latrodectus | b9dbe9649c761b0eee38419ac39dcd7e90486ee34cd0eb56adde6b2f645f2960

Analysis

max time kernel
93s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-04-2024 01:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b9dbe9649c761b0eee38419ac39dcd7e90486ee34cd0eb56adde6b2f645f2960.msi
Size

1.5MB
MD5

3703f47cfa7ce06c14374f173c68daf0
SHA1

11826292538317a69ffffac6fde43418af10c91c
SHA256

b9dbe9649c761b0eee38419ac39dcd7e90486ee34cd0eb56adde6b2f645f2960
SHA512

8126b9819d588253588b360b21a8ec0fbf12e90f7d7c7d8f01c81b730d7993409ef4c7ce044b3bdc066f745d4fd471fb2bd93fb7d8e7565f67d4e086622dce4b
SSDEEP

24576:dFdxLNvYBSMvZCFlp8zBQSc0ZoCvqKwx0ECIgYmfLVYeBZr7AmAyTicXFyiYlHfe:dFtvY/W8zBQSc0ZnSKeZKumZr7AByIi+

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

https://titnovacrion.top/live/

https://skinnyjeanso.com/live/

Signatures

Latrodectus loader
Latrodectus is a loader written in C++.
loader latrodectus

Detect larodectus Loader variant 2 8 IoCs

loader

resource	yara_rule
behavioral2/memory/4712-48-0x0000016659F70000-0x0000016659F84000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4712-49-0x0000016659F50000-0x0000016659F64000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4712-50-0x0000016659F70000-0x0000016659F84000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4712-56-0x0000016659F70000-0x0000016659F84000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4800-68-0x0000021315710000-0x0000021315724000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4800-69-0x00000213156D0000-0x00000213156E4000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4800-70-0x0000021315710000-0x0000021315724000-memory.dmp	family_latrodectus_v2
behavioral2/memory/4800-71-0x0000021315710000-0x0000021315724000-memory.dmp	family_latrodectus_v2

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe

Drops file in Windows directory 10 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\MSI5620.tmp	msiexec.exe
File created	C:\Windows\Installer\SourceHash{9ED9545C-B8D6-44B7-9F95-C34BF6189509}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI567E.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI56CE.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\e575592.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e575592.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI55D1.tmp	msiexec.exe

Executes dropped EXE 1 IoCs

pid	Process
3504	MSI56CE.tmp

Loads dropped DLL 10 IoCs

pid	Process
4528	MsiExec.exe
4528	MsiExec.exe
4528	MsiExec.exe
4528	MsiExec.exe
4528	MsiExec.exe
4528	MsiExec.exe
3436	MsiExec.exe
3436	MsiExec.exe
4712	rundll32.exe
4800	rundll32.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2680	msiexec.exe
2680	msiexec.exe
3504	MSI56CE.tmp
3504	MSI56CE.tmp
4712	rundll32.exe
4712	rundll32.exe
4712	rundll32.exe
4712	rundll32.exe
4800	rundll32.exe
4800	rundll32.exe
4800	rundll32.exe
4800	rundll32.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1424	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1424	msiexec.exe
Token: SeSecurityPrivilege	2680	msiexec.exe
Token: SeCreateTokenPrivilege	1424	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1424	msiexec.exe
Token: SeLockMemoryPrivilege	1424	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1424	msiexec.exe
Token: SeMachineAccountPrivilege	1424	msiexec.exe
Token: SeTcbPrivilege	1424	msiexec.exe
Token: SeSecurityPrivilege	1424	msiexec.exe
Token: SeTakeOwnershipPrivilege	1424	msiexec.exe
Token: SeLoadDriverPrivilege	1424	msiexec.exe
Token: SeSystemProfilePrivilege	1424	msiexec.exe
Token: SeSystemtimePrivilege	1424	msiexec.exe
Token: SeProfSingleProcessPrivilege	1424	msiexec.exe
Token: SeIncBasePriorityPrivilege	1424	msiexec.exe
Token: SeCreatePagefilePrivilege	1424	msiexec.exe
Token: SeCreatePermanentPrivilege	1424	msiexec.exe
Token: SeBackupPrivilege	1424	msiexec.exe
Token: SeRestorePrivilege	1424	msiexec.exe
Token: SeShutdownPrivilege	1424	msiexec.exe
Token: SeDebugPrivilege	1424	msiexec.exe
Token: SeAuditPrivilege	1424	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1424	msiexec.exe
Token: SeChangeNotifyPrivilege	1424	msiexec.exe
Token: SeRemoteShutdownPrivilege	1424	msiexec.exe
Token: SeUndockPrivilege	1424	msiexec.exe
Token: SeSyncAgentPrivilege	1424	msiexec.exe
Token: SeEnableDelegationPrivilege	1424	msiexec.exe
Token: SeManageVolumePrivilege	1424	msiexec.exe
Token: SeImpersonatePrivilege	1424	msiexec.exe
Token: SeCreateGlobalPrivilege	1424	msiexec.exe
Token: SeCreateTokenPrivilege	1424	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1424	msiexec.exe
Token: SeLockMemoryPrivilege	1424	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1424	msiexec.exe
Token: SeMachineAccountPrivilege	1424	msiexec.exe
Token: SeTcbPrivilege	1424	msiexec.exe
Token: SeSecurityPrivilege	1424	msiexec.exe
Token: SeTakeOwnershipPrivilege	1424	msiexec.exe
Token: SeLoadDriverPrivilege	1424	msiexec.exe
Token: SeSystemProfilePrivilege	1424	msiexec.exe
Token: SeSystemtimePrivilege	1424	msiexec.exe
Token: SeProfSingleProcessPrivilege	1424	msiexec.exe
Token: SeIncBasePriorityPrivilege	1424	msiexec.exe
Token: SeCreatePagefilePrivilege	1424	msiexec.exe
Token: SeCreatePermanentPrivilege	1424	msiexec.exe
Token: SeBackupPrivilege	1424	msiexec.exe
Token: SeRestorePrivilege	1424	msiexec.exe
Token: SeShutdownPrivilege	1424	msiexec.exe
Token: SeDebugPrivilege	1424	msiexec.exe
Token: SeAuditPrivilege	1424	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1424	msiexec.exe
Token: SeChangeNotifyPrivilege	1424	msiexec.exe
Token: SeRemoteShutdownPrivilege	1424	msiexec.exe
Token: SeUndockPrivilege	1424	msiexec.exe
Token: SeSyncAgentPrivilege	1424	msiexec.exe
Token: SeEnableDelegationPrivilege	1424	msiexec.exe
Token: SeManageVolumePrivilege	1424	msiexec.exe
Token: SeImpersonatePrivilege	1424	msiexec.exe
Token: SeCreateGlobalPrivilege	1424	msiexec.exe
Token: SeCreateTokenPrivilege	1424	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1424	msiexec.exe
Token: SeLockMemoryPrivilege	1424	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1424	msiexec.exe
1424	msiexec.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 4528	2680	msiexec.exe	87
PID 2680 wrote to memory of 4528	2680	msiexec.exe	87
PID 2680 wrote to memory of 4528	2680	msiexec.exe	87
PID 2680 wrote to memory of 2724	2680	msiexec.exe	99
PID 2680 wrote to memory of 2724	2680	msiexec.exe	99
PID 2680 wrote to memory of 3436	2680	msiexec.exe	101
PID 2680 wrote to memory of 3436	2680	msiexec.exe	101
PID 2680 wrote to memory of 3436	2680	msiexec.exe	101
PID 2680 wrote to memory of 3504	2680	msiexec.exe	103
PID 2680 wrote to memory of 3504	2680	msiexec.exe	103
PID 2680 wrote to memory of 3504	2680	msiexec.exe	103
PID 4712 wrote to memory of 4800	4712	rundll32.exe	105
PID 4712 wrote to memory of 4800	4712	rundll32.exe	105

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\b9dbe9649c761b0eee38419ac39dcd7e90486ee34cd0eb56adde6b2f645f2960.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1424

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding C7E7FC7EB43360FA499097AAC89F29DE C
  2⤵
  - Loads dropped DLL
  PID:4528
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  PID:2724
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding C8901BB8A2EF3532ED65FDF8304E649D
  2⤵
  - Loads dropped DLL
  PID:3436
- C:\Windows\Installer\MSI56CE.tmp
  "C:\Windows\Installer\MSI56CE.tmp" C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\digistamp\mbae-api-na.dll, homi
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3504

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
PID:3788

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\digistamp\mbae-api-na.dll, homi
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\System32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_33b0dade.dll", homi
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:4800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Config.Msi\e575593.rbs

Filesize
1KB

MD5
7219c3324f30d28f7b2f0b63685cc154

SHA1
c9aee9ae83f7bca44ed91e340b066cce9ed47532

SHA256
28a35342a48b9f64fe101fd5ef164b3b0128cf6ffe5393fed0846b9861c95afe

SHA512
1aee45800a2446af52d75d3424f9c52763d8d089a4c143083588aba82e307bf13b888b589524fa25691dd9d3d7bd08735cf3a02f115aa5063f6b447f7db38a8f

Download Submit
C:\Users\Admin\AppData\Local\Temp\MSI279C.tmp

Filesize
436KB

MD5
475d20c0ea477a35660e3f67ecf0a1df

SHA1
67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

SHA256
426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

SHA512
99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

Download Submit
C:\Users\Admin\AppData\Local\digistamp\mbae-api-na.dll

Filesize
740KB

MD5
f46e75eb89214e2fbb850b9d29b9f515

SHA1
1f35835a08f96fd9198864b8ded5baa1a27db710

SHA256
9856b816a9d14d3b7db32f30b07624e4bcda7f1e265a7bb7a3e3476bfd54a759

SHA512
9168a57de11da133d0ba98c8b7491520e9c75ad4678a5ac11e9220e483bcf7a2b9cc868ffc19de60094e87a5059303d20bd1f4a30c4f567ab4c3237f5f4c520d

Download Submit
C:\Windows\Installer\MSI56CE.tmp

Filesize
389KB

MD5
b9545ed17695a32face8c3408a6a3553

SHA1
f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83

SHA256
1e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a

SHA512
f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04

Download Submit
\??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

Filesize
23.7MB

MD5
ce1533477eee048d17fe5ba2df35375c

SHA1
3759f81db3a82e64d5ece1f7e91244f014e4902b

SHA256
03ee88ac6cfa8b90f767a379b09f323fcf41560d16c04b476bb7f9d87b59476b

SHA512
88ebbbf01ba57b0df510300b2f1b090859866b08eb151b0436fbb68c49e7e6c7d05bed5f2c4a8e89ef31b609f2fe47a803ef4c607422837ebcf3bdc867aa42a1

Download Submit
\??\Volume{fb412698-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{c0d1d8e0-1ecf-4812-9c3f-cf5f06c8f0ef}_OnDiskSnapshotProp

Filesize
6KB

MD5
cd5547a54df6b1b72212b499a591c4a1

SHA1
c83f0dcc36d5ec667145791845e124b3384172ca

SHA256
dc99cb20c835bd942b6c312921410d28de8e8ee5555c8f75e3c6f602f4d978f5

SHA512
592f4f0bc072727fce61bdd9a0ace1f1df22f3f40ce3c853bfbb5420e717b00582c778396b641c5f5d5590cf3ae916fc2cc408bf4bb41e54f7d8c1287387e1bd

Download Submit
memory/4712-56-0x0000016659F70000-0x0000016659F84000-memory.dmp

Filesize
80KB

Download
memory/4712-52-0x0000000180000000-0x00000001800BF000-memory.dmp

Filesize
764KB

Download
memory/4712-50-0x0000016659F70000-0x0000016659F84000-memory.dmp

Filesize
80KB

Download
memory/4712-49-0x0000016659F50000-0x0000016659F64000-memory.dmp

Filesize
80KB

Download
memory/4712-48-0x0000016659F70000-0x0000016659F84000-memory.dmp

Filesize
80KB

Download
memory/4712-47-0x0000000180000000-0x00000001800BF000-memory.dmp

Filesize
764KB

Download
memory/4800-55-0x0000000180000000-0x00000001800BF000-memory.dmp

Filesize
764KB

Download
memory/4800-68-0x0000021315710000-0x0000021315724000-memory.dmp

Filesize
80KB

Download
memory/4800-69-0x00000213156D0000-0x00000213156E4000-memory.dmp

Filesize
80KB

Download
memory/4800-70-0x0000021315710000-0x0000021315724000-memory.dmp

Filesize
80KB

Download
memory/4800-71-0x0000021315710000-0x0000021315724000-memory.dmp

Filesize
80KB

Download