revengerat | d91912b4b945e88e881e54573390e6723cfc41916b6546453b59e60f9beee337

Analysis

max time kernel
1781s
max time network
1802s
platform
windows10_x64
resource
win10v20201028
submitted
20-11-2020 14:34

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General

Target

905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe

Score

10^/10

revengerat xmrig xdsddd miner stealer trojan

Malware Config

Extracted

Family

revengerat

Botnet

XDSDDD

84.91.119.105:333

Mutex

RV_MUTEX-wtZlNApdygPh

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

RevengeRat Executable 2 IoCs

stealer

Processes:

resource	yara_rule
C:\Windows\System32\MSSCS.exe	revengerat
C:\Windows\system32\MSSCS.exe	revengerat

Executes dropped EXE 1 IoCs

Processes:

MSSCS.exe

pid process

1468 MSSCS.exe

pid	process
1468	MSSCS.exe

Drops file in System32 directory 3 IoCs

Processes:

905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exeMSSCS.exe

description	ioc	process
File created	C:\Windows\system32\MSSCS.exe	905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe
File opened for modification	C:\Windows\system32\MSSCS.exe	905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe
File opened for modification	C:\Windows\system32\MSSCS.exe	MSSCS.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exeMSSCS.exe

description	pid	process
Token: SeDebugPrivilege	4764	905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe
Token: SeDebugPrivilege	1468	MSSCS.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe

description	pid	process	target process
PID 4764 wrote to memory of 1468	4764	905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe	MSSCS.exe
PID 4764 wrote to memory of 1468	4764	905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe	MSSCS.exe

C:\Users\Admin\AppData\Local\Temp\905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe
"C:\Users\Admin\AppData\Local\Temp\905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4764

C:\Windows\system32\MSSCS.exe
"C:\Windows\system32\MSSCS.exe"
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:1468

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\System32\MSSCS.exe
MD5
6fe3fb85216045fdf8186429c27458a7

SHA1
ef2c68d0b3edf3def5d90f1525fe87c2142e5710

SHA256
905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550

SHA512
d2180f2d7ca35362a2dc322801fb0eee22820f2ac317c0be4c788c31d3939d30c9b356bf8daf0746545fb66092471f46f5d47c40403ed68b09415fcca90a125c

Download Submit
C:\Windows\system32\MSSCS.exe
MD5
6fe3fb85216045fdf8186429c27458a7

SHA1
ef2c68d0b3edf3def5d90f1525fe87c2142e5710

SHA256
905d572f23883f5f161f920e53473989cf7dffc16643aa759f77842e54add550

SHA512
d2180f2d7ca35362a2dc322801fb0eee22820f2ac317c0be4c788c31d3939d30c9b356bf8daf0746545fb66092471f46f5d47c40403ed68b09415fcca90a125c

Download Submit
memory/1468-1-0x0000000000000000-mapping.dmp

Download
memory/1468-4-0x00007FF942880000-0x00007FF943220000-memory.dmp

Filesize
9.6MB

Download
memory/4764-0-0x00007FF942880000-0x00007FF943220000-memory.dmp

Filesize
9.6MB

Download