agenttesla | 08caa9af8bc3d72fc768962c2319b86c9712a2437e6ca0e7cca8fc1049536def

General

Target

Outstanding Statement-0413.exe
Size

800KB
MD5

d1a4c4d05ecd22dc4911c2d2a95a4e05
SHA1

7566d86a447176a6a73ec6603df6a987da8681b1
SHA256

08caa9af8bc3d72fc768962c2319b86c9712a2437e6ca0e7cca8fc1049536def
SHA512

0d7f15d94f381ebcb14669f81d605709a37c2624559eb0b15a013f3703a626866ee74a6f71aad7980d7d4f3871ff18cec21ff3ebe48b9ee6efbaf698a93c0ea9

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.mdist.us
Port:
587
Username:
[email protected]
Password:
Jg#4321

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3700-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3700-128-0x00000000004377FE-mapping.dmp	family_agenttesla
behavioral2/memory/3700-133-0x0000000005590000-0x0000000005A8E000-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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\ppptOL = "C:\\Users\\Admin\\AppData\\Roaming\\ppptOL\\ppptOL.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Outstanding Statement-0413.exe

description pid process target process

PID 1704 set thread context of 3700 1704 Outstanding Statement-0413.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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
T1053

Processes:

schtasks.exe

pid process

1860 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Outstanding Statement-0413.exeRegSvcs.exe

pid process

1704 Outstanding Statement-0413.exe
3700 RegSvcs.exe
3700 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Outstanding Statement-0413.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1704 Outstanding Statement-0413.exe
Token: SeDebugPrivilege 3700 RegSvcs.exe

description	pid	process	target process
PID 1704 set thread context of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe

pid	process
1860	schtasks.exe

pid	process
1704	Outstanding Statement-0413.exe
3700	RegSvcs.exe
3700	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1704	Outstanding Statement-0413.exe
Token: SeDebugPrivilege	3700	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Outstanding Statement-0413.exe

description	pid	process	target process
PID 1704 wrote to memory of 1860	1704	Outstanding Statement-0413.exe	schtasks.exe
PID 1704 wrote to memory of 1860	1704	Outstanding Statement-0413.exe	schtasks.exe
PID 1704 wrote to memory of 1860	1704	Outstanding Statement-0413.exe	schtasks.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe
PID 1704 wrote to memory of 3700	1704	Outstanding Statement-0413.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Outstanding Statement-0413.exe
"C:\Users\Admin\AppData\Local\Temp\Outstanding Statement-0413.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fCJxIBs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E39.tmp"
2⤵
- Creates scheduled task(s)
PID:1860

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3700

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

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\tmp9E39.tmp
MD5
adf5c002b4ea14808790f3eaf4b86802

SHA1
9b58ac9fa323f72a5328cb0836ba732ec5ab0b4c

SHA256
743cb6b51da1ecea89dc2bef8a6857e9fd6181411367dcc4ba74d0040d5e3b1f

SHA512
bbf8f5fc8685390631e6f4d4d06168440ba1a835a07e97a4b8747719755e749cdb4cb1226871789c4c00f72cd9979269470347e1b3e6e55975d4703d61a73ff0

Download Submit
memory/1704-123-0x0000000009690000-0x0000000009752000-memory.dmp

Filesize
776KB

Download
memory/1704-122-0x000000007F320000-0x000000007F321000-memory.dmp

Filesize
4KB

Download
memory/1704-118-0x0000000004B30000-0x0000000004B31000-memory.dmp

Filesize
4KB

Download
memory/1704-119-0x0000000004B90000-0x000000000508E000-memory.dmp

Filesize
5.0MB

Download
memory/1704-124-0x00000000093A0000-0x000000000941E000-memory.dmp

Filesize
504KB

Download
memory/1704-121-0x0000000005080000-0x0000000005085000-memory.dmp

Filesize
20KB

Download
memory/1704-117-0x0000000004B90000-0x0000000004B91000-memory.dmp

Filesize
4KB

Download
memory/1704-114-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1704-120-0x0000000006730000-0x0000000006731000-memory.dmp

Filesize
4KB

Download
memory/1704-116-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/1860-125-0x0000000000000000-mapping.dmp

Download
memory/3700-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3700-128-0x00000000004377FE-mapping.dmp

Download
memory/3700-133-0x0000000005590000-0x0000000005A8E000-memory.dmp

Filesize
5.0MB

Download
memory/3700-134-0x0000000005A10000-0x0000000005A11000-memory.dmp

Filesize
4KB

Download
memory/3700-135-0x00000000061F0000-0x00000000061F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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