agenttesla | a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6

General

Target

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe
Size

772KB
MD5

0f0ee25a8b1b5211183bc818ecdf422f
SHA1

edf0d85083e1cc9e0053833005d9e3a630955377
SHA256

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6
SHA512

2618b1f7aff7b62448d7e75aaa413e0e22e2ebf3c8d7c762ed534e6a1faa0d5c07cbb7d8e4aaecc24ff5768e2eb2eb07d6b06b16ffba6f007772f7427f60d03f
SSDEEP

24576:CF1KSdrnKceUoI6qB26yaDPm0tCphRNtJkJ312Zx:sQOrKceUfVs0tCphRNtJkJl2T

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.nationalkham.com
Port:
587
Username:
[email protected]
Password:
kham1234
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. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-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/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

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

Processes:

resource	yara_rule
behavioral1/memory/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-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/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-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/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-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/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2740-22-0x00000000049D0000-0x0000000004A10000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 api.ipify.org
6 ip-api.com
4 api.ipify.org

flow	ioc
5	api.ipify.org
6	ip-api.com
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe

description	pid	process	target process
PID 2188 set thread context of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exeRegSvcs.exe

pid process

2188 a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe
2740 RegSvcs.exe
2740 RegSvcs.exe

pid	process
2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe
2740	RegSvcs.exe
2740	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe
Token: SeDebugPrivilege	2740	RegSvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe

description	pid	process	target process
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 1728	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe
PID 2188 wrote to memory of 2740	2188	a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe
"C:\Users\Admin\AppData\Local\Temp\a9fa586fb62d05caf2175e13fc20c8cb245d4902961bb833c8792befd5e7b0c6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:1728

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
PID:2740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2188-0-0x0000000001110000-0x00000000011D8000-memory.dmp

Filesize
800KB

Download
memory/2188-1-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2188-2-0x0000000000C70000-0x0000000000CB0000-memory.dmp

Filesize
256KB

Download
memory/2188-3-0x0000000000620000-0x0000000000640000-memory.dmp

Filesize
128KB

Download
memory/2188-4-0x0000000000640000-0x0000000000654000-memory.dmp

Filesize
80KB

Download
memory/2188-5-0x0000000000580000-0x0000000000604000-memory.dmp

Filesize
528KB

Download
memory/2188-20-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-21-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-22-0x00000000049D0000-0x0000000004A10000-memory.dmp

Filesize
256KB

Download
memory/2740-23-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-24-0x00000000049D0000-0x0000000004A10000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads