77ed638394053fe4fef1486f85bac2423f392a1f5e523f9ddf3f5dec289868d8

Analysis

max time kernel
60s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
08/11/2022, 00:18

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General

Target
Cookie.exe
Size 4.3MB
Sample221108-all38agcg2
SHA256 77ed638394053fe4fef1486f85bac2423f392a1f5e523f9ddf3f5dec289868d8
MD5 bce3160afb422785db0529c5066fd91c
SHA1 7b8f5bdd3620cd456679260ca71bcb89ba055924
SHA512 b0c1182105ab6ae0a77eb4ce6822015c1ef58d21966a269cbdc01cf0b06584972ba8674f5515229cfbe9d39d4e58c26f1ce8da6e39e3f668d90c617552a88005
SSDEEP 98304:Kxk1h+NMsIF53esAEefq530936EXYyXq7yOf1Y7FVR:c6h+NMsIX37AEefq509IyXDOdUFf
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

spyware stealer upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3248-132-0x0000000000C10000-0x0000000001A2D000-memory.dmp	upx
behavioral2/memory/3248-133-0x0000000000C10000-0x0000000001A2D000-memory.dmp	upx
behavioral2/memory/3248-137-0x0000000000C10000-0x0000000001A2D000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5116	powershell.exe
5116	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5116	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 5116	3248	Cookie.exe	83
PID 3248 wrote to memory of 5116	3248	Cookie.exe	83

C:\Users\Admin\AppData\Local\Temp\Cookie.exe
"C:\Users\Admin\AppData\Local\Temp\Cookie.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3248
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell "" "Get-WmiObject Win32_PortConnector"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3248-132-0x0000000000C10000-0x0000000001A2D000-memory.dmp

Download

memory/3248-133-0x0000000000C10000-0x0000000001A2D000-memory.dmp

Download

memory/3248-137-0x0000000000C10000-0x0000000001A2D000-memory.dmp

Download

memory/5116-135-0x000001BA72F80000-0x000001BA72FA2000-memory.dmp

Download

memory/5116-136-0x00007FF984770000-0x00007FF985231000-memory.dmp

Download