bruteratel | 8144325e7af0e9b0d1de09d6f6b08854d7c7316b5340462d92b3cf61ece16148

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2023 21:06

Target

b369ed704c293b76452ee1bdd99a69bbb76b393a4a9d404e0b5df59a00cff074.dll
Size

46KB
MD5

20a1b981278554db005802d4d8e82596
SHA1

eaa9172c1cd7f38b17a5e8e952cfff6f5fe6a741
SHA256

b369ed704c293b76452ee1bdd99a69bbb76b393a4a9d404e0b5df59a00cff074
SHA512

63f8d3dae6ba43068962c02a54d560281aa4caf46b1c22b977ba89be975c744c1ea00b67d8e35cbcd8afbf01829e6033b536479d332c6acbc8ed0159ee6a70d1
SSDEEP

768:YMWqDAZLIY2vSDNBDHtsM+/KC9FY1XPEWFXJzuxUknWJbe57xUMvmPPBKPPELYaN:YFqDAZLIY2vShBDHts/99FY1XnQtncbK

Score

10^/10

Family

bruteratel

45.43.2.62:443

Attributes

c2_auth
ransomness12345
uri
/blog
/view
/register
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36

Brute Ratel C4
A customized command and control framework for red teaming and adversary simulation.
backdoor bruteratel
Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

38 444 rundll32.exe
55 444 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

jsggr.exe

pid process

1488 jsggr.exe
Drops file in Windows directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\Tasks\ulhsaxllkvvcoonmaxf.job rundll32.exe

flow	pid	process
38	444	rundll32.exe
55	444	rundll32.exe

pid	process
1488	jsggr.exe

description	ioc	process
File created	C:\Windows\Tasks\ulhsaxllkvvcoonmaxf.job	rundll32.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

jsggr.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	jsggr.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	jsggr.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	jsggr.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	jsggr.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	jsggr.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	jsggr.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	jsggr.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	jsggr.exe

C:\Users\Admin\AppData\Local\Temp\jsggr.exe
Filesize
287KB

MD5
e7978edb4b553918e4222d8457c23aeb

SHA1
3d1ac508e9efa8777eb78ea12e90f1adaeabaa0e

SHA256
c6c02a4e5dc5d830d9d16cb51e6e4ef3e640385648d0ec09627032757704eaa3

SHA512
0863911083e059f16a2cd3503418d086b47d9ec9b3dcd54e5883c49a6a1163f56e42c6f3306cb3bb51b5ea89dcd7c1097c9356257377245ba552d3e38a9b4700

Download Submit
C:\Users\Admin\AppData\Local\Temp\jsggr.exe
Filesize
287KB

MD5
e7978edb4b553918e4222d8457c23aeb

SHA1
3d1ac508e9efa8777eb78ea12e90f1adaeabaa0e

SHA256
c6c02a4e5dc5d830d9d16cb51e6e4ef3e640385648d0ec09627032757704eaa3

SHA512
0863911083e059f16a2cd3503418d086b47d9ec9b3dcd54e5883c49a6a1163f56e42c6f3306cb3bb51b5ea89dcd7c1097c9356257377245ba552d3e38a9b4700

Download Submit
memory/1488-134-0x0000000000180000-0x00000000001BF000-memory.dmp

Filesize
252KB

Download
memory/1488-145-0x0000000000180000-0x00000000001BF000-memory.dmp

Filesize
252KB

Download