Analysis
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max time kernel
143s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
04-12-2024 21:37
General
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Target
4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.exe
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Size
218KB
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MD5
fd4193f336996b320add414a2827d7dc
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SHA1
43bfd3fd74743af396f487f9910968f5aa2e0f87
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SHA256
4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe
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SHA512
fe495b7c7b68db0559b50940293e7fc945afbd6d9afd4c0cb067ddfade8c48cec436c2deb5ed2b727fc65371c2fd263211894acbf8702d95034129db97d9c888
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SSDEEP
3072:Dvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:71SyAJp6rjn1gOObn4b6h9h
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 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.exe"C:\Users\Admin\AppData\Local\Temp\4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.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
Loading Replay Monitor...
Downloads
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
41KB
MD50a0a07d571d28406acf1026eb6666550
SHA13f088a7cdbfcb4d37beb0b2f184745cb16c97311
SHA256319ac174fb09e99f623f8f2075c293602ac2af2b9177f06832b992cb2be0667c
SHA512008fb99ed3bad5d33f09f8ad10bce0fa091988a90bbfb694bff81de4bc7f612d75ce66cf03ff3816173e92e22897894895671471d9448fc1aa47058cb5bd1bb9
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Filesize
218KB
MD5aa86be5e5cf57d809815675bb0367674
SHA1a6e0e5ee4e406d79d865cff85c0efed6ca46ec29
SHA2569be5fe1a18badfaaf240f624ca6f86acc5347788858358f30bce2d8d85787277
SHA51227716f1777e6d3ce0e27ac830bf30d1b403958870fe272072c3229252a2559e0c668644ac020bc580d0c54748ed5bd3bfc1ea3b27f7799d529287b0e1f880567
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
1.7MB
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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