Analysis
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max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-03-2024 10:01
Behavioral task
behavioral1
Sample
220720-n29q4sfad4.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
220720-n29q4sfad4.exe
Resource
win10v2004-20240226-en
General
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Target
220720-n29q4sfad4.exe
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Size
1.9MB
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MD5
9fa1ba3e7d6e32f240c790753cdaaf8e
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SHA1
7bcea3fbfcb4c170c57c9050499e1fae40f5d731
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SHA256
fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87
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SHA512
8d2fb58cb8776ead15f445671431eae13a00b48921e545c7ecbf91829015d818d663d9369f181de669ebb771b113c2f675c3a156fac5ede019b5fad9cb8c65fe
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SSDEEP
49152:zHOalx8WJjq64Hv7OHxTAhEu5undVmB9dn5AI7EyP3S:Z/8WJjiPSRRu5undVmDd5VEyvS
Malware Config
Extracted
C:\Users\Admin\Desktop\HOW-TO-DECRYPT-gn9cj.txt
Signatures
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Hades Ransomware
Ransomware family attributed to Evil Corp APT first seen in late 2020.
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Hades payload 6 IoCs
Processes:
resource yara_rule behavioral2/memory/1152-1-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral2/memory/1152-8-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral2/memory/4240-15-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral2/memory/4240-117-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral2/memory/4240-339-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral2/memory/1152-341-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades -
Processes:
resource yara_rule behavioral2/files/0x000b000000023287-6.dat cryptone behavioral2/files/0x000b000000023287-7.dat cryptone -
Renames multiple (156) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Executes dropped EXE 1 IoCs
Processes:
Pimpid Process 4240 Pim -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
220720-n29q4sfad4.exePimcmd.execmd.exedescription pid Process procid_target PID 1152 wrote to memory of 4240 1152 220720-n29q4sfad4.exe 109 PID 1152 wrote to memory of 4240 1152 220720-n29q4sfad4.exe 109 PID 4240 wrote to memory of 2432 4240 Pim 112 PID 4240 wrote to memory of 2432 4240 Pim 112 PID 1152 wrote to memory of 1432 1152 220720-n29q4sfad4.exe 114 PID 1152 wrote to memory of 1432 1152 220720-n29q4sfad4.exe 114 PID 2432 wrote to memory of 624 2432 cmd.exe 116 PID 2432 wrote to memory of 624 2432 cmd.exe 116 PID 1432 wrote to memory of 1792 1432 cmd.exe 117 PID 1432 wrote to memory of 1792 1432 cmd.exe 117 PID 1432 wrote to memory of 932 1432 cmd.exe 118 PID 1432 wrote to memory of 932 1432 cmd.exe 118 PID 2432 wrote to memory of 4056 2432 cmd.exe 119 PID 2432 wrote to memory of 4056 2432 cmd.exe 119 -
Views/modifies file attributes 1 TTPs 2 IoCs
Processes:
attrib.exeattrib.exepid Process 4056 attrib.exe 932 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe"C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Users\Admin\AppData\Roaming\Wow64Shared\PimC:\Users\Admin\AppData\Roaming\Wow64Shared\Pim /go2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4240 -
C:\Windows\SYSTEM32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim" & del "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim" & rd "C:\Users\Admin\AppData\Roaming\Wow64Shared\"3⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y4⤵PID:624
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim"4⤵
- Views/modifies file attributes
PID:4056
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C:\Windows\SYSTEM32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe" & del "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe" & rd "C:\Users\Admin\AppData\Local\Temp\"2⤵
- Suspicious use of WriteProcessMemory
PID:1432 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y3⤵PID:1792
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe"3⤵
- Views/modifies file attributes
PID:932
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3816 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:81⤵PID:2228
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
215KB
MD5513e2541c47a82b56204fa462ae41fed
SHA1635797234478f0655f91a958bb4dac4d48508075
SHA25638f37251bf0b9e5dbefc511d253b4d8ee9839b1fd60da2cbf6b382c93d213494
SHA51207e65ca3af1ec63a78b6f57be0fe6411bdd5bf6e9a7623828ca058e8beaae46b8c6c04b009b2fa2dccd6c662cf28ef90d55e19d37a35c4584c6dc6b1264c8977
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Filesize
165KB
MD51c0d0665515bab97c1fd2c36beb833fb
SHA1a98a00937840e8304c0c40b632009ca5b433a190
SHA256d213cf6ec44d98145be7ce206392cf0743ba116cb853bd46e49f90b9671bf614
SHA512eca1a77ee7d12b9ff1520eb1c12e2dc8bab533e0b11ad0324e86b0ae01ebcfe626c4ea4451b7a8144fb783b137b3e2217d1afb9b808d090d07a47ade76e03fb6
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Filesize
3KB
MD50c6d0a67b942d06fe27f41c7c582cdfe
SHA17e674cf6375b138cabca2706583d4ced7a1aef27
SHA256014ea5effc97085b7832512b9ad2a5c4487265eb67e8d7b0920ef2bc8768400c
SHA51253ec4509bc58f53419a8923d808c7dfdecf57dc203c37265d061aebab73147720d1c419e79578065a42c3b2a63504370f90516c3f0afad5d6997952592d3a39c