9899d0f860f8097ccd07091a40d88a6f79cb92c8b9c2917845cc1d329ba85a71

Resubmissions

22-01-2021 13:50

210122-8mzgcvqz7j 8

22-01-2021 13:30

210122-9kfvyp6lrx 8

22-01-2021 13:27

210122-t61ddv7plj 10

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7v20201028
submitted
22-01-2021 13:50

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General

Target

06456edb20ab947356811ad8ce3a16ae3ea702342163b67907217a3d28b6d698.dll
Size

7.5MB
MD5

d88626469337e68200907f9c3573eb04
SHA1

9ac4991a8518166ac9b11bfca02045ba1c7822fd
SHA256

06456edb20ab947356811ad8ce3a16ae3ea702342163b67907217a3d28b6d698
SHA512

e6fbd55aeecf8d03bb621311918ddff34ed254ed580e4d2ce2d254f23c6dcfadb64f6701e61bd921042100f7f06ee112d7348d8c7ff0ba014a2a2ea8d8e28175

Score

8^/10

discovery spyware

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

Processes:

RUNDLL32.EXE

flow pid process

5 1792 RUNDLL32.EXE
6 1792 RUNDLL32.EXE
7 1792 RUNDLL32.EXE
8 1792 RUNDLL32.EXE
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

flow	pid	process
5	1792	RUNDLL32.EXE
6	1792	RUNDLL32.EXE
7	1792	RUNDLL32.EXE
8	1792	RUNDLL32.EXE

Drops desktop.ini file(s) 9 IoCs

Processes:

RUNDLL32.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NXBH52U7\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\F6O5NPVK\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\8DDKLDOL\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\F6QQJELO\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\RKGIF8TT\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M1AZJ0WQ\desktop.ini	RUNDLL32.EXE
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows\History\History.IE5\desktop.ini	RUNDLL32.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

regsvr32.exeRUNDLL32.EXE

description pid process

Token: SeDebugPrivilege 2032 regsvr32.exe
Token: SeDebugPrivilege 1792 RUNDLL32.EXE

description	pid	process
Token: SeDebugPrivilege	2032	regsvr32.exe
Token: SeDebugPrivilege	1792	RUNDLL32.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 792 wrote to memory of 2032	792	regsvr32.exe	regsvr32.exe
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE
PID 2032 wrote to memory of 1792	2032	regsvr32.exe	RUNDLL32.EXE

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\06456edb20ab947356811ad8ce3a16ae3ea702342163b67907217a3d28b6d698.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:792

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\06456edb20ab947356811ad8ce3a16ae3ea702342163b67907217a3d28b6d698.dll
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032

C:\Windows\SysWOW64\RUNDLL32.EXE
C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\06456edb20ab947356811ad8ce3a16ae3ea702342163b67907217a3d28b6d698.dll,gFom
3⤵
- Blocklisted process makes network request
- Drops desktop.ini file(s)
- Suspicious use of AdjustPrivilegeToken
PID:1792

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/792-2-0x000007FEFBF81000-0x000007FEFBF83000-memory.dmp

Filesize
8KB

Download
memory/1792-7-0x0000000000000000-mapping.dmp

Download
memory/1792-12-0x00000000022E0000-0x0000000002A62000-memory.dmp

Filesize
7.5MB

Download
memory/1792-13-0x0000000074C00000-0x0000000074DA3000-memory.dmp

Filesize
1.6MB

Download
memory/1792-14-0x00000000034B1000-0x0000000003B0E000-memory.dmp

Filesize
6.4MB

Download
memory/2032-3-0x0000000000000000-mapping.dmp

Download
memory/2032-4-0x00000000765E1000-0x00000000765E3000-memory.dmp

Filesize
8KB

Download
memory/2032-5-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2032-6-0x0000000074780000-0x0000000074923000-memory.dmp

Filesize
1.6MB

Download
memory/2032-9-0x00000000020C0000-0x0000000002842000-memory.dmp

Filesize
7.5MB

Download
memory/2032-10-0x0000000003651000-0x0000000003CAE000-memory.dmp

Filesize
6.4MB

Download