agenttesla | abe82c04c652b78d48bd0ef9aed89d0f7dc4684f7c9be6120da223e3aa316cd3

General

Target

DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe
Size

861KB
MD5

840cbf490ce0600e1057f72949a37c73
SHA1

151c7c81a8f1e9dd889eef12e8c4ca6749495dac
SHA256

b09a0b160629c46cd40123518cf4beed875c630f8836e2fea5d894c43fd58093
SHA512

922e31024ad6994330a528289d3ec3a9584e78b21bc32d8ee5419bc3793911fc4c092b96df0c3c55fe562f6fc761e1d60c8ac229e6c23bf8ab64e2d180c3b3f9
SSDEEP

12288:0YIPXjD9Mo4ALYp92DzclnPtgmDHTtI24666LZwzcu+UEkwE6eeE2:0YIPiEYpQUlPvI251uAuhF5eB

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.clslk.com
Port:
587
Username:
[email protected]
Password:
NUZRATHinam1978
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/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-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/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

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

Processes:

resource	yara_rule
behavioral1/memory/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-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/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-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/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2616-27-0x0000000000400000-0x0000000000442000-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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe

description pid process target process

PID 1288 set thread context of 2616 1288 DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1904 1288 WerFault.exe DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

3060 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exeRegSvcs.exe

pid process

2632 powershell.exe
2596 powershell.exe
2616 RegSvcs.exe
2616 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

RegSvcs.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2616 RegSvcs.exe
Token: SeDebugPrivilege 2632 powershell.exe
Token: SeDebugPrivilege 2596 powershell.exe

description	pid	process	target process
PID 1288 set thread context of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe

pid	pid_target	process	target process
1904	1288	WerFault.exe	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe

pid	process
3060	schtasks.exe

pid	process
2632	powershell.exe
2596	powershell.exe
2616	RegSvcs.exe
2616	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2616	RegSvcs.exe
Token: SeDebugPrivilege	2632	powershell.exe
Token: SeDebugPrivilege	2596	powershell.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe

description	pid	process	target process
PID 1288 wrote to memory of 2632	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2632	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2632	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2632	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2596	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2596	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2596	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 2596	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	powershell.exe
PID 1288 wrote to memory of 3060	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	schtasks.exe
PID 1288 wrote to memory of 3060	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	schtasks.exe
PID 1288 wrote to memory of 3060	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	schtasks.exe
PID 1288 wrote to memory of 3060	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	schtasks.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 2616	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	RegSvcs.exe
PID 1288 wrote to memory of 1904	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	WerFault.exe
PID 1288 wrote to memory of 1904	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	WerFault.exe
PID 1288 wrote to memory of 1904	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	WerFault.exe
PID 1288 wrote to memory of 1904	1288	DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe
"C:\Users\Admin\AppData\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1288

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DHL - OVERDUE ACCOUNT NOTICE - 1301669350.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LJAGvecDW.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2596

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LJAGvecDW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4386.tmp"
2⤵
- Creates scheduled task(s)
PID:3060

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 980
2⤵
- Program crash
PID:1904

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4386.tmp
Filesize
1KB

MD5
fc5f8a7cb60541e6bb6cf91478020ba9

SHA1
32549098ba3c35dca47d883b63d5420e363a9246

SHA256
69f7facbc3f3847ca751598bc22771f339124f2ff6b3b5ad50f6dce755eb6719

SHA512
ada5bdb400643097afbe596d78ec48045b7b479065e420401e331731a6f244e227ae31ecbaaa97b8320b2f947b9e00c696dbd95d8e2afbb9ecc2d1efeb2464c5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XF929YKW7ZEYFOBX86WC.temp
Filesize
7KB

MD5
ed45dc835cd6f4f711adef93cd738d84

SHA1
05d15619c98c54348cf3501d4502a449d48dd841

SHA256
03f1dd1995306edcedf047581e2d710e32aa27a5af8f178eb8a57acaca185be5

SHA512
b89bba8b9d3739928f51da8e5e09ef4180ed5f5571ad8872bc8faef818478cc2b94a978332ac0e4fc60a8d117a3253bf587028c6f32f8484faec32a34d3c95ac

Download Submit
memory/1288-32-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/1288-1-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/1288-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

Filesize
256KB

Download
memory/1288-3-0x0000000000570000-0x0000000000590000-memory.dmp

Filesize
128KB

Download
memory/1288-4-0x0000000000590000-0x00000000005A4000-memory.dmp

Filesize
80KB

Download
memory/1288-5-0x000000000A270000-0x000000000A2F2000-memory.dmp

Filesize
520KB

Download
memory/1288-0-0x0000000001150000-0x000000000122E000-memory.dmp

Filesize
888KB

Download
memory/1288-33-0x0000000004E70000-0x0000000004EB0000-memory.dmp

Filesize
256KB

Download
memory/2616-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads