Analysis Overview
SHA256
c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa
Threat Level: Known bad
The file c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa was found to be: Known bad.
Malicious Activity Summary
NyMaim
Executes dropped EXE
Deletes itself
Loads dropped DLL
Checks computer location settings
Enumerates physical storage devices
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-11-20 20:24
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-20 20:24
Reported
2022-11-20 20:27
Platform
win7-20220812-en
Max time kernel
55s
Max time network
56s
Command Line
Signatures
NyMaim
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\2wJfl.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe | N/A |
Enumerates physical storage devices
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe
"C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe"
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\2wJfl.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" /f
Network
| Country | Destination | Domain | Proto |
| N/A | 45.139.105.171:80 | 45.139.105.171 | tcp |
| N/A | 107.182.129.235:80 | 107.182.129.235 | tcp |
| N/A | 171.22.30.106:80 | 171.22.30.106 | tcp |
Files
memory/1440-54-0x0000000076181000-0x0000000076183000-memory.dmp
memory/1440-55-0x0000000000400000-0x0000000001532000-memory.dmp
memory/1440-56-0x0000000000400000-0x0000000001532000-memory.dmp
memory/1440-57-0x0000000000400000-0x0000000001532000-memory.dmp
\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\2wJfl.exe
| MD5 | 3fb36cb0b7172e5298d2992d42984d06 |
| SHA1 | 439827777df4a337cbb9fa4a4640d0d3fa1738b7 |
| SHA256 | 27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6 |
| SHA512 | 6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c |
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\2wJfl.exe
| MD5 | 3fb36cb0b7172e5298d2992d42984d06 |
| SHA1 | 439827777df4a337cbb9fa4a4640d0d3fa1738b7 |
| SHA256 | 27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6 |
| SHA512 | 6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c |
memory/788-59-0x0000000000000000-mapping.dmp
memory/1440-61-0x0000000010000000-0x000000001001B000-memory.dmp
memory/1440-65-0x0000000000400000-0x0000000001532000-memory.dmp
memory/1964-66-0x0000000000000000-mapping.dmp
memory/536-67-0x0000000000000000-mapping.dmp
memory/1440-68-0x0000000000400000-0x0000000001532000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-20 20:24
Reported
2022-11-20 20:27
Platform
win10v2004-20221111-en
Max time kernel
78s
Max time network
127s
Command Line
Signatures
NyMaim
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\{6eb576c0-6208-11ed-9190-806e6f6e6963}\pBbS5dk4.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe | N/A |
Enumerates physical storage devices
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe
"C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe"
C:\Users\Admin\AppData\Roaming\{6eb576c0-6208-11ed-9190-806e6f6e6963}\pBbS5dk4.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "c02e40f2565478f5c2deb328f78819550dbbcee9b1c233129c22a6414b46cffa.exe" /f
Network
| Country | Destination | Domain | Proto |
| N/A | 45.139.105.171:80 | 45.139.105.171 | tcp |
| N/A | 107.182.129.235:80 | 107.182.129.235 | tcp |
| N/A | 171.22.30.106:80 | 171.22.30.106 | tcp |
| N/A | 52.168.117.169:443 | tcp | |
| N/A | 104.80.225.205:443 | tcp | |
| N/A | 87.248.202.1:80 | tcp | |
| N/A | 87.248.202.1:80 | tcp | |
| N/A | 13.107.4.50:80 | tcp |
Files
memory/4828-133-0x0000000000400000-0x0000000001532000-memory.dmp
memory/4828-132-0x0000000000400000-0x0000000001532000-memory.dmp
memory/4828-134-0x0000000000400000-0x0000000001532000-memory.dmp
memory/60-135-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\{6eb576c0-6208-11ed-9190-806e6f6e6963}\pBbS5dk4.exe
| MD5 | 3fb36cb0b7172e5298d2992d42984d06 |
| SHA1 | 439827777df4a337cbb9fa4a4640d0d3fa1738b7 |
| SHA256 | 27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6 |
| SHA512 | 6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c |
C:\Users\Admin\AppData\Roaming\{6eb576c0-6208-11ed-9190-806e6f6e6963}\pBbS5dk4.exe
| MD5 | 3fb36cb0b7172e5298d2992d42984d06 |
| SHA1 | 439827777df4a337cbb9fa4a4640d0d3fa1738b7 |
| SHA256 | 27ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6 |
| SHA512 | 6b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c |
memory/4828-138-0x0000000010000000-0x000000001001B000-memory.dmp
memory/4828-142-0x0000000000400000-0x0000000001532000-memory.dmp
memory/4652-143-0x0000000000000000-mapping.dmp
memory/3528-144-0x0000000000000000-mapping.dmp
memory/4828-145-0x0000000000400000-0x0000000001532000-memory.dmp