agenttesla | cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3

General

Target

cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe
Size

644KB
MD5

b34ae8df913549f1c9f75e813f4febbe
SHA1

ad9e6dbbbcce62b76a2e4d8997f41f00d0516b03
SHA256

cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3
SHA512

45f82b92990ded91fd09c822d6f103048e4dcb4467bd3c5f53d50546e4e6c35769d8e3855e921cbeead1e37899864ff39cf5fc70bf904190125372041c647446
SSDEEP

12288:2VksqBh/3FLJ99PFTI6xfc29DTlNCGGQD3QWoB:2ur/3FLJ7zlNCG9D3QWc

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gosportz.in
Port:
587
Username:
[email protected]
Password:
Ss@gosportz
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. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2012-3-0x000000001B300000-0x000000001B396000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

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

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe

description	pid	process	target process
PID 2012 set thread context of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

jsc.exe

pid process

2744 jsc.exe
2744 jsc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

jsc.exe

description pid process

Token: SeDebugPrivilege 2744 jsc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

jsc.exe

pid process

2744 jsc.exe

pid	process
2744	jsc.exe
2744	jsc.exe

description	pid	process
Token: SeDebugPrivilege	2744	jsc.exe

pid	process
2744	jsc.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe

description	pid	process	target process
PID 2012 wrote to memory of 2200	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	msbuild.exe
PID 2012 wrote to memory of 2200	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	msbuild.exe
PID 2012 wrote to memory of 2200	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	msbuild.exe
PID 2012 wrote to memory of 2200	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	msbuild.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2744	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	jsc.exe
PID 2012 wrote to memory of 2624	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	WerFault.exe
PID 2012 wrote to memory of 2624	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	WerFault.exe
PID 2012 wrote to memory of 2624	2012	cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe
"C:\Users\Admin\AppData\Local\Temp\cb65e696842c0650692cde3eaf4b37d1fb5a90b21c89fc2b14d191f06b97d7a3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2012

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
2⤵
PID:2200

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2744

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2012 -s 724
2⤵
PID:2624

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2012-0-0x0000000001150000-0x0000000001162000-memory.dmp

Filesize
72KB

Download
memory/2012-1-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2012-2-0x0000000000600000-0x0000000000680000-memory.dmp

Filesize
512KB

Download
memory/2012-3-0x000000001B300000-0x000000001B396000-memory.dmp

Filesize
600KB

Download
memory/2012-20-0x0000000000600000-0x0000000000680000-memory.dmp

Filesize
512KB

Download
memory/2012-19-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-18-0x0000000074D00000-0x00000000753EE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-21-0x0000000074D00000-0x00000000753EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads