Analysis
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max time kernel
149s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
20-01-2025 21:23
General
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Target
1c4e5891dffab5210f40ef2d677115aee3fa1ce3b41232c251e0f2f28a5eb68b.exe
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Size
200KB
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MD5
9ed61882ff8ed5bcd4812b4c723a3c43
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SHA1
d6e59722e13c68e4240c20dcb50af3b5416285cc
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SHA256
1c4e5891dffab5210f40ef2d677115aee3fa1ce3b41232c251e0f2f28a5eb68b
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SHA512
f3ca2d99061f21ade1a9c523b273c65ad25ab17ea596a78fc4122ed0cbef8419dfba7b4df8564dd0a6baf1066e7bda802e78c94fa6e7276b979586196e04b68a
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SSDEEP
3072:jaSdR9c1/fuWL0AjMilpCOT+kICtApWFK1WHk25weLcKznxbQFFNj6QUW:j7oFuhAwM+kICeseWEEPznxbJW
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 2 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Program Files directory 26 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 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1c4e5891dffab5210f40ef2d677115aee3fa1ce3b41232c251e0f2f28a5eb68b.exe"C:\Users\Admin\AppData\Local\Temp\1c4e5891dffab5210f40ef2d677115aee3fa1ce3b41232c251e0f2f28a5eb68b.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
24KB
MD59e6ae664fa9e19d33cb9b2af1ebfe97f
SHA1508002f81fe45e61f33069844db72d77787cd19f
SHA256f607f504d5d92f2f26ed4717e0655b31b74ce8084069c16836b8bffd7239598a
SHA5120f7fada5622f245e468b0f4d073ca975cd7324070ae1ca2d6ed82c5cb0cb51fd986c0bd270bd56d235550ff2f87d9cdfd92ac3c205f66f42aa0228b548efc204
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
200KB
MD583c380750c6280cd179fa94263a903a7
SHA12c389d1b3bdb3e2aa9e51dbbb48f305ebbcb0cea
SHA25630ce161c017721261b8e1b144682fce431fc6f583712350c1897038e06117941
SHA51261b0c7fcc0584b7387e8b84354474a5bfec006368664f896f5c5c78b251c0aceefcdf6c75907efa213fa3fa28ecb5b2ca814580a1b1dd3cb50de8c783c2c2cad
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Filesize
712KB
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Filesize
712KB
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Filesize
540KB
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Filesize
656KB
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Filesize
540KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
540KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
540KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
540KB
-
Filesize
316KB
-
Filesize
368KB
-
Filesize
368KB
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Filesize
316KB
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Filesize
540KB