Analysis
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max time kernel
125s -
max time network
110s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
09-06-2022 05:17
Static task
static1
Behavioral task
behavioral1
Sample
15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe
Resource
win7-20220414-en
General
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Target
15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe
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Size
1.8MB
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MD5
2e6b84195a0d30252d268dd9bae5caf5
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SHA1
2340d228452fbbe0beaaa5850b50a7f66208adf9
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SHA256
15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b
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SHA512
34944c6a3796ea73e15a98ffaa00e4911dec8497644af768bb06a2afe73527431b0848ad44399c74b691ffd54566bc23807ed2f36f0e44b70d4121eb789e4b9e
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\1\Information.txt
qulab
http://teleg.run/QulabZ
Signatures
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000800000001314b-57.dat acprotect behavioral1/files/0x000800000001314b-58.dat acprotect -
Executes dropped EXE 1 IoCs
pid Process 1172 NlsLexicons0049.module.exe -
Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 996 attrib.exe -
resource yara_rule behavioral1/files/0x000800000001314b-57.dat upx behavioral1/files/0x000800000001314b-58.dat upx behavioral1/files/0x00090000000133d9-60.dat upx behavioral1/files/0x00090000000133d9-61.dat upx behavioral1/files/0x00090000000133d9-63.dat upx behavioral1/memory/1172-66-0x0000000000400000-0x000000000047D000-memory.dmp upx -
Loads dropped DLL 4 IoCs
pid Process 2016 NlsLexicons0049.exe 2016 NlsLexicons0049.exe 2016 NlsLexicons0049.exe 2016 NlsLexicons0049.exe -
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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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.
flow ioc 6 ipapi.co 4 ipapi.co -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\winmgmts:\localhost\ NlsLexicons0049.exe File opened for modification C:\Windows\SysWOW64\winmgmts:\localhost\ NlsLexicons0049.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\winmgmts:\localhost\ NlsLexicons0049.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\winmgmts:\localhost\ 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2016 NlsLexicons0049.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1788 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeRestorePrivilege 1172 NlsLexicons0049.module.exe Token: 35 1172 NlsLexicons0049.module.exe Token: SeSecurityPrivilege 1172 NlsLexicons0049.module.exe Token: SeSecurityPrivilege 1172 NlsLexicons0049.module.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1788 wrote to memory of 2016 1788 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe 27 PID 1788 wrote to memory of 2016 1788 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe 27 PID 1788 wrote to memory of 2016 1788 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe 27 PID 1788 wrote to memory of 2016 1788 15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe 27 PID 2016 wrote to memory of 1172 2016 NlsLexicons0049.exe 31 PID 2016 wrote to memory of 1172 2016 NlsLexicons0049.exe 31 PID 2016 wrote to memory of 1172 2016 NlsLexicons0049.exe 31 PID 2016 wrote to memory of 1172 2016 NlsLexicons0049.exe 31 PID 2016 wrote to memory of 996 2016 NlsLexicons0049.exe 33 PID 2016 wrote to memory of 996 2016 NlsLexicons0049.exe 33 PID 2016 wrote to memory of 996 2016 NlsLexicons0049.exe 33 PID 2016 wrote to memory of 996 2016 NlsLexicons0049.exe 33 PID 1732 wrote to memory of 1700 1732 taskeng.exe 36 PID 1732 wrote to memory of 1700 1732 taskeng.exe 36 PID 1732 wrote to memory of 1700 1732 taskeng.exe 36 PID 1732 wrote to memory of 1700 1732 taskeng.exe 36 PID 1732 wrote to memory of 1420 1732 taskeng.exe 37 PID 1732 wrote to memory of 1420 1732 taskeng.exe 37 PID 1732 wrote to memory of 1420 1732 taskeng.exe 37 PID 1732 wrote to memory of 1420 1732 taskeng.exe 37 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 996 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe"C:\Users\Admin\AppData\Local\Temp\15ff00f9d644342888ec15b5fd8fe6baab954132564c41c451af49a197aa0a2b.exe"1⤵
- NTFS ADS
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exeC:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exe2⤵
- Loads dropped DLL
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.module.exeC:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.module.exe a -y -mx9 -ssw "C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\ENU_687FE978D73A864E9D41.7z" "C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\1\*"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1172
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C:\Windows\SysWOW64\attrib.exeattrib +s +h "C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources"3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:996
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C:\Windows\system32\taskeng.exetaskeng.exe {8F46E304-6310-4A40-BC53-61970B8C7164} S-1-5-21-790309383-526510583-3802439154-1000:TVHJCWMH\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exeC:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exe2⤵
- Drops file in System32 directory
PID:1700
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C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exeC:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.exe2⤵
- Drops file in System32 directory
PID:1420
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD51cce84b26e3d0238c5768202671a0e98
SHA184f47c78fbafd9f49d6caa11bd18f2c2b0864551
SHA2565e1131339d536ac207767c8ae7446386829d1472e4d1a951f0c8b546d03d4a72
SHA5128369993756f3a97c73f8b2cabdef9f3b0ebdc5404f644f9bb738ba69e23ca3c2762ca332fdc307673538f5f3b2036c6412b08366df960b21a0484c9c03e93e9a
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Filesize
50KB
MD54d791fb26e385825405e673f184ee646
SHA17f69f7755783161b145d7de02ae2a7e851f3700f
SHA256f2cbff2e7e92803ad42e8d75a7b05b3de0fbcf98aae96b77428377dc72a03fe1
SHA51266c2eb495135dd7d08f1aa7ff728b66e7321cd9018069ceb3b7764fa44e24907e18e950d704691987ea73612d2055b545ace13e23cc32c3ebdf80dddcbaf8e75
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C:\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.module.exe
Filesize197KB
MD5946285055913d457fda78a4484266e96
SHA1668661955bf3c20b9dc8cdaa7ec6e8dbbbd63285
SHA25623ca34a7d22fdb7d36014928c089c982cdfb903e9143aea60d38f228c9594beb
SHA51230a490b774d5736215b340d3a192825dc1dfbb7c8d9974c8ab2a09eff2429ed7cf99969ec6d651c8056549798da092ffa600681288dbd7c6f60515acd3630d95
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\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.module.exe
Filesize197KB
MD5946285055913d457fda78a4484266e96
SHA1668661955bf3c20b9dc8cdaa7ec6e8dbbbd63285
SHA25623ca34a7d22fdb7d36014928c089c982cdfb903e9143aea60d38f228c9594beb
SHA51230a490b774d5736215b340d3a192825dc1dfbb7c8d9974c8ab2a09eff2429ed7cf99969ec6d651c8056549798da092ffa600681288dbd7c6f60515acd3630d95
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\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.module.exe
Filesize197KB
MD5946285055913d457fda78a4484266e96
SHA1668661955bf3c20b9dc8cdaa7ec6e8dbbbd63285
SHA25623ca34a7d22fdb7d36014928c089c982cdfb903e9143aea60d38f228c9594beb
SHA51230a490b774d5736215b340d3a192825dc1dfbb7c8d9974c8ab2a09eff2429ed7cf99969ec6d651c8056549798da092ffa600681288dbd7c6f60515acd3630d95
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\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.sqlite3.module.dll
Filesize360KB
MD58c127ce55bfbb55eb9a843c693c9f240
SHA175c462c935a7ff2c90030c684440d61d48bb1858
SHA2564f93f3543139febb91e0c95dc9351008e9147a484732ee5962c7df64f6868028
SHA512d3578bd7ef01f9e25983c24eb9bb33f25c37d650cc79b823c3ec19f196d4a00deb506c1e1f774f15e5664d5263b02570fec11b322022b90a0ff1b10943188a02
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\Users\Admin\AppData\Roaming\x86_microsoft-windows-n..meworkapi.resources\NlsLexicons0049.sqlite3.module.dll
Filesize360KB
MD58c127ce55bfbb55eb9a843c693c9f240
SHA175c462c935a7ff2c90030c684440d61d48bb1858
SHA2564f93f3543139febb91e0c95dc9351008e9147a484732ee5962c7df64f6868028
SHA512d3578bd7ef01f9e25983c24eb9bb33f25c37d650cc79b823c3ec19f196d4a00deb506c1e1f774f15e5664d5263b02570fec11b322022b90a0ff1b10943188a02