Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
10/03/2024, 21:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d1f0a15dbdc600dfe398482971d77b95be4b899b3bc3c1b1220356125568c322.dll
Resource
win7-20240221-en
10 signatures
150 seconds
General
- Target d1f0a15dbdc600dfe398482971d77b95be4b899b3bc3c1b1220356125568c322.dll
- Size 752KB
- Sample240310-1t86tsce76
- SHA256 d1f0a15dbdc600dfe398482971d77b95be4b899b3bc3c1b1220356125568c322
- MD5 c0eac2e8fdfc42d79807e7e77ba09a80
- SHA1 eda30e3958d73c7f76da2a62469fd8fab845df99
- SHA512 9b1785b33eecbf9d0aac5bc7c7dfabeda330f9c463a4014029c0c2a5edce062e30fbff43c7cbee3839eb0f193b7de67824ee81350f04bf6da84e372072aac9f2
- SSDEEP 12288:WBim9Tnts08FbKuPcA8NAc1l/XkGaZKoRQIpRX2/0Ak2ng/Zi66wNdufAdN:i/nts0Q9K/0ooRQIxAk2wi0N/
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3500-3-0x0000000002570000-0x0000000002571000-memory.dmp dridex_stager_shellcode -
resource yara_rule behavioral2/memory/2636-1-0x00007FFA72840000-0x00007FFA728FC000-memory.dmp dridex_payload behavioral2/memory/3500-25-0x0000000140000000-0x00000001400BC000-memory.dmp dridex_payload behavioral2/memory/3500-32-0x0000000140000000-0x00000001400BC000-memory.dmp dridex_payload behavioral2/memory/3500-43-0x0000000140000000-0x00000001400BC000-memory.dmp dridex_payload behavioral2/memory/2636-46-0x00007FFA72840000-0x00007FFA728FC000-memory.dmp dridex_payload behavioral2/memory/1156-54-0x00007FFA63D90000-0x00007FFA63E4D000-memory.dmp dridex_payload behavioral2/memory/1156-57-0x00007FFA63D90000-0x00007FFA63E4D000-memory.dmp dridex_payload behavioral2/memory/4460-66-0x00007FFA64120000-0x00007FFA64222000-memory.dmp dridex_payload behavioral2/memory/4460-71-0x00007FFA64120000-0x00007FFA64222000-memory.dmp dridex_payload behavioral2/memory/3860-83-0x00007FFA64170000-0x00007FFA6422D000-memory.dmp dridex_payload behavioral2/memory/3860-87-0x00007FFA64170000-0x00007FFA6422D000-memory.dmp dridex_payload - Executes dropped EXE 3 IoCs
pid Process 1156 Magnify.exe 4460 phoneactivate.exe 3860 msconfig.exe - Loads dropped DLL 3 IoCs
pid Process 1156 Magnify.exe 4460 phoneactivate.exe 3860 msconfig.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kzplwfok = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Recent\\AutomaticDestinations\\HF\\phoneactivate.exe" Process not Found -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Magnify.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA phoneactivate.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA msconfig.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2636 rundll32.exe 2636 rundll32.exe 2636 rundll32.exe 2636 rundll32.exe 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found 3500 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3500 wrote to memory of 4300 3500 Process not Found 102 PID 3500 wrote to memory of 4300 3500 Process not Found 102 PID 3500 wrote to memory of 1156 3500 Process not Found 103 PID 3500 wrote to memory of 1156 3500 Process not Found 103 PID 3500 wrote to memory of 5112 3500 Process not Found 104 PID 3500 wrote to memory of 5112 3500 Process not Found 104 PID 3500 wrote to memory of 4460 3500 Process not Found 105 PID 3500 wrote to memory of 4460 3500 Process not Found 105 PID 3500 wrote to memory of 4288 3500 Process not Found 107 PID 3500 wrote to memory of 4288 3500 Process not Found 107 PID 3500 wrote to memory of 3860 3500 Process not Found 108 PID 3500 wrote to memory of 3860 3500 Process not Found 108 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d1f0a15dbdc600dfe398482971d77b95be4b899b3bc3c1b1220356125568c322.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2636
-
C:\Windows\system32\Magnify.exeC:\Windows\system32\Magnify.exe1⤵PID:4300
-
C:\Users\Admin\AppData\Local\Ru9zYeP0\Magnify.exeC:\Users\Admin\AppData\Local\Ru9zYeP0\Magnify.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1156
-
C:\Windows\system32\phoneactivate.exeC:\Windows\system32\phoneactivate.exe1⤵PID:5112
-
C:\Users\Admin\AppData\Local\jQUyca9\phoneactivate.exeC:\Users\Admin\AppData\Local\jQUyca9\phoneactivate.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:4460
-
C:\Windows\system32\msconfig.exeC:\Windows\system32\msconfig.exe1⤵PID:4288
-
C:\Users\Admin\AppData\Local\w6c4r\msconfig.exeC:\Users\Admin\AppData\Local\w6c4r\msconfig.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:3860
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Ru9zYeP0\Magnify.exe
- Size 639KB
- SHA256 57137f784594793dc0669042ccd3a71ddbfedeb77da6d97173d82613e08add4d
- MD5 4029890c147e3b4c6f41dfb5f9834d42
- SHA1 10d08b3f6dabe8171ca2dd52e5737e3402951c75
- SHA512 dbdc60f8692f13c23dbed0b76e9c6758a5b413bd6aaf4e4d0ba74e69c0871eb759da95c3f85a31d972388b545dcf3bb8abbcbedd29a1e7e48c065130b98b893d
- SSDEEP 12288:4QuHcVUuw5xoDzF8Q4ejsGL3H4RLPsQitWsNr:JuiUuA+AG8RLPfiwE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Ru9zYeP0\OLEACC.dll
- Size 756KB
- SHA256 fe8f53833c479c4ed1307fb52210327fa792e5cd588b9df2fb35d97d0122bdcc
- MD5 8895326aba6883c388ea533da20fe872
- SHA1 75602b74d6bbf8e529c2edf5c621bc76b2940ff9
- SHA512 9f301d7c48c4644d281fae3882da3ae670f8099e616df4e67f5949cce3ef9ea6ed77b7bcb923c1c101e0ddf1f6f615ba55bd5e3c88fb08b1d123e6ad8a9f1866
- SSDEEP 12288:VBim9Tnts08FbKuPcA8NAc1l/XkGaZKoRQIpRX2/0Ak2ng/Zi66wNdufAdN:X/nts0Q9K/0ooRQIxAk2wi0N/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\jQUyca9\DUI70.dll
- Size 1.0MB
- SHA256 11315586a9e61564de2c384f3e67deeb13225f235b1bbfa597bf9374a880fbca
- MD5 d8ee55259e772f15f870fa2ac7d36eae
- SHA1 7a0973e8302768c6dcc9c1aa1a6da579cba85bdf
- SHA512 ebf9091460f96309b11e045e346e5e4a0ab21cebcccc6c01d7d02d7805d7ba88bc7ba00959bcf7291608a814b0b705c0c716861e2d75409469c2a4c6e4c8c483
- SSDEEP 12288:6Bim9Tnts08FbKuPcA8NAc1l/XkGaZKoRQIpRX2/0Ak2ng/Zi66wNdufAdN7Mf:G/nts0Q9K/0ooRQIxAk2wi0N/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\jQUyca9\phoneactivate.exe
- Size 107KB
- SHA256 cea83eb34233fed5ebeef8745c7c581a8adbefbcfc0e30e2d30a81000c821017
- MD5 32c31f06e0b68f349f68afdd08e45f3d
- SHA1 e4b642f887e2c1d76b6b4777ade91e3cb3b9e27c
- SHA512 fe61764b471465b164c9c2202ed349605117d57ceb0eca75acf8bda44e8744c115767ee0caed0b7feb70ba37b477d00805b3fdf0d0fa879dd4c8e3c1dc1c0d26
- SSDEEP 1536:X35P3jusa9Y8yQ7tCyFvKfD/B1Tu00arKEYdkulZg6nILNnjjtCPd+:HhyvPn3BKfD/BmDd46naIl+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\w6c4r\VERSION.dll
- Size 756KB
- SHA256 3c0540a7d63292fc7664bfb60b0abcbc4cbbd8aeb48d4eda74a424ab6c0709a2
- MD5 b76c1c293fcffecdefd121d3fe1c9c7e
- SHA1 449198de8f525ce3e60c9ba14e12613aad462be0
- SHA512 85c006732dbec116370eeb7891e2001745e21418d3250da9578f64f2dd5cee6c5050c529e4a9e6e16963de948427a1b52d6fab6c13959e8aa4d65b71a8dd51cc
- SSDEEP 12288:BBim9Tnts08FbKuPcA8NAc1l/XkGaZKoRQIpRX2/0Ak2ng/Zi66wNdufAdN:D/nts0Q9K/0ooRQIxAk2wi0N/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\w6c4r\msconfig.exe
- Size 193KB
- SHA256 93d2604f7fdf7f014ac5bef63ab177b6107f3cfc26da6cbd9a7ab50c96564a04
- MD5 39009536cafe30c6ef2501fe46c9df5e
- SHA1 6ff7b4d30f31186de899665c704a105227704b72
- SHA512 95c9a8bc61c79108634f5578825544323e3d980ae97a105a325c58bc0e44b1d500637459969602f08d6d23d346baec6acd07d8351803981000c797190d48f03a
- SSDEEP 3072:8BwZsm+TLNr4gR2oiQC0oBXrJZu0rIAfUd0/HlGJRA15:ZZs5FhRdiQC0AXrHuOUdSGJRW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Xkmqd.lnk
- Size 1KB
- SHA256 3abf92cb2cbab2fdf1fdd0bb9cc93c62ec6fc479cbfc2eddaecc0aee73af489c
- MD5 7969dd0245370e6588cd25e411018b26
- SHA1 35d79cb916397036ba4abaf216290452b4361526
- SHA512 428ccf417d8caef23866b2fec1344d19d181d20e0187b648492cf1a7c237aae59eb19c19f61eef399fc29a11de34d377abc9885cfa704ba565feb58ab6f6fb17
- MD5 SHA1 SHA512