agenttesla | c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d

General

Target

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe
Size

1.0MB
MD5

bebe5907e39cdbd2a097c0325f6b12ed
SHA1

8ebfa77700a40d7935e41c376c0f0962c62e1c5a
SHA256

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d
SHA512

d107f99e99966d4f21e0ca363e80fe825cf3edc067eacf3eda68e1d8df846168809497d57336210070ddc68d9e4eb375f0d0f03bf7670e5cdf35817afd2d701c
SSDEEP

24576:+AHnh+eWsN3skA4RV1Hom2KXMmHaNdYpcqO6p5:ph+ZkldoPK8YaNCOo

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cash4cars.nz
Port:
587
Username:
[email protected]
Password:
logs2024!
Email To:
[email protected]

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. 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables referencing Windows vault credential objects. Observed in infostealers 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe"	RegSvcs.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 ip-api.com

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

description	pid	process	target process
PID 2220 set thread context of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1160 RegSvcs.exe
1160 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

pid process

2220 c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1160 RegSvcs.exe

pid	process
1160	RegSvcs.exe
1160	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1160	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

pid	process
2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe
2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

pid	process
2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe
2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe

description	pid	process	target process
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe
PID 2220 wrote to memory of 1160	2220	c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe
"C:\Users\Admin\AppData\Local\Temp\c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1160-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1160-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1160-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1160-16-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/1160-17-0x00000000007A0000-0x00000000007E0000-memory.dmp

Filesize
256KB

Download
memory/1160-19-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/1160-20-0x00000000007A0000-0x00000000007E0000-memory.dmp

Filesize
256KB

Download
memory/2220-10-0x0000000000330000-0x0000000000334000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads