agenttesla | de54f743f7013404a6b143790034fbdc9636f75dfb1d914c6c3176ade71d0e61

General

Target

000b20cafe3744650b7247750d511876_JaffaCakes118.exe
Size

532KB
MD5

000b20cafe3744650b7247750d511876
SHA1

08204bead740b34c4628daf7888ac0a10db4d146
SHA256

de54f743f7013404a6b143790034fbdc9636f75dfb1d914c6c3176ade71d0e61
SHA512

5669912fa0e06a2e1a34466973e3e6028a83cf0ea7fe64fb5cd79878cb3a2cae01533acdd31d17051bd0baa739804c0af1bd57b0e78367863227155fc50f2f45
SSDEEP

12288:U6GEEyLdRgd1pmAkw2TySu7v6rnq+8+qKNI9:UadRqYH1u7ij98+I

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
uscentral50.myserverhosts.com
Port:
587
Username:
sales@radheatwaters.com
Password:
waters@789

Signatures

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

AgentTesla payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2524-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2524-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2524-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2524-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2524-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2524-20-0x0000000004170000-0x00000000041B0000-memory.dmp	family_agenttesla
behavioral1/memory/2524-23-0x0000000004170000-0x00000000041B0000-memory.dmp	family_agenttesla
behavioral1/memory/2524-25-0x0000000004170000-0x00000000041B0000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

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-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

000b20cafe3744650b7247750d511876_JaffaCakes118.exe

description pid process target process

PID 2440 set thread context of 2524 2440 000b20cafe3744650b7247750d511876_JaffaCakes118.exe RegSvcs.exe

description	pid	process	target process
PID 2440 set thread context of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

000b20cafe3744650b7247750d511876_JaffaCakes118.exeRegSvcs.exe

pid	process
2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe
2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe
2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe
2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe
2524	RegSvcs.exe
2524	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

000b20cafe3744650b7247750d511876_JaffaCakes118.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2440 000b20cafe3744650b7247750d511876_JaffaCakes118.exe
Token: SeDebugPrivilege 2524 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe
Token: SeDebugPrivilege	2524	RegSvcs.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

000b20cafe3744650b7247750d511876_JaffaCakes118.exe

description	pid	process	target process
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2528	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe
PID 2440 wrote to memory of 2524	2440	000b20cafe3744650b7247750d511876_JaffaCakes118.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\000b20cafe3744650b7247750d511876_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\000b20cafe3744650b7247750d511876_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2528

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2524

MITRE ATT&CK Matrix ATT&CK v13

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

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2440-0-0x00000000002E0000-0x000000000036C000-memory.dmp

Filesize
560KB

Download
memory/2440-1-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2440-2-0x0000000001FB0000-0x0000000001FF0000-memory.dmp

Filesize
256KB

Download
memory/2440-3-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/2440-4-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2440-5-0x0000000001FB0000-0x0000000001FF0000-memory.dmp

Filesize
256KB

Download
memory/2440-6-0x0000000004930000-0x0000000004990000-memory.dmp

Filesize
384KB

Download
memory/2440-19-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2524-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-18-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2524-20-0x0000000004170000-0x00000000041B0000-memory.dmp

Filesize
256KB

Download
memory/2524-22-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-23-0x0000000004170000-0x00000000041B0000-memory.dmp

Filesize
256KB

Download
memory/2524-25-0x0000000004170000-0x00000000041B0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads