e82fe9ce4fec710c6f02dc3ed738e5a88955d4d938957ec2b49119d5018ecb81

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-11-2024 09:45

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General

Target

RuntimeBrokerVers.exe
Size

13.1MB
MD5

4fd34971f2551e33806360ba5ee86e5e
SHA1

a3f2fe7d770d45c0b98bdbdf3322614582e41d59
SHA256

e82fe9ce4fec710c6f02dc3ed738e5a88955d4d938957ec2b49119d5018ecb81
SHA512

1c01226cb0a061675a8af6db24dea570881bbd7a2d6c8e21aaf51884bf4b64a2011dcc881507fb0b0a0191f8dc180831833eb175f07d6fdee72ed11748183281
SSDEEP

393216:85CCDJlS/FyOUUGafnbRngsndGKLYHSJj:8oCytjGafSsdx4k

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2292	RuntimeBrokerVers.exe

Loads dropped DLL 2 IoCs

pid	Process
2900	RuntimeBrokerVers.exe
2292	RuntimeBrokerVers.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 2292	2900	RuntimeBrokerVers.exe	29
PID 2900 wrote to memory of 2292	2900	RuntimeBrokerVers.exe	29
PID 2900 wrote to memory of 2292	2900	RuntimeBrokerVers.exe	29

C:\Users\Admin\AppData\Local\Temp\RuntimeBrokerVers.exe
"C:\Users\Admin\AppData\Local\Temp\RuntimeBrokerVers.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Users\Admin\AppData\Local\Temp\onefile_2900_133761375135432000\RuntimeBrokerVers.exe
  "C:\Users\Admin\AppData\Local\Temp\RuntimeBrokerVers.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\onefile_2900_133761375135432000\python311.dll

Filesize
5.5MB

MD5
5a5dd7cad8028097842b0afef45bfbcf

SHA1
e247a2e460687c607253949c52ae2801ff35dc4a

SHA256
a811c7516f531f1515d10743ae78004dd627eba0dc2d3bc0d2e033b2722043ce

SHA512
e6268e4fad2ce3ef16b68298a57498e16f0262bf3531539ad013a66f72df471569f94c6fcc48154b7c3049a3ad15cbfcbb6345dacb4f4ed7d528c74d589c9858

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\Users\Admin\AppData\Local\Temp\onefile_2900_133761375135432000\RuntimeBrokerVers.exe

Filesize
23.1MB

MD5
d71750b08d81d33e6bead1ceb707bc4f

SHA1
ceb0fe13317e7ef87377d385e9cf869343958971

SHA256
6d350fd6d807f267f5b615cf5937dabb99e5f30ed3b3310e1bf2aa2a34f93f8e

SHA512
9cdc43bce53cc6b9a388b9fb50bf81db413432beb0b607d14942db6ceddceeb38cbeb9896916bf73a72e06731d16755f20a475523be63177996a3d9bcdd6fa0b

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