General
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Target
Ref02812041077pdf.z
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Size
2.0MB
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Sample
221026-skea4agbcr
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MD5
b57e2db9c5c15e3032e8b819e8bfc50f
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SHA1
6fa28a2df5091675ea62faa99de5729d4b151cfd
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SHA256
4ae6e1c16ea100c53ac02ad5ca9c2f32ce28424c790a421ed5095d5ff8ac6908
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SHA512
7b3c5b9b33a2707dd51c9a9a9ba9251bd1f5b6158f80951b92c063d16521d5d31ecf9a4a9c64ec4edd84297fd3443a1b1012802fdf6a84eb5440e3e676d5dffa
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SSDEEP
49152:HEcMngX+5OkpOp/Z+hBeKN6Ypvgtstzdn23bhBCZ:AZDop/Z+hBdN6iNldn29cZ
Static task
static1
Behavioral task
behavioral1
Sample
Ref02812041077.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Ref02812041077.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
nanocore
1.2.2.0
rze6.sytes.net:8000
0aeffa29-f3e3-4c27-b5c4-5ee7e27a451f
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activate_away_mode
true
- backup_connection_host
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-07-19T10:27:50.574421636Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
8000
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default_group
OCT
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
0aeffa29-f3e3-4c27-b5c4-5ee7e27a451f
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
rze6.sytes.net
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Extracted
agenttesla
http://195.178.120.72/ch1t/inc/c20966a2dd74ab.php
Targets
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Target
Ref02812041077.exe
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Size
2.1MB
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MD5
9fa9b26c4cd53dac25384bdcc23eb78e
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SHA1
90990676b8af8e355aef96951afd9e0ad8fbe4f8
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SHA256
caee2b09afaf3f24a972b3e8031b89088c68574541d115ab992a172a01d138f6
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SHA512
901e6ee9a81f6bc83f618b6ecb0b539dcb3cf1d1fdb5cfdfd9c5cc3e772580dc5ef4e8b59218c161f07171c7d1cbb70cfa69b7caa03a45429d05977d3112226f
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SSDEEP
49152:pN5rOMtg7+5O8g1x9+7W6Xl5qqTg0lvgtsfzdj2RJhrdU:p7rPDg1x9R6Xl53TgIH7dj25hU
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Suspicious use of SetThreadContext
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