latrodectus | 4dabba4dbabba2b5201fca7e525859946ad860e2693574dc2a6d18348b0c8b95

Analysis

max time kernel
133s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-08-2024 19:58

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General

Target

4dabba4dbabba2b5201fca7e525859946ad860e2693574dc2a6d18348b0c8b95.dll
Size

1.1MB
MD5

11bba295ee381161292c384c2eca7a0c
SHA1

2ce64388e396af0c1d96c8544fca6cfee0644f54
SHA256

4dabba4dbabba2b5201fca7e525859946ad860e2693574dc2a6d18348b0c8b95
SHA512

42d926b2a6a4dc99f264a7a38ab951e55f5b126313d8f3250698aca65aea6330030940c91179b29b563c625ddd8f2672ddb7ec3a4f440ffe32dcd3d6cb982f55
SSDEEP

24576:v5ES9brXkkkZGzAUQX9cVPPCGNFpTbMe9:R7brUsI9cVPPCGNFtwe9

Score

10^/10

latrodectus loader

Malware Config

Signatures

Detects Latrodectus 3 IoCs

Detects Latrodectus v1.4.

resource	yara_rule
behavioral2/memory/2892-0-0x0000020E49E80000-0x0000020E49E96000-memory.dmp	family_latrodectus_1_4
behavioral2/memory/2892-4-0x0000020E49E80000-0x0000020E49E96000-memory.dmp	family_latrodectus_1_4
behavioral2/memory/4612-6-0x000001DD19C60000-0x000001DD19C76000-memory.dmp	family_latrodectus_1_4

Latrodectus loader
Latrodectus is a loader written in C++.
loader latrodectus

Deletes itself 1 IoCs

pid	Process
2892	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4612	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2892	rundll32.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 4612	2892	rundll32.exe	84
PID 2892 wrote to memory of 4612	2892	rundll32.exe	84

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4dabba4dbabba2b5201fca7e525859946ad860e2693574dc2a6d18348b0c8b95.dll,#1
1⤵
- Deletes itself
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\system32\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_8e7a47d6.dll", #1
  2⤵
  - Loads dropped DLL
  PID:4612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Custom_update\Update_8e7a47d6.dll

Filesize
1.1MB

MD5
11bba295ee381161292c384c2eca7a0c

SHA1
2ce64388e396af0c1d96c8544fca6cfee0644f54

SHA256
4dabba4dbabba2b5201fca7e525859946ad860e2693574dc2a6d18348b0c8b95

SHA512
42d926b2a6a4dc99f264a7a38ab951e55f5b126313d8f3250698aca65aea6330030940c91179b29b563c625ddd8f2672ddb7ec3a4f440ffe32dcd3d6cb982f55

Download Submit
memory/2892-0-0x0000020E49E80000-0x0000020E49E96000-memory.dmp

Filesize
88KB

Download
memory/2892-4-0x0000020E49E80000-0x0000020E49E96000-memory.dmp

Filesize
88KB

Download
memory/2892-2-0x0000000180000000-0x0000000180122000-memory.dmp

Filesize
1.1MB

Download
memory/4612-6-0x000001DD19C60000-0x000001DD19C76000-memory.dmp

Filesize
88KB

Download