Analysis
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max time kernel
51s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26-06-2024 04:18
Static task
static1
Behavioral task
behavioral1
Sample
7z.dll
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
7z.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
7z.exe
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
7z.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
7zFM.exe
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
7zFM.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
7zG.exe
Resource
win7-20231129-en
General
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Target
7zFM.exe
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Size
557KB
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MD5
e2b6c32d4ed3b253ca750b03b55acad1
-
SHA1
e630f10249f521c5802e79d6f44c67f310384ad1
-
SHA256
a0b92392ade4ad7218239ac6a3e96ec6a626b71c187960cd077c92dc34d2330d
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SHA512
f2f541b3bd118d57d7fe76694a19172d8828680397d1be2a44b928059099c9ece5e58b9a1bea2dc41bd8482a6f10ceb29cb8d858b8875ce05ecb23901040aa80
-
SSDEEP
12288:8/nNbnEtB2xMbDshgVqd9lK1aWV1/8Juw9ZL5Uvm:8/NbnEtBZbDshgVqd97WnvQUvm
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 636 7zFMmgr.exe -
Loads dropped DLL 1 IoCs
pid Process 636 7zFMmgr.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1680 636 WerFault.exe 80 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3752 wrote to memory of 636 3752 7zFM.exe 80 PID 3752 wrote to memory of 636 3752 7zFM.exe 80 PID 3752 wrote to memory of 636 3752 7zFM.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\7zFM.exe"C:\Users\Admin\AppData\Local\Temp\7zFM.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exeC:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 3243⤵
- Program crash
PID:1680
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 636 -ip 6361⤵PID:2208
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
142KB
MD5303f491b9fc879064b210cb0b865d178
SHA15cbdc35fb45bd3fb5ac62950ec22443a4179203c
SHA25615f7fb2edc9b34e0da2fc658df38d8aea52664f6be1510dba4636dc13f466f86
SHA51296c076c5027998281c408c1314e67f14c0150ec01173a400bf42e482866744d7e6f58cc7bf9748124c3a652753020f4606b170b61f1e722f8d4f74bff65fee24
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219