Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
31/05/2024, 15:53
Behavioral task
behavioral1
Sample
bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe
Resource
win10v2004-20240426-en
General
-
Target
bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe
-
Size
51KB
-
MD5
9afc3bd7af72c151fb81c7af5a17424e
-
SHA1
810c2f270e799e6e0dff0f007fcee2b95714cb79
-
SHA256
bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22
-
SHA512
8a8c4d06ad91fbc4ed3039a30bf85c78b674b95f9c6b0c3ee40eda9df4d82a5d78e8e50ca1f0010f09a7d6df52e19ad617da381c4f6e38fb5f6a036a73cdcd99
-
SSDEEP
768:buDOw9UiaoWUB2preAr+OfjRW00S16avdrQFiLjJvtXm:buDOw9aWifVgoc+vXm
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2604 lossy.exe -
Loads dropped DLL 1 IoCs
pid Process 1944 bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe -
resource yara_rule behavioral1/memory/1944-1-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral1/files/0x000a000000012280-11.dat upx behavioral1/memory/1944-13-0x0000000002BB0000-0x0000000002BBF000-memory.dmp upx behavioral1/memory/2604-16-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral1/memory/2604-26-0x0000000008000000-0x000000000800F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1944 wrote to memory of 2604 1944 bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe 28 PID 1944 wrote to memory of 2604 1944 bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe 28 PID 1944 wrote to memory of 2604 1944 bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe 28 PID 1944 wrote to memory of 2604 1944 bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe"C:\Users\Admin\AppData\Local\Temp\bca8282e85bc76a596a50e06e08f39d831892250e94a121d22eb9f228dddec22.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Local\Temp\lossy.exe"C:\Users\Admin\AppData\Local\Temp\lossy.exe"2⤵
- Executes dropped EXE
PID:2604
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
51KB
MD5d69346b0de0d57230c0be79ec3e37e1f
SHA1e37bbc3e4b4145d2d1fd7c16aea938b4e18507af
SHA256272d5f2cf98547b905cd158599fa03c23658b4ad968e4755b9fa48234590a9b6
SHA5124b4c4f6cac7afdf9d4c82c09727292476d153b6d9f7e8d7f8bafe9eb2a5bde99e50593cff9432347db63b7bbced8b48541ab8e61da37fb442bc02eaab43b5eb1