fbb58016f40bf8e8f58b0362be03df6a2c99eb7e6756a1978037cc8c6fcf2896

Analysis

max time kernel
117s
max time network
126s
platform
windows10_x64
resource
win10-en-20211208
submitted
24-01-2022 00:40

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General

Target

fbb58016f40bf8e8f58b0362be03df6a2c99eb7e6756a1978037cc8c6fcf2896.dll
Size

115KB
MD5

5a793af84eae513aaa985bf8a161113d
SHA1

b06c5837fbf61e4c4274fede1d5622746ffe3dad
SHA256

fbb58016f40bf8e8f58b0362be03df6a2c99eb7e6756a1978037cc8c6fcf2896
SHA512

0db511708c11b5991bb9d2f6ef69ede9577fd89175f5c2b89c36785d40d2775453e13d33c644a55d6380c0605f3a5a1cf4a77baf2c02cf59d2786a369fafe5a6

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

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 2792 rundll32.exe

description	pid	process
Token: SeDebugPrivilege	2792	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2324 wrote to memory of 2792	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2792	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2792	2324	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb58016f40bf8e8f58b0362be03df6a2c99eb7e6756a1978037cc8c6fcf2896.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb58016f40bf8e8f58b0362be03df6a2c99eb7e6756a1978037cc8c6fcf2896.dll,#1
2⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:2792

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2312

Network

MITRE ATT&CK Enterprise v6

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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