Analysis
-
max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2024 17:17
Static task
static1
Behavioral task
behavioral1
Sample
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe
Resource
win11-20240611-en
General
-
Target
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe
-
Size
4.9MB
-
MD5
e913745741ae6571270da57274f95399
-
SHA1
5164cd4ffefbbb5a79687c809eaf18c9ef42398f
-
SHA256
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5
-
SHA512
97a6ff78cb4434abacd684c5c4ccbf84d648659ad8f10351a4ccb7df0cff114f9666be896f3accc672d79f961726e4101766306b4ffc4935d2e5d6e0c5776ce5
-
SSDEEP
98304:mvMDqZr4cTtGQlCHbv8wyb0uo5OTbqpVxHJGZDCis5kjB9RMedJGe5w:qZ0cJGQlCHb/ybI8i/MdV9e0rw
Malware Config
Extracted
socks5systemz
aiizuxl.ru
http://aiizuxl.ru/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff612c3ea9d9332
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/4392-84-0x00000000009C0000-0x0000000000A62000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmpmp3ripfreeedition32_64.exemp3ripfreeedition32_64.exepid process 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp 4260 mp3ripfreeedition32_64.exe 4392 mp3ripfreeedition32_64.exe -
Loads dropped DLL 1 IoCs
Processes:
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmppid process 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 152.89.198.214 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmppid process 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmpdescription pid process target process PID 1348 wrote to memory of 536 1348 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp PID 1348 wrote to memory of 536 1348 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp PID 1348 wrote to memory of 536 1348 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp PID 536 wrote to memory of 4260 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe PID 536 wrote to memory of 4260 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe PID 536 wrote to memory of 4260 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe PID 536 wrote to memory of 4392 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe PID 536 wrote to memory of 4392 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe PID 536 wrote to memory of 4392 536 0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp mp3ripfreeedition32_64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe"C:\Users\Admin\AppData\Local\Temp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\AppData\Local\Temp\is-EUTNG.tmp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp"C:\Users\Admin\AppData\Local\Temp\is-EUTNG.tmp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp" /SL5="$15011E,4922972,54272,C:\Users\Admin\AppData\Local\Temp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe" -i3⤵
- Executes dropped EXE
PID:4260
-
-
C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32_64.exe" -s3⤵
- Executes dropped EXE
PID:4392
-
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1416 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:81⤵PID:4384
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.1MB
MD5fe14bec862cb4a19ccb2a3f26a971161
SHA1c799b0813841c43cac05bcb5dfb165d0ffbac4b4
SHA256736fd2ba224c96f2a3b467bf32b466c33c916be911d341a35eb4e0cc7240333d
SHA512ee33755f22c0e254e469febc33d8b337f1f1f9f2d273de21ca125ba057dd6677a566ad89bad92515d3f7b916476b647b502cbb8ab6215255cfab408b5149452a
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-EUTNG.tmp\0d309f881cba274bbefe5da4fadd5b1d4d220c76fe2d2ce5d3502007b12ba3e5.tmp
Filesize680KB
MD52dea2a241a5a0e02b9d152ad489ac613
SHA1d9a5ebd030b5caf60d8178d7f14c4a61bf20681c
SHA2563c3ff0b15ffddc46cb8bb3584e1b099d53e1e75daab0e17673cf2812bc2b2d64
SHA51287d9ca01c5f7cb2b43a4c0665b429c2de8563782e5daf238f2882a8a621bc3ccc05fbddec8d874975e64c3a151718513d2db25de0e47ed0dacf6e3af55833190