Analysis
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max time kernel
103s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 12:51
Behavioral task
behavioral1
Sample
cali.exe
Resource
win7-20240903-en
General
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Target
cali.exe
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Size
234KB
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MD5
cae505e91242b082fefcf521b25d02f5
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SHA1
049fe643f4807770cee9d8163bd739763a693a8e
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SHA256
053eb54af528f36c930565abc0ae8888dc8ea7c8740dcb25e02cad88a26dfe34
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SHA512
af0ebee48424a0219a242fef737e9b842d345fbb94920284d8c83875e14319731c2bf1a2dba66bd45e57cb0e836ef2d5857832ec87f39768b2b19b1d1da8cd44
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SSDEEP
3072:BSy67Cmyuy/F168rR5bip59R/aAUaf8F5DGDdU1:BSykCmyuy/F168rLbipzv8yDW
Malware Config
Extracted
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
pin@hm-heating-de.icu - Password:
mGr{)g5TVG3j
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
pin@hm-heating-de.icu - Password:
mGr{)g5TVG3j - Email To:
gbenedick.amesgc@protonmail.com
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 api.ipify.org 13 api.ipify.org -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cali.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 776 cali.exe 776 cali.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 776 cali.exe
Processes
Network
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Remote address:8.8.8.8:53Request133.211.185.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request172.210.232.199.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request69.31.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Requestapi.ipify.orgIN AResponseapi.ipify.orgIN A172.67.74.152api.ipify.orgIN A104.26.13.205api.ipify.orgIN A104.26.12.205
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Remote address:172.67.74.152:443RequestGET / HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
Host: api.ipify.org
Connection: Keep-Alive
ResponseHTTP/1.1 200 OK
Content-Type: text/plain
Content-Length: 14
Connection: keep-alive
Vary: Origin
cf-cache-status: DYNAMIC
Server: cloudflare
CF-RAY: 8f3f490e6c0ced0c-LHR
server-timing: cfL4;desc="?proto=TCP&rtt=32808&min_rtt=26058&rtt_var=17866&sent=6&recv=7&lost=0&retrans=0&sent_bytes=2980&recv_bytes=452&delivery_rate=122727&cwnd=253&unsent_bytes=0&cid=71f7af6c2ec8a35d&ts=197&x=0"
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Remote address:8.8.8.8:53Request95.221.229.192.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request152.74.67.172.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Requestmail.privateemail.comIN AResponsemail.privateemail.comIN A198.54.122.135
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Remote address:8.8.8.8:53Request209.205.72.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request135.122.54.198.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request97.17.167.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request50.23.12.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request241.42.69.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request134.130.81.91.in-addr.arpaIN PTRResponse
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900 B 3.8kB 10 9
HTTP Request
GET https://api.ipify.org/HTTP Response
200 -
2.8kB 7.4kB 22 32
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73 B 147 B 1 1
DNS Request
133.211.185.52.in-addr.arpa
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74 B 128 B 1 1
DNS Request
172.210.232.199.in-addr.arpa
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71 B 157 B 1 1
DNS Request
69.31.126.40.in-addr.arpa
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59 B 107 B 1 1
DNS Request
api.ipify.org
DNS Response
172.67.74.152104.26.13.205104.26.12.205
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73 B 144 B 1 1
DNS Request
95.221.229.192.in-addr.arpa
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72 B 134 B 1 1
DNS Request
152.74.67.172.in-addr.arpa
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67 B 83 B 1 1
DNS Request
mail.privateemail.com
DNS Response
198.54.122.135
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72 B 158 B 1 1
DNS Request
209.205.72.20.in-addr.arpa
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73 B 153 B 1 1
DNS Request
135.122.54.198.in-addr.arpa
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71 B 145 B 1 1
DNS Request
97.17.167.52.in-addr.arpa
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70 B 156 B 1 1
DNS Request
50.23.12.20.in-addr.arpa
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71 B 145 B 1 1
DNS Request
241.42.69.40.in-addr.arpa
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72 B 147 B 1 1
DNS Request
134.130.81.91.in-addr.arpa