Analysis Overview
SHA256
c2cae791772a0de0c4477bec746fb2e1d88961b294d7f2847cfc6563c2202c8f
Threat Level: Likely malicious
The file install-tool.exe.zip was found to be: Likely malicious.
Malicious Activity Summary
Downloads MZ/PE file
Checks computer location settings
Executes dropped EXE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-28 14:24
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-28 14:23
Reported
2023-09-28 14:30
Platform
win7-20230831-en
Max time kernel
121s
Max time network
127s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3028 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Windows\system32\WerFault.exe |
| PID 3028 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Windows\system32\WerFault.exe |
| PID 3028 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\install-tool.exe
"C:\Users\Admin\AppData\Local\Temp\install-tool.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3028 -s 516
Network
Files
memory/3028-0-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp
memory/3028-1-0x000000013FEC0000-0x0000000140EC0000-memory.dmp
memory/3028-2-0x000007FEF5A60000-0x000007FEF644C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-28 14:23
Reported
2023-09-28 14:30
Platform
win10v2004-20230915-en
Max time kernel
305s
Max time network
290s
Command Line
Signatures
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5076 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe |
| PID 5076 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe |
| PID 5076 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\install-tool.exe | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe |
| PID 2772 wrote to memory of 4348 | N/A | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe | C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp |
| PID 2772 wrote to memory of 4348 | N/A | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe | C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp |
| PID 2772 wrote to memory of 4348 | N/A | C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe | C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp |
Processes
C:\Users\Admin\AppData\Local\Temp\install-tool.exe
"C:\Users\Admin\AppData\Local\Temp\install-tool.exe"
C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe
"C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe"
C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp
"C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp" /SL5="$90228,31984858,231424,C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.245.36.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | download.icecreamapps.com | udp |
| US | 108.59.9.105:443 | download.icecreamapps.com | tcp |
| US | 8.8.8.8:53 | 105.9.59.108.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.20.238.8.in-addr.arpa | udp |
| DK | 146.70.92.153:80 | 146.70.92.153 | tcp |
| US | 8.8.8.8:53 | 153.92.70.146.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.57.101.20.in-addr.arpa | udp |
| DK | 146.70.92.153:80 | 146.70.92.153 | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/5076-0-0x00007FFA333E0000-0x00007FFA33EA1000-memory.dmp
memory/5076-1-0x0000000000E40000-0x0000000001E40000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bew2kdak.eah.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/5076-11-0x000000002F590000-0x000000002F5A0000-memory.dmp
memory/5076-12-0x000000002F500000-0x000000002F522000-memory.dmp
memory/5076-13-0x00007FFA333E0000-0x00007FFA33EA1000-memory.dmp
memory/5076-14-0x000000002F590000-0x000000002F5A0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe
| MD5 | d981b636517520e988bdf81f029ff5b3 |
| SHA1 | 1110ada7f4bc30860f74f2831a5e5efec29d5dfa |
| SHA256 | c776113e56723033824999fcbc2c9478fde4c47301ab2f1741844170a797c364 |
| SHA512 | 1a2164ef6aeaba79fd1492e528e5ea1770a2de6e69af7aed18ce9f9f0a42856cab4b1879bf16313fce632f00cfee645912dc56c46d848e77cc024952b3da8066 |
C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe
| MD5 | d981b636517520e988bdf81f029ff5b3 |
| SHA1 | 1110ada7f4bc30860f74f2831a5e5efec29d5dfa |
| SHA256 | c776113e56723033824999fcbc2c9478fde4c47301ab2f1741844170a797c364 |
| SHA512 | 1a2164ef6aeaba79fd1492e528e5ea1770a2de6e69af7aed18ce9f9f0a42856cab4b1879bf16313fce632f00cfee645912dc56c46d848e77cc024952b3da8066 |
memory/5076-25-0x0000000032130000-0x00000000321D6000-memory.dmp
memory/2772-27-0x0000000000400000-0x0000000000442000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ebook-dist-x64.exe
| MD5 | d981b636517520e988bdf81f029ff5b3 |
| SHA1 | 1110ada7f4bc30860f74f2831a5e5efec29d5dfa |
| SHA256 | c776113e56723033824999fcbc2c9478fde4c47301ab2f1741844170a797c364 |
| SHA512 | 1a2164ef6aeaba79fd1492e528e5ea1770a2de6e69af7aed18ce9f9f0a42856cab4b1879bf16313fce632f00cfee645912dc56c46d848e77cc024952b3da8066 |
C:\Users\Admin\AppData\Local\Temp\is-F9043.tmp\ebook-dist-x64.tmp
| MD5 | e31050ceefad4c7ec2918e4a0097cbe9 |
| SHA1 | a62e163a9e1dcaec82a00401ac03e893facbd767 |
| SHA256 | 36d4a12f3fcd9468a87c44f9483af3d372f690942a9a39ec8347b31f659b768e |
| SHA512 | 02daac35cb090a98021c58f80479f2e6f3083bf3c89f84e32329f9f96656b3194ddb17ac462aae5664d61590952ce060d63fb63dbaf15ffd4740e1ad4a2cde24 |
memory/4348-33-0x00000000022E0000-0x00000000022E1000-memory.dmp
memory/2772-35-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4348-36-0x0000000000400000-0x0000000000548000-memory.dmp
memory/4348-37-0x00000000022E0000-0x00000000022E1000-memory.dmp