8ee4dbbdcfbbe13669f0484b168d5d9fa7b3db7732b567c9ae507f3bdd39afd3

General

Target

8ee4dbbdcfbbe13669f0484b168d5d9fa7b3db7732b567c9ae507f3bdd39afd3.dll
Size

130KB
MD5

80604b65968dcb6b013d182203e016ae
SHA1

cb80aaeaa2f500d58e390d7d5e5e7f58917a2636
SHA256

8ee4dbbdcfbbe13669f0484b168d5d9fa7b3db7732b567c9ae507f3bdd39afd3
SHA512

e7bfcc6b3495459ca0f51b2ccb4042437e940143aaf2d62074c7f004eac5bbb4f9492ce2003833f661de50995cf1336330b3f42f17ee32ca3004850104fb7818

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 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:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3064 3476 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3064	3476	WerFault.exe	rundll32.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

Processes:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

rundll32.exeWerFault.exe

pid	process
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe
3064	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3064 WerFault.exe
Token: SeBackupPrivilege 3064 WerFault.exe
Token: SeDebugPrivilege 3064 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3064	WerFault.exe
Token: SeBackupPrivilege	3064	WerFault.exe
Token: SeDebugPrivilege	3064	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2820 wrote to memory of 3476	2820	rundll32.exe	rundll32.exe
PID 2820 wrote to memory of 3476	2820	rundll32.exe	rundll32.exe
PID 2820 wrote to memory of 3476	2820	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ee4dbbdcfbbe13669f0484b168d5d9fa7b3db7732b567c9ae507f3bdd39afd3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2820

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ee4dbbdcfbbe13669f0484b168d5d9fa7b3db7732b567c9ae507f3bdd39afd3.dll,#1
2⤵
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 680
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3064

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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