agenttesla | d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 02:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
Size

798KB
MD5

fb029eca94061f0186fc8701bdc85c77
SHA1

08231601ad4894e80dc1bd323456ed5e4cacb13c
SHA256

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6
SHA512

f46da4da503d580eb9fb9648141375f1a5c244d6832a7c426d65337d0e7cec6f515ae1ee9a0921002c4d04b99b01b09775ffe8823e9a557f0ff78aee57cf07d4
SSDEEP

12288:R6dum27u49Zr7EwcCiCXZHvyK7m2GtW8rTRpJ9ShOWQ7G/GFH9eo:R6dufltdcCpPyPW8rTRp6I8+deo

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot7189076260:AAHEL9QuHqQcKXN8kPXNO5BpYSd3XtQOqFg/

Signatures

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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

Detect packed .NET executables. Mostly AgentTeslaV4. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3044-3-0x000000001ADD0000-0x000000001AE64000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.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

4 api.ipify.org
5 api.ipify.org

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

description	pid	process	target process
PID 3044 set thread context of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exepowershell.exeregsvcs.exe

pid	process
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
2552	powershell.exe
2628	regsvcs.exe
2628	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exepowershell.exeregsvcs.exe

description	pid	process
Token: SeDebugPrivilege	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
Token: SeDebugPrivilege	2552	powershell.exe
Token: SeDebugPrivilege	2628	regsvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

regsvcs.exe

pid process

2628 regsvcs.exe

pid	process
2628	regsvcs.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

description	pid	process	target process
PID 3044 wrote to memory of 2552	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	powershell.exe
PID 3044 wrote to memory of 2552	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	powershell.exe
PID 3044 wrote to memory of 2552	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	powershell.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2628	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	regsvcs.exe
PID 3044 wrote to memory of 2904	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	WerFault.exe
PID 3044 wrote to memory of 2904	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	WerFault.exe
PID 3044 wrote to memory of 2904	3044	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe	WerFault.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe

C:\Users\Admin\AppData\Local\Temp\d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe
"C:\Users\Admin\AppData\Local\Temp\d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3044

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\d2a44cec8dbbd996cc4b5780f907f33fd4040c44519653503f4b17f3288149a6.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2552

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2628

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3044 -s 764
2⤵
PID:2904

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2552-18-0x000007FEEDFA0000-0x000007FEEE93D000-memory.dmp

Filesize
9.6MB

Download
memory/2552-27-0x000007FEEDFA0000-0x000007FEEE93D000-memory.dmp

Filesize
9.6MB

Download
memory/2552-23-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2552-20-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2552-8-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

Filesize
2.9MB

Download
memory/2552-9-0x00000000022F0000-0x00000000022F8000-memory.dmp

Filesize
32KB

Download
memory/2552-10-0x000007FEEDFA0000-0x000007FEEE93D000-memory.dmp

Filesize
9.6MB

Download
memory/2552-11-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2552-13-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-29-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2628-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-33-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2628-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-32-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2628-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2628-28-0x0000000074840000-0x0000000074F2E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-1-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download
memory/3044-2-0x000000001B270000-0x000000001B2F0000-memory.dmp

Filesize
512KB

Download
memory/3044-30-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download
memory/3044-31-0x000000001B270000-0x000000001B2F0000-memory.dmp

Filesize
512KB

Download
memory/3044-3-0x000000001ADD0000-0x000000001AE64000-memory.dmp

Filesize
592KB

Download
memory/3044-0-0x0000000000E20000-0x0000000000E5A000-memory.dmp

Filesize
232KB

Download