Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-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:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1772-0-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/2572-11-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/2572-433-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/1772-434-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades -
Processes:
resource yara_rule behavioral1/files/0x000b000000014323-5.dat cryptone -
Renames multiple (206) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
Processes:
cmd.exepid Process 2616 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
Play8pid Process 2572 Play8 -
Loads dropped DLL 2 IoCs
Processes:
220720-n29q4sfad4.exepid Process 1772 220720-n29q4sfad4.exe 1772 220720-n29q4sfad4.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
220720-n29q4sfad4.exePlay8cmd.execmd.exedescription pid Process procid_target PID 1772 wrote to memory of 2572 1772 220720-n29q4sfad4.exe 28 PID 1772 wrote to memory of 2572 1772 220720-n29q4sfad4.exe 28 PID 1772 wrote to memory of 2572 1772 220720-n29q4sfad4.exe 28 PID 2572 wrote to memory of 3036 2572 Play8 29 PID 2572 wrote to memory of 3036 2572 Play8 29 PID 2572 wrote to memory of 3036 2572 Play8 29 PID 1772 wrote to memory of 2616 1772 220720-n29q4sfad4.exe 32 PID 1772 wrote to memory of 2616 1772 220720-n29q4sfad4.exe 32 PID 1772 wrote to memory of 2616 1772 220720-n29q4sfad4.exe 32 PID 3036 wrote to memory of 2444 3036 cmd.exe 34 PID 3036 wrote to memory of 2444 3036 cmd.exe 34 PID 3036 wrote to memory of 2444 3036 cmd.exe 34 PID 2616 wrote to memory of 2440 2616 cmd.exe 35 PID 2616 wrote to memory of 2440 2616 cmd.exe 35 PID 2616 wrote to memory of 2440 2616 cmd.exe 35 PID 3036 wrote to memory of 2464 3036 cmd.exe 36 PID 3036 wrote to memory of 2464 3036 cmd.exe 36 PID 3036 wrote to memory of 2464 3036 cmd.exe 36 PID 2616 wrote to memory of 2704 2616 cmd.exe 37 PID 2616 wrote to memory of 2704 2616 cmd.exe 37 PID 2616 wrote to memory of 2704 2616 cmd.exe 37 -
Views/modifies file attributes 1 TTPs 2 IoCs
Processes:
attrib.exeattrib.exepid Process 2464 attrib.exe 2704 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⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Users\Admin\AppData\Roaming\ServSensors\Play8C:\Users\Admin\AppData\Roaming\ServSensors\Play8 /go2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Windows\system32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Roaming\ServSensors\Play8" & del "C:\Users\Admin\AppData\Roaming\ServSensors\Play8" & rd "C:\Users\Admin\AppData\Roaming\ServSensors\"3⤵
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y4⤵PID:2444
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\ServSensors\Play8"4⤵
- Views/modifies file attributes
PID:2464
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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⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y3⤵PID:2440
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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:2704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD50c6d0a67b942d06fe27f41c7c582cdfe
SHA17e674cf6375b138cabca2706583d4ced7a1aef27
SHA256014ea5effc97085b7832512b9ad2a5c4487265eb67e8d7b0920ef2bc8768400c
SHA51253ec4509bc58f53419a8923d808c7dfdecf57dc203c37265d061aebab73147720d1c419e79578065a42c3b2a63504370f90516c3f0afad5d6997952592d3a39c
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Filesize
1.9MB
MD59fa1ba3e7d6e32f240c790753cdaaf8e
SHA17bcea3fbfcb4c170c57c9050499e1fae40f5d731
SHA256fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87
SHA5128d2fb58cb8776ead15f445671431eae13a00b48921e545c7ecbf91829015d818d663d9369f181de669ebb771b113c2f675c3a156fac5ede019b5fad9cb8c65fe