Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2023 14:39
Static task
static1
Behavioral task
behavioral1
Sample
f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe
Resource
win10v2004-20231127-en
General
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Target
f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe
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Size
632KB
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MD5
c63dab0a1163027cac6eff536c53674e
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SHA1
9f69d979ce999a9e00dc7c3fcf340f5bba2d26f8
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SHA256
f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc
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SHA512
bbf9b5523b4846a2eec80553cf50ba45c2fe7271e392d87ab702af37956eb215602514dc40c3b8dbd53bc96618ec21cc4563a55f755272950563ea321b28c4a5
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SSDEEP
12288:oVMcthmJ9kd5oQSjEt7RrKFgk5KNaQTgXp/8cUDE3hhsZSAFnSs:A5Z1FKFgk5lQTGp/IExqS
Malware Config
Extracted
Protocol: smtp- Host:
mail.mtsfashionltd.com - Port:
587 - Username:
[email protected] - Password:
7D!0DIc!$iLP
Extracted
agenttesla
Protocol: smtp- Host:
mail.mtsfashionltd.com - Port:
587 - Username:
[email protected] - Password:
7D!0DIc!$iLP - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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 2 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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 47 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1848 set thread context of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4284 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 4284 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4284 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4284 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103 PID 1848 wrote to memory of 4284 1848 f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe"C:\Users\Admin\AppData\Local\Temp\f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Users\Admin\AppData\Local\Temp\f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe"C:\Users\Admin\AppData\Local\Temp\f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4284
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f844c501c4ff8c57fa81fc982b7627d3151d2665f23fa61e38171964dfcee4cc.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3