Analysis
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max time kernel
39s -
max time network
48s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
27/06/2024, 08:44
Static task
static1
Behavioral task
behavioral1
Sample
155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/downloadmr.exe
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/downloadmr.exe
Resource
win10v2004-20240508-en
General
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Target
155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe
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Size
142KB
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MD5
155ebd7be8e989c961e6b783032b1c07
-
SHA1
2673d8403d30c9c5d303346de722236ab4b799d9
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SHA256
384d2562d1ab55d5adc58514afc97bb3d1307e4730a05ac7bd762907256cb5d5
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SHA512
37dffafd79c5d997310bb64fe07f52fb91dc8525b6cf58629c25ae5f5d96233c084ea954719bf1d63e4eb94f952166dabd9ec1fc1d4784a12cd9de716cfff7b0
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SSDEEP
3072:CnOn7t7XpdpCCTg/sxFgJ6eqgKJ+BC5CRmRinMhE088CuMzt7zouYF:CKpdcCrTdgKIRkinMhER7LztV+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3140 downloadmr.exe -
Loads dropped DLL 2 IoCs
pid Process 1628 155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe 1628 155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3140 downloadmr.exe 3140 downloadmr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1628 wrote to memory of 3140 1628 155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe 81 PID 1628 wrote to memory of 3140 1628 155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe 81 PID 1628 wrote to memory of 3140 1628 155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\155ebd7be8e989c961e6b783032b1c07_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Local\Temp\nsh57C7.tmp\downloadmr.exeC:\Users\Admin\AppData\Local\Temp\nsh57C7.tmp\downloadmr.exe /u4dc9054e-38b0-4614-bdd5-20605bc06f26 /e495402⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3140
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
21KB
MD55ebc73650256e9c8ddbcda231db829a1
SHA1988d4535e18754ab2a6248abae96c5697d7dbcd5
SHA2561eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493
SHA512b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270
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Filesize
122KB
MD5da254a8488b60244654e1cf4d6796cf8
SHA123d06f4589786652a3a226b5012a5520a3d03452
SHA2566d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d
SHA512d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e