c2c6352dc4bd03f08683876611f0a27ca3fe90bf33c6a421d4c294be18608925

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 10:50

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General

Target

166a7176e556323b869405c733fe5c61.exe
Size

39KB
MD5

166a7176e556323b869405c733fe5c61
SHA1

6eae61edfe519875abbf380c94148bc7a4ae5ff6
SHA256

c2c6352dc4bd03f08683876611f0a27ca3fe90bf33c6a421d4c294be18608925
SHA512

0d12a7bf05dc75497566aace4287cab1a3a4ebe6fcaceee1092df8db0ae36ff334b4417bf858f10acc5f1edb060d8ad21c55c84be00ec61b960ccf87154103c8
SSDEEP

768:mFzkyrs2KDQZ4kLldPaNweFGQweyYripVoDlbNLJUi4eIcvsyw7/z1+:mFzkyrs2ACrPaNxnOYWUDltuiscgj5+

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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	166a7176e556323b869405c733fe5c61.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\PLUGINS\	166a7176e556323b869405c733fe5c61.exe
File opened for modification	C:\Program Files\Internet Explorer\PLUGINS\	166a7176e556323b869405c733fe5c61.exe
File created	C:\Program Files\Internet Explorer\PLUGINS\new123.sys	166a7176e556323b869405c733fe5c61.exe

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

System Information Discovery
T1082

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F3D0D422-CE6D-47B3-9CE6-C54DD63F1ADB}\InProcServer32\ThreadingModel = "Apartment"	166a7176e556323b869405c733fe5c61.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\clsid\{F3D0D422-CE6D-47B3-9CE6-C54DD63F1ADB}	166a7176e556323b869405c733fe5c61.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F3D0D422-CE6D-47B3-9CE6-C54DD63F1ADB}\	166a7176e556323b869405c733fe5c61.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\clsid\{F3D0D422-CE6D-47B3-9CE6-C54DD63F1ADB}\InProcServer32	166a7176e556323b869405c733fe5c61.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F3D0D422-CE6D-47B3-9CE6-C54DD63F1ADB}\InProcServer32\ = "C:\\Program Files\\Internet Explorer\\PLUGINS\\new123.sys"	166a7176e556323b869405c733fe5c61.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4200	3940	166a7176e556323b869405c733fe5c61.exe	91
PID 3940 wrote to memory of 4200	3940	166a7176e556323b869405c733fe5c61.exe	91
PID 3940 wrote to memory of 4200	3940	166a7176e556323b869405c733fe5c61.exe	91

C:\Users\Admin\AppData\Local\Temp\166a7176e556323b869405c733fe5c61.exe
"C:\Users\Admin\AppData\Local\Temp\166a7176e556323b869405c733fe5c61.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\microSoft.bat" "
  2⤵
  PID:4200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\microSoft.bat

Filesize
184B

MD5
06f6824fe56b77ff5ba7a2ef5ee67681

SHA1
0ebe3447f464a38b815fac3497b1931a4388eafb

SHA256
d9dfad04ecf93c4617efa0b186775d57d9857eaa67d9a270569c42cfac4fe2fa

SHA512
c54789f284ce836b9b89b341f06921e41a5eb349968de2250455cca81ac24cfee6a4a21517ff297bc8cd6f8194db8c41d06d75f4380ce728d30c27f71ed1e51b

Download Submit
memory/3940-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3940-1-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/3940-2-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3940-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download