e98671b2d66ed8e660d8653d19773ca46706a43c3d489b947df1fd4b0cefce41

Analysis

max time kernel
146s
max time network
123s
platform
windows7_x64
resource
win7v20201028
submitted
09-11-2020 19:27

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General

Target

file.dll
Size

164KB
MD5

7d113ca1ae3f5d652e95a7235bb5f500
SHA1

ac1a058579d7fc2795b114e9f5b127d16c6cb8f2
SHA256

e98671b2d66ed8e660d8653d19773ca46706a43c3d489b947df1fd4b0cefce41
SHA512

80bb2ca4475afe8d9ce35c38ab4c25358f07aea28f7d1c7034c64e4cb17614760cfd836869b5dc7bb5834b8075178e2831c5a1741698262910836d1d83659a18

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

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 1796	756	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\file.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:756

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\file.dll,#1
2⤵
- Enumerates connected drives
PID:1796

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1796-0-0x0000000000000000-mapping.dmp

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