d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 01:18

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General

Target
d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe
Size 96KB
Sample221107-bn1j3abbc7
SHA256 d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce
MD5 0ead9ea49659376f2ef6cfc3107c4f10
SHA1 6d29e0b5db03f1e4abc3953e53e228b9ed8a78b1
SHA512 b45477f8132b77527a19215eda8efb7e9f4f495db3f329818692b29ebcc56c5d3ea4010c0e206d05a25376de6fc395d426a7497174d907870049d27430bb84a8
SSDEEP 1536:RYoIB2LReI0FA7J5O2ACwYzf4Q31U5NYHUtfYZzo9VUVnvkuXMXOrfq:R3IW/0S7J5dTzfp220tCzMVUVvksri
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5028-135-0x0000000000650000-0x0000000000682000-memory.dmp	upx
behavioral2/memory/5028-137-0x0000000000650000-0x0000000000682000-memory.dmp	upx

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe

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

System Information Discovery
T1082

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
640	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5028	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe
Token: SeIncBasePriorityPrivilege	5028	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 2188	5028	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe	81
PID 5028 wrote to memory of 2188	5028	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe	81
PID 5028 wrote to memory of 2188	5028	d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe	81

C:\Users\Admin\AppData\Local\Temp\d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe
"C:\Users\Admin\AppData\Local\Temp\d3595972e23845ef25d3aa79ad4699f7191439134f66c78f3121b8fe821d56ce.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\D35959~1.EXE > nul
  2⤵
  PID:2188

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

memory/5028-135-0x0000000000650000-0x0000000000682000-memory.dmp

Download

memory/5028-137-0x0000000000650000-0x0000000000682000-memory.dmp