Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25/02/2025, 14:39
Behavioral task
behavioral1
Sample
fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe
Resource
win10v2004-20250217-en
General
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Target
fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.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 family
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Hades payload 4 IoCs
resource yara_rule behavioral1/memory/2984-0-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/2544-12-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/2544-509-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades behavioral1/memory/2984-511-0x0000000140000000-0x00000001401E2000-memory.dmp family_hades -
resource yara_rule behavioral1/files/0x00070000000175f7-6.dat cryptone -
Renames multiple (244) 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
pid Process 1796 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2544 Account -
Loads dropped DLL 2 IoCs
pid Process 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2984 wrote to memory of 2544 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 30 PID 2984 wrote to memory of 2544 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 30 PID 2984 wrote to memory of 2544 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 30 PID 2544 wrote to memory of 1936 2544 Account 32 PID 2544 wrote to memory of 1936 2544 Account 32 PID 2544 wrote to memory of 1936 2544 Account 32 PID 2984 wrote to memory of 1796 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 33 PID 2984 wrote to memory of 1796 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 33 PID 2984 wrote to memory of 1796 2984 fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe 33 PID 1796 wrote to memory of 1920 1796 cmd.exe 36 PID 1796 wrote to memory of 1920 1796 cmd.exe 36 PID 1796 wrote to memory of 1920 1796 cmd.exe 36 PID 1936 wrote to memory of 1040 1936 cmd.exe 37 PID 1936 wrote to memory of 1040 1936 cmd.exe 37 PID 1936 wrote to memory of 1040 1936 cmd.exe 37 PID 1796 wrote to memory of 1768 1796 cmd.exe 38 PID 1796 wrote to memory of 1768 1796 cmd.exe 38 PID 1796 wrote to memory of 1768 1796 cmd.exe 38 PID 1936 wrote to memory of 632 1936 cmd.exe 39 PID 1936 wrote to memory of 632 1936 cmd.exe 39 PID 1936 wrote to memory of 632 1936 cmd.exe 39 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 632 attrib.exe 1768 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe"C:\Users\Admin\AppData\Local\Temp\fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Users\Admin\AppData\Roaming\ScriptData\AccountC:\Users\Admin\AppData\Roaming\ScriptData\Account /go2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\system32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Roaming\ScriptData\Account" & del "C:\Users\Admin\AppData\Roaming\ScriptData\Account" & rd "C:\Users\Admin\AppData\Roaming\ScriptData\"3⤵
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y4⤵PID:1040
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\ScriptData\Account"4⤵
- Views/modifies file attributes
PID:632
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C:\Windows\system32\cmd.execmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe" & del "C:\Users\Admin\AppData\Local\Temp\fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe" & rd "C:\Users\Admin\AppData\Local\Temp\"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\system32\waitfor.exewaitfor /t 10 pause /d y3⤵PID:1920
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C:\Windows\system32\attrib.exeattrib -h "C:\Users\Admin\AppData\Local\Temp\fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87.exe"3⤵
- Views/modifies file attributes
PID:1768
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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