agenttesla | 8ae9d438bfa2eae4950e1bbe13d51aa7a1c8f477c8098b4394768b3f758a4122

General

Target
Quote order#098799.exe
Size 83KB
Sample220425-kgetfsbgc7
SHA256 8ae9d438bfa2eae4950e1bbe13d51aa7a1c8f477c8098b4394768b3f758a4122
MD5 08c84a338e65c8da7857f72ac97dc080
SHA1 b9a5b53d6c06e48f1da3cb7698b1db1310b8aee1
SHA512 e72053ba89264afb0a33ea88f310f492b871b713c7c82c823dd157227e51812d8a833929517c3e64aaa952a5892ed0d9d4e4a1bbd9e3a35653e6e9530f2b455d
MD5 SHA1 SHA512

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
mail.libertymillslimited.com
Port
587
Username
[email protected]
Password
Dfq^ku1zc&,d

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.libertymillslimited.com
Port
587
Username
[email protected]
Password
Dfq^ku1zc&,d
Email to
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	Quote order#098799.exe

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

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote order#098799.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote order#098799.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote order#098799.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyAPP = "C:\\Users\\Admin\\AppData\\Roaming\\MyAPP\\MyAPP.exe"	Quote order#098799.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wjbtufiu = "\"C:\\Users\\Admin\\AppData\\Roaming\\Jhlrkcbnu\\Wjbtufiu.exe\""	Quote order#098799.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 940 set thread context of 4356	940	Quote order#098799.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
556	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
940	Quote order#098799.exe
940	Quote order#098799.exe
4356	Quote order#098799.exe
4356	Quote order#098799.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	940	Quote order#098799.exe
Token: SeDebugPrivilege	4356	Quote order#098799.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 1616	940	Quote order#098799.exe	89
PID 940 wrote to memory of 1616	940	Quote order#098799.exe	89
PID 940 wrote to memory of 1616	940	Quote order#098799.exe	89
PID 1616 wrote to memory of 556	1616	cmd.exe	91
PID 1616 wrote to memory of 556	1616	cmd.exe	91
PID 1616 wrote to memory of 556	1616	cmd.exe	91
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93
PID 940 wrote to memory of 4356	940	Quote order#098799.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote order#098799.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quote order#098799.exe

C:\Users\Admin\AppData\Local\Temp\Quote order#098799.exe
"C:\Users\Admin\AppData\Local\Temp\Quote order#098799.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:940
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 12
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Windows\SysWOW64\timeout.exe
    timeout 12
    3⤵
    - Delays execution with timeout.exe
    PID:556
- C:\Users\Admin\AppData\Local\Temp\Quote order#098799.exe
  "C:\Users\Admin\AppData\Local\Temp\Quote order#098799.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4356

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

Quote order#098799.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quote order#098799.exe.log
Size 1KB
SHA256 48178f884b8a4dd96e330b210b0530667d9473a7629fc6b4ad12b614bf438ee8
MD5 7ebe314bf617dc3e48b995a6c352740c
SHA1 538f643b7b30f9231a3035c448607f767527a870
SHA512 0ba9d8f4244c15285e254d27b4bff7c49344ff845c48bc0bf0d8563072fab4d6f7a6abe6b6742e8375a08e9a3b3e5d5dc4937ab428dbe2dd8e62892fda04507e
MD5 SHA1 SHA512

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memory/940-130-0x0000000000580000-0x000000000059A000-memory.dmp

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memory/940-131-0x00000000055F0000-0x0000000005B94000-memory.dmp

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memory/940-132-0x0000000005040000-0x00000000050D2000-memory.dmp

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memory/940-133-0x0000000004F30000-0x0000000004F3A000-memory.dmp

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memory/4356-137-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/4356-139-0x0000000004FC0000-0x000000000505C000-memory.dmp

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memory/4356-140-0x0000000005BC0000-0x0000000005C26000-memory.dmp

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memory/4356-141-0x0000000006220000-0x0000000006270000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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