Analysis
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max time kernel
292s -
max time network
301s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
20-06-2024 22:31
Static task
static1
Behavioral task
behavioral1
Sample
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
Resource
win10-20240404-en
General
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Target
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe
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Size
5.9MB
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MD5
0600fe000862c4f318a806498f0a9599
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SHA1
c153720b3af003112d489c96376058241a2cb76d
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SHA256
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf
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SHA512
18b6dff6dce0e0e0cc5d6214ca6d4c005ffc29e37eb37770ca67c2c86625c45db5d15a799e85f89bc217322cad6d3a7dd6eff8a4b006730b0747e9c137b1dd03
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SSDEEP
98304:mPUqgG0JxABuSb4s8jxNnn8wln+IDrvcKG6kMwHHQMtdH2ZO:MUc0JxABFc8wllrvcKG6k7w0dUO
Malware Config
Extracted
socks5systemz
bufldqz.com
http://bufldqz.com/search/?q=67e28dd86d5ff028450dff177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ed92993a
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/800-87-0x0000000002670000-0x0000000002712000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmplampungsoundstage32.exelampungsoundstage32.exepid process 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp 1888 lampungsoundstage32.exe 800 lampungsoundstage32.exe -
Loads dropped DLL 3 IoCs
Processes:
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmppid process 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.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 141.98.234.31 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmppid process 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmpdescription pid process target process PID 3800 wrote to memory of 4936 3800 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp PID 3800 wrote to memory of 4936 3800 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp PID 3800 wrote to memory of 4936 3800 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp PID 4936 wrote to memory of 1888 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe PID 4936 wrote to memory of 1888 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe PID 4936 wrote to memory of 1888 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe PID 4936 wrote to memory of 800 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe PID 4936 wrote to memory of 800 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe PID 4936 wrote to memory of 800 4936 04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp lampungsoundstage32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe"C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-ENFSN.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp"C:\Users\Admin\AppData\Local\Temp\is-ENFSN.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmp" /SL5="$600D0,5932108,54272,C:\Users\Admin\AppData\Local\Temp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exeFilesize
3.8MB
MD563ac4ed1f5639cb054c9c05e9a9fc5cb
SHA1ea4ba06ce307d854939390686e69c8097b81dcf7
SHA25634f591dbe475ec595dcafd1d93b8336316e1fedb89ade3a63b6150e5a2e7e14d
SHA512df4e0d75fb2e141574f64531280d76e949ce92a8ab7e67f163cda19028dcd89cb1e7decfb38ba510435fbda640f0718fd352dee80e8ce86c2b7b35e14bfb2c05
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C:\Users\Admin\AppData\Local\Temp\is-ENFSN.tmp\04dba6650f1df62c90a0429da3e29f07e2841bacb6aa05523587dcabd5a154bf.tmpFilesize
680KB
MD57a27a6b2c6d4e3cf7f7046032f6ca620
SHA14b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19
SHA256d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a
SHA512b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279
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\Users\Admin\AppData\Local\Temp\is-BC83T.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-BC83T.tmp\_isetup\_isdecmp.dllFilesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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memory/800-111-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-108-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-135-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-130-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-127-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-124-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-121-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-118-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-74-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-77-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-80-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-83-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-86-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-87-0x0000000002670000-0x0000000002712000-memory.dmpFilesize
648KB
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memory/800-91-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-96-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-99-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-102-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-105-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/800-115-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/1888-69-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/1888-66-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/1888-65-0x0000000000400000-0x00000000007C8000-memory.dmpFilesize
3.8MB
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memory/3800-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3800-72-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3800-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/4936-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/4936-73-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB