agenttesla | cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2023 01:56

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General

Target

cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe
Size

733KB
MD5

15fe8935c849629c00129ef7abc6c715
SHA1

7eccbcc72ef905192af85ed34cf942414e14ae0e
SHA256

cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2
SHA512

9a7e5eeb72c38adeeb5d41fc1798cb80b1d7e541c86e1eb062a70690acf5d4f21295576f12bd7dbac6bf6426762e990f8f94f83fbe45abf2a89c59f527c8d1c4
SSDEEP

12288:6vSIlGl/53Q0ZFasAVDPhgO2oSP8ATIjnqdFycVoQXtm2:6vE55es2PEP8KCnuFyc+QXI

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.trisquarespl.com
Port:
587
Username:
[email protected]
Password:
vphYSHb*2
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

18 api.ipify.org
19 api.ipify.org

flow	ioc
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe

description	pid	process	target process
PID 4460 set thread context of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3136 1900 WerFault.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1900 RegSvcs.exe
1900 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1900 RegSvcs.exe

pid	pid_target	process	target process
3136	1900	WerFault.exe	RegSvcs.exe

pid	process
1900	RegSvcs.exe
1900	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1900	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe

description	pid	process	target process
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe
PID 4460 wrote to memory of 1900	4460	cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe
"C:\Users\Admin\AppData\Local\Temp\cfb407859f4a0d1724464417c7b194f45f0ca3c20b74db7c0924f9671822b1d2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4460

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:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 1980
3⤵
- Program crash
PID:3136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1900 -ip 1900
1⤵
PID:2880

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1900-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1900-18-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1900-16-0x0000000005220000-0x0000000005286000-memory.dmp

Filesize
408KB

Download
memory/1900-15-0x00000000050D0000-0x00000000050E0000-memory.dmp

Filesize
64KB

Download
memory/1900-14-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/4460-4-0x00000000062C0000-0x0000000006614000-memory.dmp

Filesize
3.3MB

Download
memory/4460-6-0x00000000059D0000-0x00000000059DA000-memory.dmp

Filesize
40KB

Download
memory/4460-7-0x0000000005C20000-0x0000000005CBC000-memory.dmp

Filesize
624KB

Download
memory/4460-8-0x0000000005CC0000-0x0000000005CD6000-memory.dmp

Filesize
88KB

Download
memory/4460-9-0x0000000005CD0000-0x0000000005CD8000-memory.dmp

Filesize
32KB

Download
memory/4460-10-0x0000000005CE0000-0x0000000005CEA000-memory.dmp

Filesize
40KB

Download
memory/4460-11-0x0000000007280000-0x0000000007304000-memory.dmp

Filesize
528KB

Download
memory/4460-5-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/4460-1-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/4460-3-0x0000000005840000-0x00000000058D2000-memory.dmp

Filesize
584KB

Download
memory/4460-2-0x0000000005D10000-0x00000000062B4000-memory.dmp

Filesize
5.6MB

Download
memory/4460-17-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/4460-0-0x0000000000D90000-0x0000000000E4E000-memory.dmp

Filesize
760KB

Download