agenttesla | b47db9d3513d9c87269f53d0d19a387900a0a8b19da2122b963851589372be7a

Analysis

max time kernel
132s
max time network
133s
platform
windows10_x64
resource
win10v200722
submitted
30/08/2020, 06:34

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General

Target
eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe
Size 1.1MB
Sample200830-d16ft45xl2
SHA256 b47db9d3513d9c87269f53d0d19a387900a0a8b19da2122b963851589372be7a
MD5 0280d4564b4f61ecb14c8c723f6273b4
SHA1 3e346691b8c36eb2de0987558cdcbd578e27b6ec
SHA512 6a07a149979bbc2374b28494aa90eebc590921049d694507f71b57e30164ea0b547bb697dafd02e609722a9c6f2d0179de3d2855a13f88d9c9b38861ddceb9ef
MD5 SHA1 SHA512

Score

10^/10

keylogger stealer persistence spyware trojan agenttesla

Malware Config

Extracted

Credentials

Protocol
ftp
Host
ftp.rebu.co.rw
Port
21
Username
[email protected]
Password
o^Z0CIU?^yL2

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 3 IoCs

keylogger stealer

resource	yara_rule
behavioral2/memory/3320-11-0x0000000000400000-0x0000000000452000-memory.dmp	agent_tesla
behavioral2/memory/3320-11-0x0000000000400000-0x0000000000452000-memory.dmp	agent_tesla
behavioral2/memory/3320-12-0x000000000044CF0E-mapping.dmp	agent_tesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Software\Microsoft\Windows\CurrentVersion\Run\IYLZX5 = "C:\\Users\\Admin\\AppData\\Roaming\\IYLZX5\\IYLZX5.exe"	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3900 set thread context of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = bf582cd4a87ed601	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe
3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeShutdownPrivilege	408	svchost.exe
Token: SeCreatePagefilePrivilege	408	svchost.exe
Token: SeDebugPrivilege	3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3900 wrote to memory of 3320	3900	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	75
PID 3320 wrote to memory of 3800	3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	77
PID 3320 wrote to memory of 3800	3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	77
PID 3320 wrote to memory of 3800	3320	eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe	77

C:\Users\Admin\AppData\Local\Temp\eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe
"C:\Users\Admin\AppData\Local\Temp\eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3900
- C:\Users\Admin\AppData\Local\Temp\eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe
  "C:\Users\Admin\AppData\Local\Temp\eElectronic Flight Ticket Booking Payment Confirmation XXXX7383929837 Debit BNC9929302.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3320
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:3800

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:408

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/3320-11-0x0000000000400000-0x0000000000452000-memory.dmp

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memory/3320-21-0x0000000006100000-0x0000000006101000-memory.dmp

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memory/3320-20-0x0000000005D20000-0x0000000005D21000-memory.dmp

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memory/3320-19-0x0000000005270000-0x0000000005271000-memory.dmp

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memory/3320-14-0x0000000073270000-0x000000007395E000-memory.dmp

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memory/3900-5-0x00000000070D0000-0x00000000070D1000-memory.dmp

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memory/3900-10-0x0000000007290000-0x00000000072ED000-memory.dmp

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memory/3900-9-0x0000000007C50000-0x0000000007CD8000-memory.dmp

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memory/3900-8-0x0000000007070000-0x000000000707B000-memory.dmp

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memory/3900-7-0x00000000072F0000-0x00000000072F1000-memory.dmp

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memory/3900-6-0x0000000007050000-0x0000000007051000-memory.dmp

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memory/3900-0-0x0000000073270000-0x000000007395E000-memory.dmp

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memory/3900-4-0x0000000007530000-0x0000000007531000-memory.dmp

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memory/3900-3-0x0000000006F90000-0x0000000006F91000-memory.dmp

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memory/3900-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

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