88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3

Analysis

max time kernel
77s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17-03-2023 23:53

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General

Target

88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe
Size

1.4MB
MD5

3aa78f0b0b25152ec2d9d7261d0e7896
SHA1

44edaaacba902857bc7b2bd1ab9c48ae08ecba20
SHA256

88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3
SHA512

721640c09827985a7eff4af9ddab5d1f01bfaa29a47d276f626a9e5e3893e7ac5f005b4dcb5d0146f5f324bf517ca7c2b141c426ec5a3982b60dadd64b3f96c0
SSDEEP

24576:I/XEXjJSFHUKt9k88R7Twb9Fg0jAzY1/aw52BdZsoWlDfyDd2/e5lfK:I/oS7k/7Ts99jSZBdZDofyDdIebK

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe

Loads dropped DLL 1 IoCs

pid	Process
3444	regsvr32.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 3444	2968	88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe	86
PID 2968 wrote to memory of 3444	2968	88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe	86
PID 2968 wrote to memory of 3444	2968	88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe	86

C:\Users\Admin\AppData\Local\Temp\88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe
"C:\Users\Admin\AppData\Local\Temp\88aacf64f11b38197a61f846361393afdf5fba8e00ac2160105a4e7164e566d3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" -s .\1XQH.HPC
  2⤵
  - Loads dropped DLL
  PID:3444

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\Local\Temp\1XQH.HPC

Filesize
1.1MB

MD5
ee398c165b025815d140948220cec3e5

SHA1
09fc48984e610a4ce206745a29f1d3f543550620

SHA256
a02baf81763d9ec28acabd99603bff2c5115c0e57fcb3eb8c207817a1cad2e59

SHA512
dafc1dbef03e82208d14635a43c84d1de227818a723726412ad597e20284cb44bccaec5996ccef57ad05e3a0b052153522ae5a67ac65933f9316322fe49b2d2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\1XQH.hPc

Filesize
1.1MB

MD5
ee398c165b025815d140948220cec3e5

SHA1
09fc48984e610a4ce206745a29f1d3f543550620

SHA256
a02baf81763d9ec28acabd99603bff2c5115c0e57fcb3eb8c207817a1cad2e59

SHA512
dafc1dbef03e82208d14635a43c84d1de227818a723726412ad597e20284cb44bccaec5996ccef57ad05e3a0b052153522ae5a67ac65933f9316322fe49b2d2f

Download Submit
memory/3444-137-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/3444-139-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/3444-140-0x0000000003030000-0x000000000310E000-memory.dmp

Filesize
888KB

Download
memory/3444-141-0x0000000003110000-0x00000000031D7000-memory.dmp

Filesize
796KB

Download
memory/3444-144-0x0000000003110000-0x00000000031D7000-memory.dmp

Filesize
796KB

Download
memory/3444-145-0x0000000003110000-0x00000000031D7000-memory.dmp

Filesize
796KB

Download