Analysis
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max time kernel
110s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
01-12-2024 20:11
General
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Target
f2c96a82739708228bf232c502a9de175b48a0dfefccfe8319cf7f447e6f4f18N.exe
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Size
686KB
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MD5
9bc5d7c519a966a8c9703e139baefd70
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SHA1
e525652aecad864f8dc9e0184eff926f7bc845f0
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SHA256
f2c96a82739708228bf232c502a9de175b48a0dfefccfe8319cf7f447e6f4f18
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SHA512
15c7626881817dc756345a200194bbd3db4ecc67b2b680e4052baf11ad00adf6c0308b108cc42f9a28cd170069cfd07a9b8abbf24eae47cdefc0d60007b9a3ed
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SSDEEP
12288:gmWhND9yJz+b1FcMLmp2ATTSsdApVHyGbs2CYPHrLpVmCbHDSgpH:gmUNJyJqb1FcMap2ATT5itjCYZ3DSoH
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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f2c96a82739708228bf232c502a9de175b48a0dfefccfe8319cf7f447e6f4f18N.exe"C:\Users\Admin\AppData\Local\Temp\f2c96a82739708228bf232c502a9de175b48a0dfefccfe8319cf7f447e6f4f18N.exe"1⤵
- 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
24KB
MD5d806209eb810138fcab5d05ca64566d4
SHA1ad1fa8dcbe55c28a69cb9a9741070815352692bb
SHA256b4f984e748578719fb7347ce80ec2f74a80026a1e4428d5b6e9ad651c3724580
SHA512cc23a02a3b67e13fcc9138e791e4b506a0bd1c69318cfa00a4529cedd812f8478ec79c1108f77d8a6c8bfccd787f044e5e0217d859189567d8924b169a77720c
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD50303a9b24412e198259106b00bb89b37
SHA179a92d189d0b34215ee3f343ef6a5b0b072e9c6b
SHA256d7aea1c0427651a8c915039a24f9b6804e836e71d127bb25bf67fe647954d8c0
SHA512c2c3eafed25fdde60d55b3208fab2326d5d826afcb9e2a8e74c84a4f3f6a8b1b8f9f3eeac05d2698bcd0c97e93f4359073e48808a0ac1ad9a98ab4bfe812956a
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Filesize
42KB
MD57e36fd6545ebd57f9e9fa6a2c9820822
SHA1388085d2aebaabc51ce673adf0eeb1a1f1a18726
SHA256adef9d12d7dc6f71c5831c800de8e7b459c2e99ea406e132a1ae9a15e665f844
SHA512ca43fc616e16ad4e16a8c36270a7b32d60ecd95d6b603fa7d6f5e0a5de45187bf26fa7cac45de5b476d99c9113c214308adeed01bf51370ec83f3993dc5deeef
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Filesize
61KB
MD5cd95af97db1339081b53a28894ed01f5
SHA101cecf20aea4459e0b3ec4f60e44e74011de1bdb
SHA256c1fe79ddb8f197b80ceae06ac4c8fa23cee0abbfda4dd9b3d916b5badd0e8855
SHA512cc17394ab9770253ac2ca19f318d0a61bef6653017cd30a8a2b543b6bf204b4c3179aab0126e8658525ec026f26684b9f111555c4d65de8dbdf816dbcf11d701
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Filesize
686KB
MD5f2520c0afe54ce985140e90e959e8450
SHA1450c7eafff4b6a99a709af3cf323a105f09b1845
SHA256437df2f37b3218ae838d58e88dff2883d77c3a98f9b3ad551a3c7203cf90f2a1
SHA512e8754fc3ae630f7e993e755a85819458933a4c58b51b2e507c2b960c572f9a33e235cb18c7567574d9ebe4e88268db50b591267055d4b3ae0b3008189955d2b3
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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
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
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