Analysis
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max time kernel
143s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2023 09:56
Behavioral task
behavioral1
Sample
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe
Resource
win7-20220812-en
General
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Target
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe
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Size
3.5MB
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MD5
d0431147924a590f08f7c5433a4d0eef
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SHA1
83511fc538af81b0ad8ca938f7b0b4fa7f39f901
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SHA256
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25
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SHA512
68f3ee401dccd403629a1384413c24dc6c5c485ab930406bf74e64ff22ab2766b7a228ed4ce1ce0fb1cd2fd245294684de711ee2edbb98d72cf5f2bba1cdbcfe
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SSDEEP
98304:q43CzgnDP6NZWCcjj+15yjpV/82TJNK+gT9/69CzFX7P7CbM5zD6sILTjblMS0u:vdV/pNK+gMwzpi4osI3jhMSN
Malware Config
Signatures
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Loads dropped DLL 10 IoCs
Processes:
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exepid process 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 ipinfo.io 4 ipinfo.io -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3464 4328 WerFault.exe e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exepid process 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe 4328 e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe"C:\Users\Admin\AppData\Local\Temp\e23a10293493e1ac13931fc9b35289fbf876febe72a308803b74fe94910a3f25.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 14922⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4328 -ip 43281⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\freebl3.dllFilesize
326KB
MD5ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\mozglue.dllFilesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\nss3.dllFilesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\softokn3.dllFilesize
141KB
MD5a2ee53de9167bf0d6c019303b7ca84e5
SHA12a3c737fa1157e8483815e98b666408a18c0db42
SHA25643536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083
SHA51245b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8
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C:\Users\Admin\AppData\Local\Temp\LocalSimbaoZO7LBgQbcY\softokn3.dllFilesize
141KB
MD5a2ee53de9167bf0d6c019303b7ca84e5
SHA12a3c737fa1157e8483815e98b666408a18c0db42
SHA25643536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083
SHA51245b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8