Analysis
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max time kernel
94s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2024, 13:51
Static task
static1
Behavioral task
behavioral1
Sample
9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe
Resource
win7-20240221-en
General
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Target
9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe
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Size
427KB
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MD5
884939ef6ce29bd82add03e94a61abb9
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SHA1
ae52176f4928a3bf19513bd95fc4251ba8db5d5a
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SHA256
9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b
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SHA512
268b662e74580e948ae73d5d3005e0b9fcfb90c72a0f391bab980c55af0573a1e1082eb5d8b0940f3255d14f8a42901365582b52d9f21032bad125b55b0ea86f
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SSDEEP
12288:iXQhmNReC7nFPfkhkyDW7AUz29BbOy9Md:ighY57nyNUzcAMM
Malware Config
Extracted
xworm
210.246.215.82:7000
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Install_directory
%ProgramData%
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install_file
WindowsNT.exe
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/files/0x00080000000231e8-16.dat family_xworm behavioral2/memory/4892-26-0x0000000000120000-0x000000000017A000-memory.dmp family_xworm -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe -
Executes dropped EXE 2 IoCs
pid Process 4244 Macro_Easy.exe 4892 s.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4244 Macro_Easy.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4892 s.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2064 wrote to memory of 4244 2064 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe 88 PID 2064 wrote to memory of 4244 2064 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe 88 PID 2064 wrote to memory of 4244 2064 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe 88 PID 2064 wrote to memory of 4892 2064 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe 89 PID 2064 wrote to memory of 4892 2064 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe"C:\Users\Admin\AppData\Local\Temp\9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\ProgramData\Macro_Easy.exe"C:\ProgramData\Macro_Easy.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
PID:4244
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C:\ProgramData\s.exe"C:\ProgramData\s.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
65KB
MD5d18b6490413f70ca609f3166bc99a91e
SHA1252bb5b5082ca99ddbff5d3c44df3b37f314ce6b
SHA2560a81479feb0ab55cde79ea66787f9db686b774c3a374fca280a74331b02a9649
SHA5128188edbc14eb8bf05a0e9222527c4c5378c6b6eaeae21240cc50aeba8fc1f7a8310c852a27410b8faade5e821161e8663ee46d5c4b833a32beab0f145e820781
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Filesize
336KB
MD58df47fa5b39878fb3d17c6fff264e1a4
SHA1425862283b0fb65ad75138203aa2d4fe331febd0
SHA256829371e9f7b8108a3597cd80e432557069b217a1c3dd01b6d715597a82b611ee
SHA51283435d70582e4493d0f4ef2bbf38931b2dc3a743fba82199c7e65dd295ad2d0f726df27beca041217c2d0b6a1e1c5c7902a74655efefaec089c0535974bce0a1