00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

Analysis

max time kernel
115s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 15:52

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General

Target

00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
Size

327KB
MD5

4832db57554b96f4d989f89732296895
SHA1

b1d674fad0bde6761c00348c5516d0336bababb7
SHA256

00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62
SHA512

febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c
SSDEEP

6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
3856	oobeldr.exe
1304	oobeldr.exe
3876	oobeldr.exe
4756	oobeldr.exe
3944	oobeldr.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1092 set thread context of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 3856 set thread context of 1304	3856	oobeldr.exe	93
PID 3876 set thread context of 3944	3876	oobeldr.exe	98

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
1872	schtasks.exe
3828	schtasks.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 612	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	81
PID 1092 wrote to memory of 612	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	81
PID 1092 wrote to memory of 612	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	81
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1092 wrote to memory of 1396	1092	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	85
PID 1396 wrote to memory of 1872	1396	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	87
PID 1396 wrote to memory of 1872	1396	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	87
PID 1396 wrote to memory of 1872	1396	00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe	87
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 3856 wrote to memory of 1304	3856	oobeldr.exe	93
PID 1304 wrote to memory of 3828	1304	oobeldr.exe	94
PID 1304 wrote to memory of 3828	1304	oobeldr.exe	94
PID 1304 wrote to memory of 3828	1304	oobeldr.exe	94
PID 3876 wrote to memory of 4756	3876	oobeldr.exe	97
PID 3876 wrote to memory of 4756	3876	oobeldr.exe	97
PID 3876 wrote to memory of 4756	3876	oobeldr.exe	97
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98
PID 3876 wrote to memory of 3944	3876	oobeldr.exe	98

C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
"C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
  C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
  2⤵
  PID:612
- C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
  C:\Users\Admin\AppData\Local\Temp\00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1396
- - 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:1872

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:3856
- 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:1304
- - 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:3828

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:3876
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:4756
- C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
  2⤵
  - Executes dropped EXE
  PID:3944

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
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

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

Filesize
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

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

Filesize
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

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

Filesize
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

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

Filesize
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

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

Filesize
327KB

MD5
4832db57554b96f4d989f89732296895

SHA1
b1d674fad0bde6761c00348c5516d0336bababb7

SHA256
00210438741bd809ad77c312bdb99913f3e45828c77606b778b89fea11eb9f62

SHA512
febf1b5634726e6a131b2b2967561c2c0b34ea3cc66b320f1234d59850477da13ed898b90497bc44e1ecbcaa30b24a6be4cfb32d72dba8bb1a67192335ec1f9c

Download Submit
memory/1092-136-0x0000000007F00000-0x0000000007F1E000-memory.dmp

Filesize
120KB

Download
memory/1092-135-0x0000000008200000-0x0000000008276000-memory.dmp

Filesize
472KB

Download
memory/1092-134-0x0000000007F60000-0x0000000007FF2000-memory.dmp

Filesize
584KB

Download
memory/1092-132-0x0000000000F70000-0x0000000000FC6000-memory.dmp

Filesize
344KB

Download
memory/1092-133-0x0000000008470000-0x0000000008A14000-memory.dmp

Filesize
5.6MB

Download
memory/1396-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1396-140-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1396-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads