General
- Target New order.doc
- Size 190KB
- Sample240221-qdr79sgc75
- SHA256 adbe65c8b7499ffb421e092b9842fd7fc4195054ed184fde05a947748c9e7c2c
- MD5 4447f3cb60ca7f282a6fb1fbbc8e13a5
- SHA1 ac784dcd2f98ec26550c817f86bb4b2ff2df2fc0
- SHA512 64921a119517f597a8e8c10ac806b451463e4ee1a532d67b1292352732ee24b457e36da160dfc73b7bae9ade20e63e0475e31dbd4c87a0a32ba29195b014e9af
- SSDEEP 1536:CwAlRkwAlRkwAlRN2SpR4xNExLCnztRueLr:CwAlawAlawAlv2SpaxNExLCnztRjLr
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
New order.rtf
Resource
win7-20231215-en
24 signatures
150 seconds
Behavioral task
behavioral2
Sample
New order.rtf
Resource
win10v2004-20240221-en
4 signatures
150 seconds
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
mail.processengrg.com
-
Port
587
-
Username
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Password
Bigbrain2022#
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.processengrg.com
-
Port
587
-
Username
-
Password
Bigbrain2022#
-
Email to
Targets
-
- Target New order.doc
- Size 190KB
- SHA256 adbe65c8b7499ffb421e092b9842fd7fc4195054ed184fde05a947748c9e7c2c
- MD5 4447f3cb60ca7f282a6fb1fbbc8e13a5
- SHA1 ac784dcd2f98ec26550c817f86bb4b2ff2df2fc0
- SHA512 64921a119517f597a8e8c10ac806b451463e4ee1a532d67b1292352732ee24b457e36da160dfc73b7bae9ade20e63e0475e31dbd4c87a0a32ba29195b014e9af
- SSDEEP 1536:CwAlRkwAlRkwAlRN2SpR4xNExLCnztRueLr:CwAlawAlawAlv2SpaxNExLCnztRjLr
- MD5 SHA1 SHA512 SSDEEP
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext