9204c9e2d2fc2d37272d5d2a2964dd5699f8121c9b96f66c6ba26f1f3aa93d8e

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/09/2026, 21:14

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General

Target
2026-09-07_8c78c956d6624510502d815f54439f03_cryptolocker_elex.exe
Size 33KB
Sample260908-z3qv6sybmd
SHA256 9204c9e2d2fc2d37272d5d2a2964dd5699f8121c9b96f66c6ba26f1f3aa93d8e
MD5 8c78c956d6624510502d815f54439f03
SHA1 e2e9f55e7d6240991c1775983fce22d3e6c6e1b1
SHA512 e8260869d08e2a721b4bb2fd62385437408bd9c6f2150705e2baf7dc34b0c3f63013e776bd043a117b0a1924b123b078b6b2bd2d7e2e517e890f6c5428c1ac5a
SSDEEP 384:bUWbtjL8L1iE0eBhkzPbKAaomTqC9Mwf4fjDCgpmaPc4mbZFQt:bHNQIE0eBhkL2Fo1CCwgfjOg9Ai
TLSH
T102F2B538BDD62C72E27B8F7485F751C7B879B8A23A158D8E54CE27480933B52BC9150E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery spyware trojan

Malware Config

Signatures

Detection of CryptoLocker Variants 4 IoCs

resource	yara_rule
behavioral2/memory/4416-2-0x0000000008000000-0x0000000008009000-memory.dmp	CryptoLocker_rule2
behavioral2/files/0x000f00000001b1d0-13.dat	CryptoLocker_rule2
behavioral2/memory/4908-18-0x0000000008000000-0x0000000008009000-memory.dmp	CryptoLocker_rule2
behavioral2/memory/4908-26-0x0000000008000000-0x0000000008009000-memory.dmp	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
4908	pissa.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-07_8c78c956d6624510502d815f54439f03_cryptolocker_elex.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pissa.exe

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47BEABC922EAE80E78783462A79F45C254FDE68B	pissa.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47BEABC922EAE80E78783462A79F45C254FDE68B\Blob = 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	pissa.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 4908	4416	2026-09-07_8c78c956d6624510502d815f54439f03_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-07_8c78c956d6624510502d815f54439f03_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-07_8c78c956d6624510502d815f54439f03_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4416
- C:\Users\Admin\AppData\Local\Temp\pissa.exe
  "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  PID:4908

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

pissa.exe

Path C:\Users\Admin\AppData\Local\Temp\pissa.exe
Size 34KB
SHA256 30636daf653f530873b5b7ed98f435c59c4368f1a72ad5d941f911edb68f3645
MD5 4478448fcfa3ae3d7a2181935a572744
SHA1 7e4e1b69b08599ee934c4e25c756c8de5ef9e1d1
SHA512 5b92b76d8d006cbc503226ab3db0a2d42aacd58e6a9d89a0d3f5475164ad3ece54ce7f03ed909b14f186437d4bee6affec6fa5696d66a7eba742dfe86c43177b
SSDEEP 384:bUWbtjL8L1iE0eBhkzPbKAaomTqC9Mwf4fjDCgpmaPc4mbZFQz:bHNQIE0eBhkL2Fo1CCwgfjOg9AA
TLSH
T137F2B638BDD62C72E27B8F7485F751C7B879B8A23A158D8E54CE27480933B52BC9150E
MD5 SHA1 SHA512 SSDEEP TLSH

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pissec.exe

Path C:\Users\Admin\AppData\Local\Temp\pissec.exe
Size 114B
SHA256 6dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
MD5 e89f75f918dbdcee28604d4e09dd71d7
SHA1 f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
SHA512 8df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0
TLSH
T1EEB092DDBC61E48018E535511EA3B60D146A22EBB9018B4018C00836A96035F8D0AAC5
MD5 SHA1 SHA512 TLSH

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memory/4416-0-0x0000000008004000-0x0000000008005000-memory.dmp

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memory/4416-1-0x00000000020F0000-0x00000000020F6000-memory.dmp

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memory/4416-2-0x0000000008000000-0x0000000008009000-memory.dmp

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memory/4416-3-0x00000000022C0000-0x00000000022C6000-memory.dmp

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memory/4908-18-0x0000000008000000-0x0000000008009000-memory.dmp

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memory/4908-20-0x0000000003810000-0x0000000003816000-memory.dmp

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memory/4908-26-0x0000000008000000-0x0000000008009000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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