agenttesla | 1a2283bb101bc94c20d48d0ad06f11ce6cb7d0ad76e117a4176b71900dd4c6b3

General

Target

1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
Size

627KB
MD5

1363b11e2105d3486b2b5e8479c57a12
SHA1

b9d24a83153aa0af8b1d00214096ddc75d0464e1
SHA256

1a2283bb101bc94c20d48d0ad06f11ce6cb7d0ad76e117a4176b71900dd4c6b3
SHA512

ac431b6933b6b46e73e958efed679986df80b8b867536908375b36bef259e4521b6488dea91c30ceb1cfd92b0c26a1f5d044ea4d824eff2eaa3280191575765b
SSDEEP

12288:6mVMrkaDkW1wpB8faLg2z05c2/3y4hYcCowre+fOPXBDcexQzNkSBx4:WjoWSP/LVy/i4h1hMZfYXB4BzN5Bx4

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
sg2plcpnl0023.prod.sin2.secureserver.net
Port:
587
Username:
[email protected]
Password:
User@40378

Signatures

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

AgentTesla payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2620-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2620-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2620-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2620-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2620-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2620-20-0x0000000004C80000-0x0000000004CC0000-memory.dmp	family_agenttesla
behavioral1/memory/2620-23-0x0000000004C80000-0x0000000004CC0000-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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe

description pid process target process

PID 2968 set thread context of 2620 2968 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exeRegSvcs.exe

pid process

2968 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
2968 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
2620 RegSvcs.exe
2620 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2968 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
Token: SeDebugPrivilege 2620 RegSvcs.exe

description	pid	process	target process
PID 2968 set thread context of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe

pid	process
2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
2620	RegSvcs.exe
2620	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
Token: SeDebugPrivilege	2620	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe

description	pid	process	target process
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe
PID 2968 wrote to memory of 2620	2968	1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2968

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:2620

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/2620-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-25-0x0000000004C80000-0x0000000004CC0000-memory.dmp

Filesize
256KB

Download
memory/2620-23-0x0000000004C80000-0x0000000004CC0000-memory.dmp

Filesize
256KB

Download
memory/2620-22-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-19-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-26-0x0000000004C80000-0x0000000004CC0000-memory.dmp

Filesize
256KB

Download
memory/2620-20-0x0000000004C80000-0x0000000004CC0000-memory.dmp

Filesize
256KB

Download
memory/2620-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2620-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2968-6-0x0000000005650000-0x00000000056D4000-memory.dmp

Filesize
528KB

Download
memory/2968-1-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2968-2-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2968-18-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2968-0-0x0000000000AD0000-0x0000000000B74000-memory.dmp

Filesize
656KB

Download
memory/2968-5-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2968-4-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2968-3-0x0000000000280000-0x000000000028A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads