c8f969f561e06095543bf7f64281be7d95754c06d4b7ece3447acc5f99a3de6c

General

Target

ace6e57bae77662196232131131e784e_JaffaCakes118.msi
Size

384KB
MD5

ace6e57bae77662196232131131e784e
SHA1

1e7e10274944b4f9e46730d8118d90172904000c
SHA256

c8f969f561e06095543bf7f64281be7d95754c06d4b7ece3447acc5f99a3de6c
SHA512

a45f9be129c36ea8ccd1e8d44f05e9693e9f58c1bfac96e0c833bb2282dd44142ed5f48a9f832399559480bfc714d1636daf0d3965e799d15ea7d11fe8cefe92
SSDEEP

6144:hZjgS007NNMX/+DoklCAFNWClCA+jp02GmaZ/ZJSEPavLFjt+WM:hZNNNzbCClCA+jp02GmWhJnav5jUn

Score

6^/10

Malware Config

Signatures

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

Processes:

msiexec.exemsiexec.exe

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

Drops file in Windows directory 10 IoCs

Processes:

msiexec.exe

description	ioc	process
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\SourceHash{89F4137D-6C26-4A84-BDB8-2E5A4BB71E00}	msiexec.exe
File opened for modification	C:\Windows\Installer\{89F4137D-6C26-4A84-BDB8-2E5A4BB71E00}\ARPIcon	msiexec.exe
File created	C:\Windows\Installer\e57aa98.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e57aa98.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\	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIABB1.tmp	msiexec.exe
File created	C:\Windows\Installer\e57aa9a.msi	msiexec.exe
File created	C:\Windows\Installer\{89F4137D-6C26-4A84-BDB8-2E5A4BB71E00}\ARPIcon	msiexec.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

Processes:

vssvc.exe

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

Modifies data under HKEY_USERS 3 IoCs

Processes:

msiexec.exe

description	ioc	process
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\2A\52C64B7E	msiexec.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a	msiexec.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2b	msiexec.exe

Modifies registry class 24 IoCs

Processes:

msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\Language = "1033"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\AdvertiseFlags = "388"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\Media\DiskPrompt = "Microsoft's Silverlight Installation [1]"	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\Clients = 3a0000000000	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\DeploymentFlags = "3"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\4AE2841C3D7016247914C7DE6E8A2CA5	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\4AE2841C3D7016247914C7DE6E8A2CA5\D7314F9862C648A4DB8BE2A5B47BE100	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\D7314F9862C648A4DB8BE2A5B47BE100\Complete	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\Assignment = "1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\ProductIcon = "C:\\Windows\\Installer\\{89F4137D-6C26-4A84-BDB8-2E5A4BB71E00}\\ARPIcon"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\InstanceType = "0"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\Media	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\D7314F9862C648A4DB8BE2A5B47BE100	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\ProductName = "Microsoft Silverlight"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\PackageName = "ace6e57bae77662196232131131e784e_JaffaCakes118.msi"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\Net	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList\Media\1 = ";1"	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\PackageCode = "5EF367904E352BF479B5B53AD6115D55"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\Version = "16777216"	msiexec.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\AuthorizedLUAApp = "1"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\D7314F9862C648A4DB8BE2A5B47BE100\SourceList	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

2760 msiexec.exe
2760 msiexec.exe

pid	process
2760	msiexec.exe
2760	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	4660	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4660	msiexec.exe
Token: SeSecurityPrivilege	2760	msiexec.exe
Token: SeCreateTokenPrivilege	4660	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4660	msiexec.exe
Token: SeLockMemoryPrivilege	4660	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4660	msiexec.exe
Token: SeMachineAccountPrivilege	4660	msiexec.exe
Token: SeTcbPrivilege	4660	msiexec.exe
Token: SeSecurityPrivilege	4660	msiexec.exe
Token: SeTakeOwnershipPrivilege	4660	msiexec.exe
Token: SeLoadDriverPrivilege	4660	msiexec.exe
Token: SeSystemProfilePrivilege	4660	msiexec.exe
Token: SeSystemtimePrivilege	4660	msiexec.exe
Token: SeProfSingleProcessPrivilege	4660	msiexec.exe
Token: SeIncBasePriorityPrivilege	4660	msiexec.exe
Token: SeCreatePagefilePrivilege	4660	msiexec.exe
Token: SeCreatePermanentPrivilege	4660	msiexec.exe
Token: SeBackupPrivilege	4660	msiexec.exe
Token: SeRestorePrivilege	4660	msiexec.exe
Token: SeShutdownPrivilege	4660	msiexec.exe
Token: SeDebugPrivilege	4660	msiexec.exe
Token: SeAuditPrivilege	4660	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4660	msiexec.exe
Token: SeChangeNotifyPrivilege	4660	msiexec.exe
Token: SeRemoteShutdownPrivilege	4660	msiexec.exe
Token: SeUndockPrivilege	4660	msiexec.exe
Token: SeSyncAgentPrivilege	4660	msiexec.exe
Token: SeEnableDelegationPrivilege	4660	msiexec.exe
Token: SeManageVolumePrivilege	4660	msiexec.exe
Token: SeImpersonatePrivilege	4660	msiexec.exe
Token: SeCreateGlobalPrivilege	4660	msiexec.exe
Token: SeBackupPrivilege	3580	vssvc.exe
Token: SeRestorePrivilege	3580	vssvc.exe
Token: SeAuditPrivilege	3580	vssvc.exe
Token: SeBackupPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe
Token: SeTakeOwnershipPrivilege	2760	msiexec.exe
Token: SeRestorePrivilege	2760	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

4660 msiexec.exe
4660 msiexec.exe

pid	process
4660	msiexec.exe
4660	msiexec.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

msiexec.exe

description	pid	process	target process
PID 2760 wrote to memory of 916	2760	msiexec.exe	srtasks.exe
PID 2760 wrote to memory of 916	2760	msiexec.exe	srtasks.exe

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\ace6e57bae77662196232131131e784e_JaffaCakes118.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4660

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\system32\srtasks.exe
C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
2⤵
PID:916

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3580

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

2

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Config.Msi\e57aa99.rbs
Filesize
8KB

MD5
57ce760db8f887f552bd829eb903ab47

SHA1
6783c18f1a30c74051294feea4d412a6490fca5c

SHA256
e9f4864000fd6efa6624c725f2a8adaf857e303e89ebcf19975bb31214e92c42

SHA512
da4bceb597f0dca92d39d502cae54c0626ca29896bd753e1f27330600db3fe52ea3d75f9391dcc21e886b2d6cde272a3a8298ba9f0dffa1c48cad6e0d59c4895

Download Submit
\??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
Filesize
23.7MB

MD5
cf399f439629069da630c80ea1929e18

SHA1
298a5fabf3cd330e88068507a0d5f3a0123f843f

SHA256
eecf1416c1567206013bf151392c2e2fa666006bc7eaca9e16a456b823359571

SHA512
2c85e88f3c68c4b0fbe21ffed912fa4ee15e04c877d28f09ebbed9aab3743c48fed37b80407f1f295fa00ca45e022f6404cb094ed6041f38054fd848a9641424

Download Submit
\??\Volume{8ccc3c3f-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{e212a25f-b0bb-4be6-b6aa-10300271c7cd}_OnDiskSnapshotProp
Filesize
6KB

MD5
8ba7ab07b77822d8ba751dc780d3e3cf

SHA1
0869a211ba87889d4f29280331249ffa2e0a495b

SHA256
7ca4c9fda7f703be708ff736c9eaa9a803b44d0df71c1b8c72cc75d10862f7a4

SHA512
7beaed15954d63ae80160a41c875be5aa0207ca39cd5c3d152cb4eb502563898c4b619c930fdd2d1f5852edb8e05d7444c96113067fda42cdbe168e401ecdde2

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads