Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-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
-
Size
557KB
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MD5
e2b6c32d4ed3b253ca750b03b55acad1
-
SHA1
e630f10249f521c5802e79d6f44c67f310384ad1
-
SHA256
a0b92392ade4ad7218239ac6a3e96ec6a626b71c187960cd077c92dc34d2330d
-
SHA512
f2f541b3bd118d57d7fe76694a19172d8828680397d1be2a44b928059099c9ece5e58b9a1bea2dc41bd8482a6f10ceb29cb8d858b8875ce05ecb23901040aa80
-
SSDEEP
12288:8/nNbnEtB2xMbDshgVqd9lK1aWV1/8Juw9ZL5Uvm:8/NbnEtBZbDshgVqd97WnvQUvm
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2224 7zFMmgr.exe -
Loads dropped DLL 3 IoCs
pid Process 1776 7zFM.exe 2224 7zFMmgr.exe 2224 7zFMmgr.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2592 2224 WerFault.exe 28 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1776 7zFM.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1776 wrote to memory of 2224 1776 7zFM.exe 28 PID 1776 wrote to memory of 2224 1776 7zFM.exe 28 PID 1776 wrote to memory of 2224 1776 7zFM.exe 28 PID 1776 wrote to memory of 2224 1776 7zFM.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\7zFM.exe"C:\Users\Admin\AppData\Local\Temp\7zFM.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exeC:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2224 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 963⤵
- Program crash
PID:2592
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
142KB
MD5303f491b9fc879064b210cb0b865d178
SHA15cbdc35fb45bd3fb5ac62950ec22443a4179203c
SHA25615f7fb2edc9b34e0da2fc658df38d8aea52664f6be1510dba4636dc13f466f86
SHA51296c076c5027998281c408c1314e67f14c0150ec01173a400bf42e482866744d7e6f58cc7bf9748124c3a652753020f4606b170b61f1e722f8d4f74bff65fee24
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Filesize
1.2MB
MD5d124f55b9393c976963407dff51ffa79
SHA12c7bbedd79791bfb866898c85b504186db610b5d
SHA256ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06
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Filesize
1.1MB
MD59b98d47916ead4f69ef51b56b0c2323c
SHA1290a80b4ded0efc0fd00816f373fcea81a521330
SHA25696e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b
SHA51268b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94