Analysis
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max time kernel
150s -
max time network
33s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
18-01-2021 18:18
Static task
static1
Behavioral task
behavioral1
Sample
New order.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
New order.exe
Resource
win10v20201028
General
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Target
New order.exe
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Size
1.4MB
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MD5
c5fa1332e42feaebcbcde1d3ce65b51f
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SHA1
497ed6891668ce32aa36341ba8487b7e633e94ee
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SHA256
828e23d2a1e4de67827b62b8c1fad396ebb7a1005b3137e686552e631957a70f
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SHA512
7cf2454d4107eb5ed3271ca136bc5c0a57c793d9ea764daf602494ab6526c7595d32117e9096669ea739a473c3e2de0beed0342c691ee708130fb922db4a8fb1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.conceptair.co.za - Port:
587 - Username:
[email protected] - Password:
#147info963#
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1472-11-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1472-12-0x00000000004375AE-mapping.dmp family_agenttesla behavioral1/memory/1472-14-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
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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Suspicious use of SetThreadContext 1 IoCs
Processes:
New order.exedescription pid process target process PID 1068 set thread context of 1472 1068 New order.exe New order.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
New order.exeNew order.exepid process 1068 New order.exe 1068 New order.exe 1472 New order.exe 1472 New order.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
New order.exeNew order.exedescription pid process Token: SeDebugPrivilege 1068 New order.exe Token: SeDebugPrivilege 1472 New order.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
New order.exepid process 1472 New order.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
New order.exedescription pid process target process PID 1068 wrote to memory of 756 1068 New order.exe schtasks.exe PID 1068 wrote to memory of 756 1068 New order.exe schtasks.exe PID 1068 wrote to memory of 756 1068 New order.exe schtasks.exe PID 1068 wrote to memory of 756 1068 New order.exe schtasks.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe PID 1068 wrote to memory of 1472 1068 New order.exe New order.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\New order.exe"C:\Users\Admin\AppData\Local\Temp\New order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AiczYpIdFXwZDr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2617.tmp"2⤵
- Creates scheduled task(s)
PID:756
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C:\Users\Admin\AppData\Local\Temp\New order.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1472
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
cfd249226df9a6c7b18dd6387e36ab1b
SHA1c0e7e24674b598675462069478815af4583219d5
SHA256906a3de22275d258a27269ee5e488cb6e8c4ac7ede71a9393c26c328bfe99435
SHA512a3598e08daf1cb3e0e516029b8ed772368f36c8b56903497b94f273446c4bb4fc6dd64d23ad227e31c0f3ed3911e4c6e3bf906e0ecb0a16d35b8b7c6f026d8bc