0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc | Triage

Analysis

max time kernel
152s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28/10/2022, 22:35 UTC

Sharing

Report Analysis Logs

General

Target

0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe
Size

503KB
MD5

0abbf2d3cc9ee550fd17c49e40316170
SHA1

be1a50fd8971defd5cb9477b8f5ec31dff7e210b
SHA256

0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc
SHA512

800b3ba6bdb7172324e669e0540f13e1f87b41229f56c4dc909b36ad163ef5f924b4ee70505d18992610697653d2d36e08dfb02cfe0e766a62a4afc1f0c6882c
SSDEEP

12288:Sh1Lk70TnvjcXt2ksLayYZbrgK5JkHM/radQA7QwPnBHBZgzc:mk70TrcXgksLfkrgKbAM/rarr/

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2640	IEMonitor.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

Modify Existing Service

pid	Process
32	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8b031add5ca67aab7a1155340e511197.exe	IEMonitor.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8b031add5ca67aab7a1155340e511197.exe	IEMonitor.exe

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8b031add5ca67aab7a1155340e511197 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\IEMonitor.exe\" .."	IEMonitor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8b031add5ca67aab7a1155340e511197 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\IEMonitor.exe\" .."	IEMonitor.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{D9FCD868-A533-4E7B-B36C-87B169D1A1F7}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{E84316F6-BA57-43A8-880B-84C038DCF979}.catalogItem	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe
2640	IEMonitor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe
Token: 33	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe
Token: SeIncBasePriorityPrivilege	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe
Token: SeDebugPrivilege	2640	IEMonitor.exe
Token: 33	2640	IEMonitor.exe
Token: SeIncBasePriorityPrivilege	2640	IEMonitor.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2640	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe	84
PID 2980 wrote to memory of 2640	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe	84
PID 2980 wrote to memory of 2640	2980	0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe	84
PID 2640 wrote to memory of 32	2640	IEMonitor.exe	85
PID 2640 wrote to memory of 32	2640	IEMonitor.exe	85
PID 2640 wrote to memory of 32	2640	IEMonitor.exe	85

C:\Users\Admin\AppData\Local\Temp\0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe
"C:\Users\Admin\AppData\Local\Temp\0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\IEMonitor.exe
  "C:\Users\Admin\AppData\Local\Temp\IEMonitor.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\IEMonitor.exe" "IEMonitor.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:32

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:5000

Network

DNS

moon2009us.linkpc.net

IEMonitor.exe

Remote address:

8.8.8.8:53

Request

moon2009us.linkpc.net

IN A

Response

moon2009us.linkpc.net

IN CNAME

linkpc.net

linkpc.net

IN A

38.79.142.66

38.79.142.66:5353

moon2009us.linkpc.net

IEMonitor.exe

260 B
5
38.79.142.66:5353

moon2009us.linkpc.net

IEMonitor.exe

260 B
5
38.79.142.66:5353

moon2009us.linkpc.net

IEMonitor.exe

260 B
5
38.79.142.66:5353

moon2009us.linkpc.net

IEMonitor.exe

260 B
5
38.79.142.66:5353

moon2009us.linkpc.net

IEMonitor.exe

208 B
4

8.8.8.8:53

moon2009us.linkpc.net

dns

IEMonitor.exe

67 B
97 B
1
1

DNS Request

moon2009us.linkpc.net

DNS Response

38.79.142.66

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IEMonitor.exe

Filesize
503KB

MD5
0abbf2d3cc9ee550fd17c49e40316170

SHA1
be1a50fd8971defd5cb9477b8f5ec31dff7e210b

SHA256
0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc

SHA512
800b3ba6bdb7172324e669e0540f13e1f87b41229f56c4dc909b36ad163ef5f924b4ee70505d18992610697653d2d36e08dfb02cfe0e766a62a4afc1f0c6882c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IEMonitor.exe

Filesize
503KB

MD5
0abbf2d3cc9ee550fd17c49e40316170

SHA1
be1a50fd8971defd5cb9477b8f5ec31dff7e210b

SHA256
0dee8e57ffe75067ba28753b0d00703254d3b08513ea2b96ac421b94b2668ddc

SHA512
800b3ba6bdb7172324e669e0540f13e1f87b41229f56c4dc909b36ad163ef5f924b4ee70505d18992610697653d2d36e08dfb02cfe0e766a62a4afc1f0c6882c

Download Submit
memory/2980-132-0x0000000004BD0000-0x0000000004C6C000-memory.dmp

Filesize
624KB

Download
memory/2980-133-0x0000000004CD0000-0x0000000005274000-memory.dmp

Filesize
5.6MB

Download
memory/2980-134-0x0000000005280000-0x0000000005312000-memory.dmp

Filesize
584KB

Download
memory/2980-135-0x00000000053A0000-0x00000000053AA000-memory.dmp

Filesize
40KB

Download
memory/2980-136-0x0000000005500000-0x0000000005556000-memory.dmp

Filesize
344KB

Download