Analysis Overview
SHA256
bbcfc7c262a04ae7291c4a1ea80253aaea3968a3c95d2b73b47016c298a7e281
Threat Level: Known bad
The file update.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Reads user/profile data of web browsers
Unsigned PE
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-01 13:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-01 13:06
Reported
2023-05-01 13:16
Platform
win10-20230220-en
Max time kernel
374s
Max time network
593s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\update.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\update.exe
"C:\Users\Admin\AppData\Local\Temp\update.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | addimq.duckdns.org | udp |
| NL | 194.87.151.134:9909 | addimq.duckdns.org | tcp |
| US | 8.8.8.8:53 | 134.151.87.194.in-addr.arpa | udp |
| NL | 194.87.151.134:9909 | addimq.duckdns.org | tcp |
| FR | 40.79.141.152:443 | tcp | |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| NL | 88.221.25.155:80 | tcp | |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
Files
memory/4140-116-0x00000204F8840000-0x00000204F8855000-memory.dmp
memory/4140-117-0x00000204FA0C0000-0x00000204FA0D2000-memory.dmp
memory/4140-118-0x00000204FAC20000-0x00000204FAC30000-memory.dmp
memory/4140-119-0x00000204FAC20000-0x00000204FAC30000-memory.dmp
memory/4140-120-0x00000204FAC20000-0x00000204FAC30000-memory.dmp
memory/4140-123-0x00000204FB230000-0x00000204FB2A6000-memory.dmp
memory/4140-124-0x00000204FABA0000-0x00000204FAC1E000-memory.dmp
memory/4140-125-0x00000204FB2B0000-0x00000204FB2CE000-memory.dmp
memory/4140-126-0x00000204FA380000-0x00000204FA38A000-memory.dmp
memory/4140-127-0x00000204FB340000-0x00000204FB3A0000-memory.dmp
memory/4140-128-0x00000204FB3A0000-0x00000204FB430000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-01 13:06
Reported
2023-05-01 13:16
Platform
win7-20230220-en
Max time kernel
395s
Max time network
593s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\update.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\update.exe
"C:\Users\Admin\AppData\Local\Temp\update.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | addimq.duckdns.org | udp |
| NL | 194.87.151.134:9909 | addimq.duckdns.org | tcp |
| NL | 194.87.151.134:9909 | addimq.duckdns.org | tcp |
Files
memory/1948-54-0x00000000005D0000-0x00000000005E5000-memory.dmp
memory/1948-55-0x0000000001FE0000-0x0000000001FF2000-memory.dmp
memory/1948-56-0x0000000041670000-0x00000000416F0000-memory.dmp
memory/1948-57-0x0000000041670000-0x00000000416F0000-memory.dmp
memory/1948-58-0x0000000041670000-0x00000000416F0000-memory.dmp
memory/1948-76-0x00000000284A0000-0x000000002851E000-memory.dmp
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
| MD5 | 3ac860860707baaf32469fa7cc7c0192 |
| SHA1 | c33c2acdaba0e6fa41fd2f00f186804722477639 |
| SHA256 | d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904 |
| SHA512 | d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c |
C:\Users\Admin\AppData\Local\Temp\Tar44D5.tmp
| MD5 | 4ff65ad929cd9a367680e0e5b1c08166 |
| SHA1 | c0af0d4396bd1f15c45f39d3b849ba444233b3a2 |
| SHA256 | c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6 |
| SHA512 | f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27 |
memory/1948-97-0x00000000282F0000-0x00000000282FA000-memory.dmp
memory/1948-98-0x00000000415D0000-0x0000000041630000-memory.dmp
memory/1948-99-0x0000000041CA0000-0x0000000041D30000-memory.dmp
memory/1948-100-0x0000000041670000-0x00000000416F0000-memory.dmp
memory/1948-101-0x0000000041670000-0x00000000416F0000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2023-05-01 13:06
Reported
2023-05-01 13:16
Platform
win10v2004-20230220-en
Max time kernel
498s
Max time network
501s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\update.exe
"C:\Users\Admin\AppData\Local\Temp\update.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 40.125.122.176:443 | tcp | |
| US | 20.189.173.6:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 8.8.8.8:53 | 1.77.109.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.192.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
Files
memory/784-133-0x00000208E7D80000-0x00000208E7D95000-memory.dmp