General

  • Target

    ORDER -ASLF1SR00116-PDF.doc

  • Size

    1.9MB

  • Sample

    210727-1dpwkfw6pe

  • MD5

    0c0b60565c79f37d0e1d15b3b2013fc4

  • SHA1

    efcb55212302d0711069bdca97897b45f739358a

  • SHA256

    555467cb88d23529540d6d644cbd1862cf04a728d783b0f908457c073d5d5316

  • SHA512

    62b4b6f704798d1b9b5ebd88d2ed26ff46c86d5cc4564aab75fad18a7ed226387b923026366a82fc2d4ce8fd8d5fb82332ed4a6f85ccba351d669ea8d2fcacfa

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.yummylipz.net/b8eu/

Decoy

ppslide.com

savorysinsation.com

camilaediego2021.com

rstrunk.net

xianshikanxiyang.club

1borefruit.com

ay-danil.club

xamangxcoax.club

waltonunderwood.com

laurabissell.com

laurawmorrow.com

albamauto.net

usamlb.com

theoyays.com

freeitproject.com

jijiservice.com

ukcarpetclean.com

wc399.com

xn--pskrtmebeton-dlbc.online

exclusivemerchantsolutions.com

Targets

    • Target

      ORDER -ASLF1SR00116-PDF.doc

    • Size

      1.9MB

    • MD5

      0c0b60565c79f37d0e1d15b3b2013fc4

    • SHA1

      efcb55212302d0711069bdca97897b45f739358a

    • SHA256

      555467cb88d23529540d6d644cbd1862cf04a728d783b0f908457c073d5d5316

    • SHA512

      62b4b6f704798d1b9b5ebd88d2ed26ff46c86d5cc4564aab75fad18a7ed226387b923026366a82fc2d4ce8fd8d5fb82332ed4a6f85ccba351d669ea8d2fcacfa

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

    • Xloader Payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Exploitation for Client Execution

1
T1203

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks