General

  • Target

    183c6aa694124103e3896ee7b71175f4a81d9533218617cb80d60d9307b53c90.exe

  • Size

    44.4MB

  • Sample

    241122-ck246askd1

  • MD5

    af3c0e9cada6c8e34d2c1a9e8b77feba

  • SHA1

    f57a1a856bb437d253edd159466c98e81fa3f1a0

  • SHA256

    183c6aa694124103e3896ee7b71175f4a81d9533218617cb80d60d9307b53c90

  • SHA512

    e49f131d3d0e7f68b749f4bc387b30f692a5e73aae2e3e5595ab004e6cac7518bb0b101a8c0022c7401174d5d23de1ccca1dfc433dec8e89c43952ec8a44e093

  • SSDEEP

    786432:+r9TtNURsYshn+BHht9vgoVflXmMgcns2L/vjTR4xz6paBXZH1fGGliTuCbtDdlE:+rpUms94ov2MgDyvjTSxuYfeGibFdDEz

Malware Config

Extracted

Family

lumma

C2

https://quotedjizwe.cyou/api

Targets

    • Target

      183c6aa694124103e3896ee7b71175f4a81d9533218617cb80d60d9307b53c90.exe

    • Size

      44.4MB

    • MD5

      af3c0e9cada6c8e34d2c1a9e8b77feba

    • SHA1

      f57a1a856bb437d253edd159466c98e81fa3f1a0

    • SHA256

      183c6aa694124103e3896ee7b71175f4a81d9533218617cb80d60d9307b53c90

    • SHA512

      e49f131d3d0e7f68b749f4bc387b30f692a5e73aae2e3e5595ab004e6cac7518bb0b101a8c0022c7401174d5d23de1ccca1dfc433dec8e89c43952ec8a44e093

    • SSDEEP

      786432:+r9TtNURsYshn+BHht9vgoVflXmMgcns2L/vjTR4xz6paBXZH1fGGliTuCbtDdlE:+rpUms94ov2MgDyvjTSxuYfeGibFdDEz

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    • Target

      install.exe

    • Size

      136KB

    • MD5

      fca89c62d6ea9f979b3a8d21ee2c4f55

    • SHA1

      bd77809998b5cfef93e3c34af3ddb8292f549d44

    • SHA256

      6b069e5b450898615e709275bc0a53b529f171301a603093bdc17ebd784e0e34

    • SHA512

      f1f1f30d0c07c343d9709dd4a6405751de678886703bd59f2d72751f3d470ca88389b3ce3ba5966282e6f60ae68f13de722e885f4bd1bfae2aad60323edf7df0

    • SSDEEP

      1536:xZ2FWSNhd/4131iO08SKKAP7wBwp8wZtE:T2ddQ131i1pKJP7w2p

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    • Target

      jre/Welcome.html

    • Size

      983B

    • MD5

      3cb773cb396842a7a43ad4868a23abe5

    • SHA1

      ace737f039535c817d867281190ca12f8b4d4b75

    • SHA256

      f450aee7e8fe14512d5a4b445aa5973e202f9ed1e122a8843e4dc2d4421015f0

    • SHA512

      6058103b7446b61613071c639581f51718c12a9e7b6abd3cf3047a3093c2e54b2d9674faf9443570a3bb141f839e03067301ff35422eb9097bd08020e0dd08a4

    Score
    3/10
    • Target

      jre/bin/JAWTAccessBridge-32.dll

    • Size

      14KB

    • MD5

      d63933f4e279a140cc2a941ccff38348

    • SHA1

      75169be2e9bcfe20674d72d43ca6e2bc4a5a9382

    • SHA256

      532d049e0d7a265754902c23b0f150d665a78a3d6fe09ad51c9be8c29d574a3d

    • SHA512

      d7a5023a5eb9b0c3b2ad6f55696a166f07fa60f9d1a12d186b23aaaacc92ef948cb5dffa013afc90c4bbe3de077d591185902384f677d0bae2ff7cfd5db5e06c

    • SSDEEP

      192:7pQMhM63XLPVT6MsMPapRuBUEp7nYe+PjPriT0fwtK:7muL7PV4aapRuBTp7nYPLr7J

    Score
    3/10
    • Target

      jre/bin/JAWTAccessBridge.dll

    • Size

      14KB

    • MD5

      b4eb9b43c293074406adca93681bf663

    • SHA1

      16580fb7139d06a740f30d34770598391b70ac96

    • SHA256

      8cd69af7171f24d57cf1e6d0d7acd2b35b4ea5fdf55105771141876a67917c52

    • SHA512

      a4e999e162b5083b6c6c3eafee4d84d1ec1c61dca6425f849f352ffdccc2e44dfee0625c210a8026f9ff141409eebf9ef15a779b26f59b88e74b6a2ce2e82ef9

    • SSDEEP

      192:0Usw4DPU3XLPVT6GsKOhWIutUinYe+PjPriT0fwyI8:ew7PVIKyWIutDnYPLr728

    Score
    3/10
    • Target

      jre/bin/JavaAccessBridge-32.dll

    • Size

      125KB

    • MD5

      2f808ed0642bd5cf8d4111e0af098bbb

    • SHA1

      006163a07052f3d227c2e541691691b4567f5550

    • SHA256

      61dfb6126eba8d5429f156eaab24ff30312580b0abe4009670f1dd0bc64f87bb

    • SHA512

      27dbda3a922747a031ff7434de5a596725ff5ae2bc6dd83d6d5565eb2ba180b0516896323294459997b545c60c9e06da6c2d8dd462a348a6759a404db0f023a7

    • SSDEEP

      3072:uN77TJSG78+5Orcj5K/e2Hrgc6kZAn1yEkBKMKy1Zf22QYHJiuzTl8ShzzM+64mn:uNXd178+5fJZnQLo

    Score
    3/10
    • Target

      jre/bin/JavaAccessBridge.dll

    • Size

      124KB

    • MD5

      c3ded5f41e28faf89338fb46382e4c3e

    • SHA1

      6f77920776d39550355b146d672c199a3941f908

    • SHA256

      4691603dfabe6d7b7beac887dadc0e96243c2ff4f9a88ce3793e93356c53aa08

    • SHA512

      23621f2856899f40cfa9858dc277372bfe39f0205377543eb23e94422d479a53fdf664f4a9a4515c2285811f01d91ab64a834a03a4d3ab0cb7d78f8af11135ff

    • SSDEEP

      3072:SdQ4jWJt4XChlFavveKSQ4gHK/e2Hrgc6kZAn1y1koKMKy1Zf22QYHJiuzTl8ShM:Sy4SJ1TFavvehc7ZnwEr

    Score
    3/10
    • Target

      jre/bin/WindowsAccessBridge-32.dll

    • Size

      95KB

    • MD5

      f78d2bf2c551be9df6a2f3210a2964c1

    • SHA1

      b6a4160eca4c0d0552234ff69bcfdf45f0a2a352

    • SHA256

      9d18e5421a8606985fa54d7cea921d1b8930358a2e4cdf5fdf2a8b3e4d857288

    • SHA512

      aac8622683be57518f8b03198a03bf1f760e082692c1fb6252e96cdba19d3ceb0a6786ccbd7b98830e865297308fa99dbbea464e41041abdda18aeb862ba993f

    • SSDEEP

      1536:/fHGbDtpt+WfGegcX30EJ4YHiYmRkgAPe+GP8uWg1kQOPt:/w2WfGe/30EWbY4Z+GpWuHOPt

    Score
    3/10
    • Target

      jre/bin/WindowsAccessBridge.dll

    • Size

      93KB

    • MD5

      e5a6231fe1e6fec5f547dfd845d209bc

    • SHA1

      3f21f90ecc377b6099637d5b59593d2415450d45

    • SHA256

      51355ea8a7dc238483c8069361776103779ce9fe3cd0267770e321e6e4368366

    • SHA512

      d5d20df0089f3217b627d39abd57c61e026d0dc537022fb698f85fa6893c7fa348c40295deec78506f0ef608827d39e2f6f3538818ba25e2a0ee1145fcc95940

    • SSDEEP

      1536:EHSB4i2hJwZaDEoDVzkhbyJCAqn9nV+1vkJnHBoY8BK5Hj:EJJwZWEoDVYby81yiBovkHj

    Score
    3/10
    • Target

      jre/bin/awt.dll

    • Size

      1.1MB

    • MD5

      159ccf1200c422ced5407fed35f7e37d

    • SHA1

      177a216b71c9902e254c0a9908fcb46e8d5801a9

    • SHA256

      30eb581c99c8bcbc54012aa5e6084b6ef4fcee5d9968e9cc51f5734449e1ff49

    • SHA512

      ab3f4e3851313391b5b8055e4d526963c38c4403fa74fb70750cc6a2d5108e63a0e600978fa14a7201c48e1afd718a1c6823d091c90d77b17562b7a4c8c40365

    • SSDEEP

      24576:68M4H6ioDs5FELnSbY6Ck2IlAnVCXQlFg3:9eaGnkXQlFQ

    Score
    3/10
    • Target

      jre/bin/bci.dll

    • Size

      15KB

    • MD5

      a46289384f76c2a41ba7251459849288

    • SHA1

      4d8ef96edbe07c8722fa24e4a5b96ebfa18be2c4

    • SHA256

      728d64bc1fbf48d4968b1b93893f1b5db88b052ab82202c6840bf7886a64017d

    • SHA512

      34d62beb1fa7d8630f5562c1e48839ce9429faea980561e58076df5f19755761454eeb882790ec1035c64c654fc1a8cd5eb46eca12e2bc81449acbb73296c9e8

    • SSDEEP

      384:1Td3hw/L3kKLnYgIOGOOssnPV5Lnf6onYPLr7EbH:1zw/bkKLt7KnddnfPC7S

    Score
    3/10
    • Target

      jre/bin/client/jvm.dll

    • Size

      3.7MB

    • MD5

      39c302fe0781e5af6d007e55f509606a

    • SHA1

      23690a52e8c6578de6a7980bb78aae69d0f31780

    • SHA256

      b1fbdbb1e4c692b34d3b9f28f8188fc6105b05d311c266d59aa5e5ec531966bc

    • SHA512

      67f91a75e16c02ca245233b820df985bd8290a2a50480dff4b2fd2695e3cf0b4534eb1bf0d357d0b14f15ce8bd13c82d2748b5edd9cc38dc9e713f5dc383ed77

    • SSDEEP

      98304:GyXul1SNceWfkD000V3wnIACM7g6cv/GZ:Q1SgfEP0ZwnIA97dcv/GZ

    Score
    3/10
    • Target

      jre/bin/dcpr.dll

    • Size

      139KB

    • MD5

      4bdc32ef5da731393acc1b8c052f1989

    • SHA1

      a677c04ecd13f074de68cc41f13948d3b86b6c19

    • SHA256

      a3b35cc8c2e6d22b5832af74aaf4d1bb35069edd73073dffec2595230ca81772

    • SHA512

      e71ea78d45e6c6bd08b2c5cd31f003f911fd4c82316363d26945d17977c2939f65e3b9748447006f95c3c6653ce30d2cda67322d246d43c9eb892a8e83deb31a

    • SSDEEP

      3072:aoGzTjLkRPQ9U9NuLqcNicj5ojGylYCE2Iu2jGLF5A9bE8LUekfCz:LGz/oRPGLJN1IGgYCE2L1F5A9bEGUeR

    Score
    3/10
    • Target

      jre/bin/decora_sse.dll

    • Size

      62KB

    • MD5

      b04abe76c4147de1d726962f86473cf2

    • SHA1

      3104bada746678b0a88e5e4a77904d78a71d1ab8

    • SHA256

      07ff22e96dcfd89226e5b85cc07c34318dd32cda23b7ea0474e09338654bfeb3

    • SHA512

      2e4e2feb63b6d7388770d8132a880422abf6a01941bff12cad74db4a641bda2dcc8bf58f6dae90e41cc250b79e7956ddf126943e0f6200272f3376a9a19505f1

    • SSDEEP

      1536:Skh2CQuUlng7qkKi5iO8pm8cN9qOU33oit:Skkhu0nTli5jN8cNAOUHnt

    Score
    3/10
    • Target

      jre/bin/deploy.dll

    • Size

      442KB

    • MD5

      5edaeffc60b5f1147068e4a296f6d7fb

    • SHA1

      7d36698c62386449a5fa2607886f4adf7fb3deef

    • SHA256

      87847204933551f69f1cba7a73b63a252d12ef106c22ed9c561ef188dffcbae8

    • SHA512

      a691ef121d3ac17569e27bb6de4688d3506895b1a1a8740e1f16e80eefce70ba18b9c1efd6fd6794fafc59ba2caf137b4007fcdc65ddb8bcbfcf42c97b13535b

    • SSDEEP

      6144:3J/sbugq7rm5zX2JDYfiA9+wvpsEWcIGnFm8iTFOBITfnvxIW1x8:3JUbzq+5zX25qvdfnFm88nvq+x8

    Score
    3/10
    • Target

      jre/bin/dt_shmem.dll

    • Size

      24KB

    • MD5

      72b7054811a72d9d48c95845f93fcd2c

    • SHA1

      d25f68566e11b91c2a0989bcc64c6ef17395d775

    • SHA256

      d4b63243d1787809020ba6e91564d17ffea4762af99201e241f4ecd20108d2e8

    • SHA512

      c6a16daaf856939615dfde8e9dbe9d5bfc415507011e85e44c6bf88b17b705c35cd7ced8eda8f358745063f41096938d128dee17e14fe93252e5b046bdfcddc0

    • SSDEEP

      384:0mgNWEfK0RiC4qxJL8VI6ZEPG5Vv/11nYPLr7N:H6WmK0RiSxJ4VI6W+zbC7N

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

lummadiscoveryexecutionstealer
Score
10/10

behavioral2

discoveryexecution
Score
8/10

behavioral3

lummadiscoveryexecutionstealer
Score
10/10

behavioral4

discoveryexecution
Score
8/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

discovery
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10

behavioral23

discovery
Score
3/10

behavioral24

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

discovery
Score
3/10

behavioral30

discovery
Score
3/10

behavioral31

discovery
Score
3/10

behavioral32

discovery
Score
3/10