389ae2b2b84aea843157bafa102289d7d1e8c4772671fc5ace6776f9ed5f805b

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2023, 08:11

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General

Target

ed3f45af37817dexeexeexeex.exe
Size

344KB
MD5

ed3f45af37817d5da619b1bf293be8a4
SHA1

0edb9d4822cb3e4fb4368e6844baa1109b282265
SHA256

389ae2b2b84aea843157bafa102289d7d1e8c4772671fc5ace6776f9ed5f805b
SHA512

51f1a3222a3944e639d0f364e8b7eaa9c4ed7647fe2c8184175038bb8acccd141d901bccd6efe3a35ff9751322e3e1603a2473f4a920ab75946ea441e343707e
SSDEEP

6144:4Tz+WrPFZvTXb4RyW42vFlOloh2E+7pYUozDBRm1+gmN:4TBPFV0RyWl3h2E+7pYm0

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation	ed3f45af37817dexeexeexeex.exe

Executes dropped EXE 2 IoCs

pid	Process
4772	taskhostsys.exe
2036	taskhostsys.exe

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

System Information Discovery
T1082

Modifies registry class 30 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\open\command\IsolatedCommand = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\runas\command	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\runas	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\runas\command\IsolatedCommand = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\Local Settings	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\ = "Application"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\runas	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\runas\command\ = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\open\command	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\ = "jitc"	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_amd64\\taskhostsys.exe\" /START \"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\runas\command\ = "\"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\open\command	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_amd64\\taskhostsys.exe\" /START \"%1\" %*"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\DefaultIcon	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\shell\open	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\DefaultIcon	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\runas\command	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\Content-Type = "application/x-msdownload"	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\jitc\DefaultIcon\ = "%1"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\Content-Type = "application/x-msdownload"	ed3f45af37817dexeexeexeex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\DefaultIcon\ = "%1"	ed3f45af37817dexeexeexeex.exe
Key created	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000_Classes\.exe\shell\open	ed3f45af37817dexeexeexeex.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4772	taskhostsys.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 4772	1144	ed3f45af37817dexeexeexeex.exe	85
PID 1144 wrote to memory of 4772	1144	ed3f45af37817dexeexeexeex.exe	85
PID 1144 wrote to memory of 4772	1144	ed3f45af37817dexeexeexeex.exe	85
PID 4772 wrote to memory of 2036	4772	taskhostsys.exe	86
PID 4772 wrote to memory of 2036	4772	taskhostsys.exe	86
PID 4772 wrote to memory of 2036	4772	taskhostsys.exe	86

C:\Users\Admin\AppData\Local\Temp\ed3f45af37817dexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\ed3f45af37817dexeexeexeex.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4772
- - C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe"
    3⤵
    - Executes dropped EXE
    PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe

Filesize
344KB

MD5
8b2619af7411279c82441d20fa47834e

SHA1
4c92be06f4fc16660bfcd7ede1e6ed4671f0f024

SHA256
1fb77f69048878084d5894759566e88c5e8ff09adaddf0c26eef6e7f018f1b06

SHA512
a6ecc4f37b8339cae4960e0801855fb16741f8a2744bdb585779be9e82098144af8065d708d646ec2e5556891f6864def9ed789564d24203330fa719cf872de0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe

Filesize
344KB

MD5
8b2619af7411279c82441d20fa47834e

SHA1
4c92be06f4fc16660bfcd7ede1e6ed4671f0f024

SHA256
1fb77f69048878084d5894759566e88c5e8ff09adaddf0c26eef6e7f018f1b06

SHA512
a6ecc4f37b8339cae4960e0801855fb16741f8a2744bdb585779be9e82098144af8065d708d646ec2e5556891f6864def9ed789564d24203330fa719cf872de0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe

Filesize
344KB

MD5
8b2619af7411279c82441d20fa47834e

SHA1
4c92be06f4fc16660bfcd7ede1e6ed4671f0f024

SHA256
1fb77f69048878084d5894759566e88c5e8ff09adaddf0c26eef6e7f018f1b06

SHA512
a6ecc4f37b8339cae4960e0801855fb16741f8a2744bdb585779be9e82098144af8065d708d646ec2e5556891f6864def9ed789564d24203330fa719cf872de0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_amd64\taskhostsys.exe

Filesize
344KB

MD5
8b2619af7411279c82441d20fa47834e

SHA1
4c92be06f4fc16660bfcd7ede1e6ed4671f0f024

SHA256
1fb77f69048878084d5894759566e88c5e8ff09adaddf0c26eef6e7f018f1b06

SHA512
a6ecc4f37b8339cae4960e0801855fb16741f8a2744bdb585779be9e82098144af8065d708d646ec2e5556891f6864def9ed789564d24203330fa719cf872de0

Download Submit