Resubmissions

24-11-2022 01:33

221124-byys8aaa97 10

23-11-2022 13:44

221123-q1t1dafd39 8

General

  • Target

    4_6048434599929842876.js

  • Size

    9KB

  • Sample

    221124-byys8aaa97

  • MD5

    f0d8c4e88c78cb534e1bf4df33cd0edf

  • SHA1

    56e576823ce200a5d079b245cec26c4e1af71b4b

  • SHA256

    392d3c413e8ea60cd0c8ec8876f0ff381aac710dce9ccb7f0f3432117582ee89

  • SHA512

    25601825fd6b756aa65f84ab3bbf7f9ed3b953ea77d26b36fbeb91979c3d8abd0f655a9ace4f0510073a890c1fada5bd147a71bca6a563aa01c1dd66d1150082

  • SSDEEP

    192:gRwZrQjrWzVD3CxZRfVjl/yzrPKs3RuHLKyJW7X1Kz5uMYICz5uaYzZ46Qz5IaYr:vZQjrWo3/ySa42yYFNaxSr+uai01z7U0

Malware Config

Extracted

Family

formbook

Campaign

a3c0

Decoy

sQND4WdTOlkFZlIDVHk3N6w=

q+EQwUVJu0rqKMvucOA=

nf4X7hV5HnoX

D2GdxSupGqxnbntNXXJp+w==

KoafL5HWwP+dkIBzBGFB5g==

1xVJ44BmoRm3DNlzGHJX

UYqmwE2sg4Vs5dM=

Jo62P3tOy75tHQ==

/GeWSaKPP50rCg==

PZnUga+I0irSgi0Mieg=

Qq3jB6ADzvuvtjaTC2zo8w==

/EuBFH8FGV4K

X77vcuHgVNFutJyPCWj00bya

8G2Ond0wiP7wr1q4

FHaWv/JCjt7Im5NFHnNf

FG2UQcq8nnlv1c4=

WaW7Fh1B8o01AA==

B0prj62IYqtFLyEECFgQ1JKD

LYeyy+6iB2sV

zxVH23VoYL1fYBiGVL62CvZe0A==

Targets

    • Target

      4_6048434599929842876.js

    • Size

      9KB

    • MD5

      f0d8c4e88c78cb534e1bf4df33cd0edf

    • SHA1

      56e576823ce200a5d079b245cec26c4e1af71b4b

    • SHA256

      392d3c413e8ea60cd0c8ec8876f0ff381aac710dce9ccb7f0f3432117582ee89

    • SHA512

      25601825fd6b756aa65f84ab3bbf7f9ed3b953ea77d26b36fbeb91979c3d8abd0f655a9ace4f0510073a890c1fada5bd147a71bca6a563aa01c1dd66d1150082

    • SSDEEP

      192:gRwZrQjrWzVD3CxZRfVjl/yzrPKs3RuHLKyJW7X1Kz5uMYICz5uaYzZ46Qz5IaYr:vZQjrWo3/ySa42yYFNaxSr+uai01z7U0

    • Formbook

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks