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Overview
overview
7Static
static
36906dc833c...f1.exe
windows7-x64
76906dc833c...f1.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...nc.exe
windows7-x64
7$PLUGINSDI...nc.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Analysis
-
max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28/03/2024, 02:58
Static task
static1
Behavioral task
behavioral1
Sample
6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/UnStrFunc.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/UnStrFunc.exe
Resource
win10v2004-20240319-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
General
-
Target
6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe
-
Size
72KB
-
MD5
c9204ebf4894ab01cf96f707d30ed481
-
SHA1
b795dcb154d4c6aaca34a83d13bff60acb98ce55
-
SHA256
6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1
-
SHA512
db59f8f4a944caa93362a492050c1565768993aa5697011394d082a9d7b2a2d6d1914f751e13b78fab75f10707529548a4277e30014c0498b894077ed779614a
-
SSDEEP
1536:cVAn9tHIaEgtwRWr0DLXlxuuUcuW0AxE+19Hdj0n02HHW:cStoaEZDLXlxuudTP9yfW
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2872 UnStrFunc.exe -
Loads dropped DLL 3 IoCs
pid Process 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 2872 UnStrFunc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2872 UnStrFunc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2388 wrote to memory of 2872 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 28 PID 2388 wrote to memory of 2872 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 28 PID 2388 wrote to memory of 2872 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 28 PID 2388 wrote to memory of 2872 2388 6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe"C:\Users\Admin\AppData\Local\Temp\6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp\UnStrFunc.exe"C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp\UnStrFunc.exe" _?=C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:2872
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
12KB
MD5cff85c549d536f651d4fb8387f1976f2
SHA1d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SHA2568dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
SHA512531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
-
Filesize
58KB
MD544bb778209750cffb4fecfec65066404
SHA17b9df7f43bfd8823725ac496bae6dd04ae2dba5c
SHA256a12d8ad081655636c7599b43ca74fc01bcbe8137f00a911ad1e85fcc8aee2071
SHA5121c503f402263e703f5db38cb6f5c61db5e198b6c3b5916a888804e0d064fec3bd58106fbbd279c827813e60eda3c56e03dc307d1d3b55cab495ebed798b3049c