1
c972217b663a3980896a48bd969b82056358d99e

SHA256
790992db7ce04d6fba6b93d8f938cb622abdc3c065303d6bab17cc02c5b8db45

SHA512
5f61220ce9701b94c827882cdcd373618c5729f4dffb65b67bdd23135e140a2444413266502c57dd4b59247418a06107962d260528d95850229b6eadcb8500d3

Download Submit
memory/2004-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2004-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2004-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4228-136-0x0000000007DA0000-0x0000000007DBE000-memory.dmp

Filesize
120KB

Download
memory/4228-135-0x00000000080F0000-0x0000000008166000-memory.dmp

Filesize
472KB

Download
memory/4228-134-0x0000000007DD0000-0x0000000007E62000-memory.dmp

Filesize
584KB

Download
memory/4228-132-0x0000000000E10000-0x0000000000E66000-memory.dmp

Filesize
344KB

Download
memory/4228-133-0x00000000082A0000-0x0000000008844000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads