General

  • Target

    tmp

  • Size

    989KB

  • Sample

    221101-tpryesdcg3

  • MD5

    8fdeb9288ce47576a8607e2e58ab41e6

  • SHA1

    e0c3f9a45831d582f4aedee7390334a1fae5a059

  • SHA256

    a9ed1381e07210fbb362eecb1ccd3bb75464bd7f63374c88521d8395fd660ed8

  • SHA512

    6e2c48d104662a69fe19f990ccc2dd79f4fde941c323ebcfcb1e1dd57a172afb9c25f98d963a29df6953be9846bf7589dde55b81145d64961f0c5ee19f1f529d

  • SSDEEP

    12288:YNvpX+P31dxk8ihCwhuJ9zps7vT2DPC7VLRpelCwT5SoXDDgKTaPubII:yONdxk15uJLs7vycAlrT5ZXvgmh

Malware Config

Extracted

Family

formbook

Campaign

ncpr

Decoy

bVBX5DcJzr9yf94C3w==

pAza9ePFpFp759M=

GeHCdpsX/21yf94C3w==

A86m2jOAb2lCta5KjFGSBLa0Bdru/eQt

bEERX4lbMxXbYU3pYqPIU32+

XLFilcOTXqV04j9CxpgWTXS2

UQTWj58OqzP2ew==

MqVmrtvUwL+EuyI6FfY+xgYaxA==

Fe3ugYgE7GZT3UohKWCrog==

YsWZa7gt9HJXwDhOrwIWTXS2

9mk4g8/Nnlp759M=

g01M0Tsk/vVnrhpC5zZrpw==

ec6PYogewB7aZw==

JveT+/6JbtwGUcTPwA==

EO3y7N6/n5uK0eyQ+bdcU7x9zA==

SRMfKoboyEnEDYOUZWns8TU=

kW15b1o+IOtNpgst5zZrpw==

gUo40RWBHijfIAiuuMdrKA+WMdA=

HvDy2QVdG2cjuiJC7WrE6i4=

uwOMiN8j6q9/966Mltg=

Extracted

Family

xloader

Version

3.Æ…

Campaign

ncpr

Decoy

bVBX5DcJzr9yf94C3w==

pAza9ePFpFp759M=

GeHCdpsX/21yf94C3w==

A86m2jOAb2lCta5KjFGSBLa0Bdru/eQt

bEERX4lbMxXbYU3pYqPIU32+

XLFilcOTXqV04j9CxpgWTXS2

UQTWj58OqzP2ew==

MqVmrtvUwL+EuyI6FfY+xgYaxA==

Fe3ugYgE7GZT3UohKWCrog==

YsWZa7gt9HJXwDhOrwIWTXS2

9mk4g8/Nnlp759M=

g01M0Tsk/vVnrhpC5zZrpw==

ec6PYogewB7aZw==

JveT+/6JbtwGUcTPwA==

EO3y7N6/n5uK0eyQ+bdcU7x9zA==

SRMfKoboyEnEDYOUZWns8TU=

kW15b1o+IOtNpgst5zZrpw==

gUo40RWBHijfIAiuuMdrKA+WMdA=

HvDy2QVdG2cjuiJC7WrE6i4=

uwOMiN8j6q9/966Mltg=

Targets

    • Target

      tmp

    • Size

      989KB

    • MD5

      8fdeb9288ce47576a8607e2e58ab41e6

    • SHA1

      e0c3f9a45831d582f4aedee7390334a1fae5a059

    • SHA256

      a9ed1381e07210fbb362eecb1ccd3bb75464bd7f63374c88521d8395fd660ed8

    • SHA512

      6e2c48d104662a69fe19f990ccc2dd79f4fde941c323ebcfcb1e1dd57a172afb9c25f98d963a29df6953be9846bf7589dde55b81145d64961f0c5ee19f1f529d

    • SSDEEP

      12288:YNvpX+P31dxk8ihCwhuJ9zps7vT2DPC7VLRpelCwT5SoXDDgKTaPubII:yONdxk15uJLs7vycAlrT5ZXvgmh

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks