Analysis Overview
SHA256
3c8acfa90eed5ab18fd669bea9d494d9fb96f964d9040ee03ff9889dbaada294
Threat Level: Known bad
The file ExternalRun.exe was found to be: Known bad.
Malicious Activity Summary
44Caliber
44caliber family
DiscordWebhook
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-03-09 20:54
Signatures
44caliber family
DiscordWebhook
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-09 20:54
Reported
2022-03-10 10:29
Platform
win10v2004-en-20220112
Max time kernel
93s
Max time network
157s
Command Line
Signatures
44Caliber
DiscordWebhook
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | freegeoip.app | N/A | N/A |
| N/A | freegeoip.app | N/A | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe
"C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 72.21.91.29:80 | tcp | |
| US | 8.8.8.8:53 | freegeoip.app | udp |
| US | 188.114.97.0:443 | freegeoip.app | tcp |
| US | 8.8.8.8:53 | geo.prod.do.dsp.mp.microsoft.com | udp |
| US | 52.184.216.174:443 | geo.prod.do.dsp.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | kv801.prod.do.dsp.mp.microsoft.com | udp |
| NL | 184.29.205.60:443 | kv801.prod.do.dsp.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | cp801.prod.do.dsp.mp.microsoft.com | udp |
| NL | 184.29.205.60:443 | cp801.prod.do.dsp.mp.microsoft.com | tcp |
| NL | 184.29.205.60:443 | cp801.prod.do.dsp.mp.microsoft.com | tcp |
Files
memory/1544-130-0x000001AA738F0000-0x000001AA7393A000-memory.dmp
memory/1544-132-0x000001AA776E0000-0x000001AA776E2000-memory.dmp
memory/1544-131-0x00007FFB35160000-0x00007FFB35C21000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-09 20:54
Reported
2022-03-10 10:28
Platform
win7-20220223-en
Max time kernel
4294178s
Max time network
121s
Command Line
Signatures
44Caliber
DiscordWebhook
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | freegeoip.app | N/A | N/A |
| N/A | freegeoip.app | N/A | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe
"C:\Users\Admin\AppData\Local\Temp\ExternalRun.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | freegeoip.app | udp |
| US | 188.114.97.0:443 | freegeoip.app | tcp |
Files
memory/752-54-0x0000000000FA0000-0x0000000000FEA000-memory.dmp
memory/752-55-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp
memory/752-56-0x0000000000300000-0x0000000000302000-memory.dmp