agenttesla | ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a

General

Target

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
Size

831KB
MD5

18ab2aad8e5efd35242fbd95df4e7dd8
SHA1

72f5eb04ed362a77235283d634d499edda685bf7
SHA256

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a
SHA512

34701b20f0afc8694c5bb42a5ecea9daa86b7c59e9b8cf6ce2aaf9598dc39215382c36efa2c8d216e84e3a978a2bd8d6215a937952c69889b698d077f02cfdd9
SSDEEP

12288:UFLUZoWBwIyww0vWfueEQEarTXNmuKXevwN0GQ+l3y34SI1Vt/L5r3BD1Ry09yz:UaomwIjGGUfHwuuNvSIb1LN

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sintecno.gr
Port:
587
Username:
info@sintecno.gr
Password:
k$&v8@,q0Pf#
Email To:
donj5425@gmail.com

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2200-8-0x0000000003030000-0x000000000303C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cUsRDu = "C:\\Users\\Admin\\AppData\\Roaming\\cUsRDu\\cUsRDu.exe"	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

18 api.ipify.org
19 api.ipify.org

flow	ioc
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

description	pid	process	target process
PID 2200 set thread context of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exead5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

pid	process
2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
4380	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
4380	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exead5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

description	pid	process
Token: SeDebugPrivilege	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
Token: SeDebugPrivilege	4380	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

pid process

4380 ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

pid	process
4380	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

description	pid	process	target process
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
PID 2200 wrote to memory of 4380	2200	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe	ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe

C:\Users\Admin\AppData\Local\Temp\ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
"C:\Users\Admin\AppData\Local\Temp\ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200

C:\Users\Admin\AppData\Local\Temp\ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe
"C:\Users\Admin\AppData\Local\Temp\ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4380

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ad5c519df39152112b96cbd80417dbdfeb0a90f98f23e49511e6b9d08981894a.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2200-8-0x0000000003030000-0x000000000303C000-memory.dmp

Filesize
48KB

Download
memory/2200-3-0x0000000007CF0000-0x0000000007D82000-memory.dmp

Filesize
584KB

Download
memory/2200-9-0x00000000091D0000-0x0000000009252000-memory.dmp

Filesize
520KB

Download
memory/2200-1-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/2200-5-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/2200-6-0x0000000009420000-0x00000000094BC000-memory.dmp

Filesize
624KB

Download
memory/2200-7-0x0000000003010000-0x0000000003022000-memory.dmp

Filesize
72KB

Download
memory/2200-0-0x0000000000D00000-0x0000000000DD6000-memory.dmp

Filesize
856KB

Download
memory/2200-14-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/2200-2-0x0000000008200000-0x00000000087A4000-memory.dmp

Filesize
5.6MB

Download
memory/2200-4-0x0000000007EC0000-0x0000000007ED0000-memory.dmp

Filesize
64KB

Download
memory/4380-13-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/4380-20-0x0000000002B80000-0x0000000002B90000-memory.dmp

Filesize
64KB

Download
memory/4380-16-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/4380-15-0x0000000002B80000-0x0000000002B90000-memory.dmp

Filesize
64KB

Download
memory/4380-18-0x0000000006A60000-0x0000000006AB0000-memory.dmp

Filesize
320KB

Download
memory/4380-19-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/4380-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads