fa9557d0e8fe7bf09ae8b098983cba92a14652e15c9ac91e77d334712d4982b1

Analysis

max time kernel
142s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
13-07-2023 17:25

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General

Target

00a13c385746cbexe_JC.exe
Size

328KB
MD5

00a13c385746cbaa5e26ac35355fc380
SHA1

726229f04c914e994e38c4842cb43d5f0ceca274
SHA256

fa9557d0e8fe7bf09ae8b098983cba92a14652e15c9ac91e77d334712d4982b1
SHA512

e8b9ce390f9a50267d4014ab95f70e56ae7f1ea1d5f3bbc34ec3f48af0a7821a4daf32f52dfa86e9a3f9865b8f772c328eca89c0c0129e378c8a265332bf8e90
SSDEEP

6144:92+JS2sFafI8U0obHCW/2a7XQcsPMjVWrG89gkPzDh1v:92TFafJiHCWBWPMjVWrXf1v

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-1-5-21-3195054982-4292022746-1467505928-1000\Control Panel\International\Geo\Nation	00a13c385746cbexe_JC.exe

Executes dropped EXE 2 IoCs

pid	Process
4188	winit32.exe
4632	winit32.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-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\open\command	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\DefaultIcon	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\DefaultIcon\ = "%1"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\runas	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\Local Settings	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\DefaultIcon	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\runas\command\IsolatedCommand = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\Content-Type = "application/x-msdownload"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_32\\winit32.exe\" /START \"%1\" %*"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\open\command\IsolatedCommand = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\runas\command	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\open	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\DefaultIcon\ = "%1"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\runas\command\ = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\runas	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\ = "ntdriver"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SysWOW_32\\winit32.exe\" /START \"%1\" %*"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\ = "Application"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\open	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\shell\runas\command\ = "\"%1\" %*"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\open\command	00a13c385746cbexe_JC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\ntdriver\Content-Type = "application/x-msdownload"	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell	00a13c385746cbexe_JC.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\.exe\shell\runas\command	00a13c385746cbexe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4188	winit32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 4188	2932	00a13c385746cbexe_JC.exe	85
PID 2932 wrote to memory of 4188	2932	00a13c385746cbexe_JC.exe	85
PID 2932 wrote to memory of 4188	2932	00a13c385746cbexe_JC.exe	85
PID 4188 wrote to memory of 4632	4188	winit32.exe	86
PID 4188 wrote to memory of 4632	4188	winit32.exe	86
PID 4188 wrote to memory of 4632	4188	winit32.exe	86

C:\Users\Admin\AppData\Local\Temp\00a13c385746cbexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\00a13c385746cbexe_JC.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4188
- - C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe"
    3⤵
    - Executes dropped EXE
    PID:4632

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_32\winit32.exe

Filesize
328KB

MD5
3ec2739308287dd0a6ea98e7efdefd99

SHA1
9518e4adf4a55c8b562585e47913487d2a378eff

SHA256
7624c748b6146ed50c6748d06720b98537c15abe8f05452612231f8bf010c8f3

SHA512
4e255c3ed7e83370bf9939a723ca752adb4076d59d80b858ea94d5ad6b7d5e33f757a290fade84c6ea7834fa1c09fae2b596c938b3732d20dab47db7978d5a8c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe

Filesize
328KB

MD5
3ec2739308287dd0a6ea98e7efdefd99

SHA1
9518e4adf4a55c8b562585e47913487d2a378eff

SHA256
7624c748b6146ed50c6748d06720b98537c15abe8f05452612231f8bf010c8f3

SHA512
4e255c3ed7e83370bf9939a723ca752adb4076d59d80b858ea94d5ad6b7d5e33f757a290fade84c6ea7834fa1c09fae2b596c938b3732d20dab47db7978d5a8c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe

Filesize
328KB

MD5
3ec2739308287dd0a6ea98e7efdefd99

SHA1
9518e4adf4a55c8b562585e47913487d2a378eff

SHA256
7624c748b6146ed50c6748d06720b98537c15abe8f05452612231f8bf010c8f3

SHA512
4e255c3ed7e83370bf9939a723ca752adb4076d59d80b858ea94d5ad6b7d5e33f757a290fade84c6ea7834fa1c09fae2b596c938b3732d20dab47db7978d5a8c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_32\winit32.exe

Filesize
328KB

MD5
3ec2739308287dd0a6ea98e7efdefd99

SHA1
9518e4adf4a55c8b562585e47913487d2a378eff

SHA256
7624c748b6146ed50c6748d06720b98537c15abe8f05452612231f8bf010c8f3

SHA512
4e255c3ed7e83370bf9939a723ca752adb4076d59d80b858ea94d5ad6b7d5e33f757a290fade84c6ea7834fa1c09fae2b596c938b3732d20dab47db7978d5a8c

Download Submit