nullmixer

General

Target

7d12550f98dc72b2f48816a9e979dfe9
Size

4.6MB
Sample

240128-n7xzhaabd2
MD5

7d12550f98dc72b2f48816a9e979dfe9
SHA1

2c69cb985d7c422faa5c2e424b72ca45e94a6666
SHA256

854e5c0dbeb31b0953c41b36dc88fa4e959c00c848fb723dc2f9223aeb5a359a
SHA512

5bc8141307ce2ac887961717e6f087f087da87c9ab654fcbeb583bdbb23081559d60fca36d2d0413303ceefaa70ae58fd8ec367f1045817d54ce7432fb4fdd7e
SSDEEP

98304:yju4l+nX+HrTHNIgv9Ks/54b2X1sPPlki4YRTTLDPK:y8OH3HNXv9Ks/5Ge1sPPl+sTTS

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

vidar

Version

39.9

Botnet

706

C2

https://prophefliloc.tumblr.com/

Attributes

profile_id
706

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32

Extracted

Family

redline

Botnet

Build1

C2

45.142.213.135:30058

Extracted

Family

nullmixer

C2

http://watira.xyz/

Targets

- Target
  
  7d12550f98dc72b2f48816a9e979dfe9
- Size
  
  4.6MB
- MD5
  
  7d12550f98dc72b2f48816a9e979dfe9
- SHA1
  
  2c69cb985d7c422faa5c2e424b72ca45e94a6666
- SHA256
  
  854e5c0dbeb31b0953c41b36dc88fa4e959c00c848fb723dc2f9223aeb5a359a
- SHA512
  
  5bc8141307ce2ac887961717e6f087f087da87c9ab654fcbeb583bdbb23081559d60fca36d2d0413303ceefaa70ae58fd8ec367f1045817d54ce7432fb4fdd7e
- SSDEEP
  
  98304:yju4l+nX+HrTHNIgv9Ks/54b2X1sPPlki4YRTTLDPK:y8OH3HNXv9Ks/5Ge1sPPl+sTTS
Score

10^/10

privateloader redline risepro sectoprat smokeloader socelars vidar 706 build1 pub5 aspackv2 backdoor discovery infostealer loader persistence rat spyware stealer trojan nullmixer dropper evasion
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- NullMixer
  NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.
  dropper nullmixer
- PrivateLoader
  PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
  loader privateloader
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- RisePro
  RisePro stealer is an infostealer distributed by PrivateLoader.
  stealer risepro
- SectopRAT
  SectopRAT is a remote access trojan first seen in November 2019.
  trojan rat sectoprat
- SectopRAT payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Socelars
  Socelars is an infostealer targeting browser cookies and credit card credentials.
  stealer socelars
- Socelars payload
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Vidar Stealer
  stealer
- ASPack v2.12-2.42
  Detects executables packed with ASPack v2.12-2.42
  aspackv2
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Drops Chrome extension
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Looks up geolocation information via web service
  Uses a legitimate geolocation service to find the infected system's geolocation info.
behavioral1 behavioral2
- Target
  
  setup_installer.exe
- Size
  
  4.6MB
- MD5
  
  5e9a864382552ed5a7f9a8dbcad75901
- SHA1
  
  46bf925209d38ffaa39e15adce1491e288618509
- SHA256
  
  b90ac2c0cfc535ed7ddc1bf15feabe0012591d2737bc355a8a05dafe3c57845f
- SHA512
  
  b4738df097c80d8d0790a37f1ae42ac7c02e0d8e437c67290375cf9b01f719673eae6abf2f31f4a7e0d103265f3a66ffa7720914d9a11bc5d1c9fdb7fbdc6192
- SSDEEP
  
  98304:xBCvLUBsgLOAwGX5bThkYHz9kOVVAPj+9VhfIpqsDfqsKuJgC:xKLUCgaAw2Xhbn2P6BfgJr/P
Score

10^/10

privateloader redline risepro sectoprat smokeloader socelars vidar xmrig 706 build1 pub5 aspackv2 backdoor discovery evasion infostealer loader miner persistence rat spyware stealer trojan nullmixer dropper
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- NullMixer
  NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.
  dropper nullmixer
- PrivateLoader
  PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
  loader privateloader
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- RisePro
  RisePro stealer is an infostealer distributed by PrivateLoader.
  stealer risepro
- SectopRAT
  SectopRAT is a remote access trojan first seen in November 2019.
  trojan rat sectoprat
- SectopRAT payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Socelars
  Socelars is an infostealer targeting browser cookies and credit card credentials.
  stealer socelars
- Socelars payload
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- xmrig
  XMRig is a high performance, open source, cross platform CPU/GPU miner.
  miner xmrig
- Vidar Stealer
  stealer
- XMRig Miner payload
  miner
- ASPack v2.12-2.42
  Detects executables packed with ASPack v2.12-2.42
  aspackv2
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Looks up geolocation information via web service
  Uses a legitimate geolocation service to find the infected system's geolocation info.
- Suspicious use of SetThreadContext
behavioral3 behavioral4