Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
04-01-2025 14:27
General
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Target
2536bf100c9a2201dcac2a1a99b799636dad9cf42ebb4fbd09787ee01c055f38N.exe
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Size
202KB
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MD5
70246ed4cbd660624648f40d6b9ae6f0
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SHA1
5a4a578f57287e793e4f5174f499c8477acfe47b
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SHA256
2536bf100c9a2201dcac2a1a99b799636dad9cf42ebb4fbd09787ee01c055f38
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SHA512
97448eeb96189a33614cb143a632838d4094cb506723c94ec6f7d3980470b82171f70813e54f72d3dc9dc8009f5e93cedf5d81e11a6bfc82837047deaabc6b9a
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SSDEEP
3072:C8nh2Hrp3Tlp+soN3BY2ZBHetwcyf1w5DYRZPQaQrhu8ihDNugrBVgc8gbmT2Pcs:znw9lEs3hhyaubQTkhbrBVL8gbmT2Pcs
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2536bf100c9a2201dcac2a1a99b799636dad9cf42ebb4fbd09787ee01c055f38N.exe"C:\Users\Admin\AppData\Local\Temp\2536bf100c9a2201dcac2a1a99b799636dad9cf42ebb4fbd09787ee01c055f38N.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
24KB
MD5ce08ff7e0d860161781dbb59a4059cde
SHA1733259063b394ea1113ae5e6f55f8489f561be2b
SHA256f0d1925c14bca8f4592b3b690c52119635c9f68a16f9659bed054195c5cbd833
SHA512f75d85cc4e382fbea684c32ccf6c0beef4a68a46ad45107908d1471b839e72c2476bee7897fec4e755f3eda3472ca8d22e33711e77259d87f712c27186be41de
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Filesize
42KB
MD5fc21c7d6c2340c6a93a2a773297cea02
SHA1be1915810397ca855027b22cd1f1a0af3ede5b7a
SHA256ee2922b0f4656db27e571b5c9e73a71d70d101cc3f4178da7d70443d16aaebe7
SHA51276b50ebcf71aa053dd41260ea72862ead794a6cc244cb21edb0b5f868079c904875f2d1db9ae40376cbad7b4fdf3d757513d61b4922b2bdee240ae3170a02a46
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
202KB
MD533023f18971af9990c486131f00080af
SHA1e1075ece23883a6a48c23ce810f663cdd7f4bbf2
SHA2563cfaba135a0a3bd0f411d7e05ba231e8641105cc54040b1d15e8467323207f32
SHA512df4982c8a84d849257ee9c532de450ce65a72f5cb88e4c286d13dbc58b4ff8c36d373c0df4012817dd0c0e10a07e068e0871dd0bbfa1e1a3021cefee1f261825
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
380KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB