Resubmissions
12-01-2023 15:53
230112-tbnc3sge84 1012-01-2023 14:09
230112-rf9e1agb96 1012-01-2023 13:47
230112-q3jmesgb68 10Analysis
-
max time kernel
51s -
max time network
54s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
12-01-2023 15:53
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
General
-
Target
file.exe
-
Size
1.5MB
-
MD5
83c0aa4ff5b51fc32781a39e2ec2c6ea
-
SHA1
bbace8228607fcbc07c36f39bbb1e2c844f50068
-
SHA256
ac286eb0952202037306a127334f67323550fc3d276d689c81e6a4ee66752d8c
-
SHA512
cb5f4a75cb3802dc022c4888ef90cd7f4d3deeafc0bdba868bf2c78eba173d736c03ce6ebc0d65b4cd6d633fd476764d24b5df58481dfb6fda49b8d91dd5108e
-
SSDEEP
24576:220Sx+I9oRYe+qPJZHHXFutH84tYI694pQQgXC75ld1qSVpk:228Q3no91AH8YYx9UQgd1qapk
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Signatures
-
Executes dropped EXE 3 IoCs
Processes:
file.tmpMitFiles138.exeWUsCa65VZgHsu.exepid process 1988 file.tmp 1480 MitFiles138.exe 1464 WUsCa65VZgHsu.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exefile.tmpMitFiles138.exepid process 1076 file.exe 1988 file.tmp 1988 file.tmp 1988 file.tmp 1988 file.tmp 1480 MitFiles138.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in Program Files directory 17 IoCs
Processes:
file.tmpdescription ioc process File created C:\Program Files (x86)\Mit Files\language\is-R2S0H.tmp file.tmp File created C:\Program Files (x86)\Mit Files\is-IALD1.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-6PJ3L.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-8QH7L.tmp file.tmp File opened for modification C:\Program Files (x86)\Mit Files\unins000.dat file.tmp File created C:\Program Files (x86)\Mit Files\unins000.dat file.tmp File created C:\Program Files (x86)\Mit Files\is-BTQKM.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-U9P74.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-4EK29.tmp file.tmp File created C:\Program Files (x86)\Mit Files\is-I74A2.tmp file.tmp File opened for modification C:\Program Files (x86)\Mit Files\MitFiles138.exe file.tmp File created C:\Program Files (x86)\Mit Files\is-Q0QMI.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-HB9D2.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-OKED9.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-K0UKI.tmp file.tmp File created C:\Program Files (x86)\Mit Files\is-E4MA9.tmp file.tmp File created C:\Program Files (x86)\Mit Files\language\is-EF2Q1.tmp file.tmp -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
MitFiles138.exepid process 1480 MitFiles138.exe 1480 MitFiles138.exe 1480 MitFiles138.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
file.exefile.tmpMitFiles138.exedescription pid process target process PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1076 wrote to memory of 1988 1076 file.exe file.tmp PID 1988 wrote to memory of 1480 1988 file.tmp MitFiles138.exe PID 1988 wrote to memory of 1480 1988 file.tmp MitFiles138.exe PID 1988 wrote to memory of 1480 1988 file.tmp MitFiles138.exe PID 1988 wrote to memory of 1480 1988 file.tmp MitFiles138.exe PID 1480 wrote to memory of 1464 1480 MitFiles138.exe WUsCa65VZgHsu.exe PID 1480 wrote to memory of 1464 1480 MitFiles138.exe WUsCa65VZgHsu.exe PID 1480 wrote to memory of 1464 1480 MitFiles138.exe WUsCa65VZgHsu.exe PID 1480 wrote to memory of 1464 1480 MitFiles138.exe WUsCa65VZgHsu.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Users\Admin\AppData\Local\Temp\is-H7CJA.tmp\file.tmp"C:\Users\Admin\AppData\Local\Temp\is-H7CJA.tmp\file.tmp" /SL5="$80116,1335001,483328,C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Program Files (x86)\Mit Files\MitFiles138.exe"C:\Program Files (x86)\Mit Files\MitFiles138.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\WUsCa65VZgHsu.exe
- Executes dropped EXE
PID:1464
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Program Files (x86)\Mit Files\MitFiles138.exeFilesize
1.8MB
MD580fc0514c83b5e26c06d05b2fbd7ac44
SHA141967041535a536b9f2a2960ace668ce115d17db
SHA2562ed6d9435d0e13540cd4f64a3675546391f9910874108a0935e1421cb964d241
SHA512abe834c319883b0ef5a1cd8408a58402c862e2214005ed7821eb9f17c5fc97e4d61abd674de19f384bd93c902404f9a18af38706d5f589094533f7fe2460e318
-
C:\Users\Admin\AppData\Local\Temp\is-H7CJA.tmp\file.tmpFilesize
695KB
MD5415533bb40980951c966665cff9e2fe7
SHA1fce396c8fa01876dd008f22c8be9a9b706f4aaec
SHA256f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734
SHA5123a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae
-
C:\Users\Admin\AppData\Local\Temp\is-H7CJA.tmp\file.tmpFilesize
695KB
MD5415533bb40980951c966665cff9e2fe7
SHA1fce396c8fa01876dd008f22c8be9a9b706f4aaec
SHA256f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734
SHA5123a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae
-
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\WUsCa65VZgHsu.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
-
\Program Files (x86)\Mit Files\MitFiles138.exeFilesize
1.8MB
MD580fc0514c83b5e26c06d05b2fbd7ac44
SHA141967041535a536b9f2a2960ace668ce115d17db
SHA2562ed6d9435d0e13540cd4f64a3675546391f9910874108a0935e1421cb964d241
SHA512abe834c319883b0ef5a1cd8408a58402c862e2214005ed7821eb9f17c5fc97e4d61abd674de19f384bd93c902404f9a18af38706d5f589094533f7fe2460e318
-
\Users\Admin\AppData\Local\Temp\is-8A1P6.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
\Users\Admin\AppData\Local\Temp\is-8A1P6.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
-
\Users\Admin\AppData\Local\Temp\is-8A1P6.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
-
\Users\Admin\AppData\Local\Temp\is-H7CJA.tmp\file.tmpFilesize
695KB
MD5415533bb40980951c966665cff9e2fe7
SHA1fce396c8fa01876dd008f22c8be9a9b706f4aaec
SHA256f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734
SHA5123a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae
-
\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\WUsCa65VZgHsu.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
-
memory/1076-54-0x0000000076681000-0x0000000076683000-memory.dmpFilesize
8KB
-
memory/1076-65-0x0000000000400000-0x000000000047D000-memory.dmpFilesize
500KB
-
memory/1076-55-0x0000000000400000-0x000000000047D000-memory.dmpFilesize
500KB
-
memory/1464-75-0x0000000000000000-mapping.dmp
-
memory/1480-73-0x0000000000400000-0x00000000013C2000-memory.dmpFilesize
15.8MB
-
memory/1480-71-0x0000000000400000-0x00000000013C2000-memory.dmpFilesize
15.8MB
-
memory/1480-70-0x0000000000400000-0x00000000013C2000-memory.dmpFilesize
15.8MB
-
memory/1480-67-0x0000000000000000-mapping.dmp
-
memory/1480-78-0x0000000000400000-0x00000000013C2000-memory.dmpFilesize
15.8MB
-
memory/1480-79-0x0000000010000000-0x000000001001B000-memory.dmpFilesize
108KB
-
memory/1480-83-0x0000000000400000-0x00000000013C2000-memory.dmpFilesize
15.8MB
-
memory/1988-69-0x00000000035D0000-0x0000000004592000-memory.dmpFilesize
15.8MB
-
memory/1988-58-0x0000000000000000-mapping.dmp
-
memory/1988-77-0x00000000035D0000-0x0000000004592000-memory.dmpFilesize
15.8MB