agenttesla | 62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513

General

Target

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
Size

1.1MB
MD5

125f0f7f1115b81993b3515b31de8e08
SHA1

6e6de75c6440b9f28d32b5221da2b756fadf2b0f
SHA256

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513
SHA512

f342f33c0672c96472ad2ba370d68643592d750fca296c3cae525c3e5704602e18902fe0acc60775f065d2a0f77ca3f94676f0990fd74a63567a83025b10b89e
SSDEEP

24576:BqDEvCTbMWu7rQYlBQcBiT6rprG8aItwvxBRu:BTvC/MTQYxsWR7aIt

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Drops startup file 1 IoCs

Processes:

dews.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dews.vbs dews.exe
Executes dropped EXE 1 IoCs

Processes:

dews.exe

pid process

3276 dews.exe
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

25 ip-api.com

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dews.vbs	dews.exe

pid	process
3276	dews.exe

flow	ioc
25	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\pteropod\dews.exe	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dews.exe

description pid process target process

PID 3276 set thread context of 3584 3276 dews.exe RegSvcs.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3528 3276 WerFault.exe dews.exe

description	pid	process	target process
PID 3276 set thread context of 3584	3276	dews.exe	RegSvcs.exe

pid	pid_target	process	target process
3528	3276	WerFault.exe	dews.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exedews.exeRegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dews.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

3584 RegSvcs.exe
3584 RegSvcs.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

dews.exe

pid process

3276 dews.exe
3276 dews.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 3584 RegSvcs.exe

pid	process
3584	RegSvcs.exe
3584	RegSvcs.exe

pid	process
3276	dews.exe
3276	dews.exe

description	pid	process
Token: SeDebugPrivilege	3584	RegSvcs.exe

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exedews.exe

pid	process
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3276	dews.exe
3276	dews.exe

Suspicious use of SendNotifyMessage 5 IoCs

Processes:

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exedews.exe

pid	process
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
3276	dews.exe
3276	dews.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exedews.exe

description	pid	process	target process
PID 3472 wrote to memory of 3276	3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe	dews.exe
PID 3472 wrote to memory of 3276	3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe	dews.exe
PID 3472 wrote to memory of 3276	3472	62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe	dews.exe
PID 3276 wrote to memory of 3584	3276	dews.exe	RegSvcs.exe
PID 3276 wrote to memory of 3584	3276	dews.exe	RegSvcs.exe
PID 3276 wrote to memory of 3584	3276	dews.exe	RegSvcs.exe
PID 3276 wrote to memory of 3584	3276	dews.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe
"C:\Users\Admin\AppData\Local\Temp\62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3472

C:\Users\Admin\AppData\Local\pteropod\dews.exe
"C:\Users\Admin\AppData\Local\Temp\62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe"
2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3276

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513.exe"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 688
3⤵
- Program crash
PID:3528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3276 -ip 3276
1⤵
PID:3448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\deblateration

Filesize
239KB

MD5
bba66a7455477424923521a29015557f

SHA1
0993ebb1a2ee7b4f2e5cdfbaf5db2e35959231b4

SHA256
647e3d2beba953cfea343055a5c75f0c6ba9ee76a4356e736547741bf5e73363

SHA512
23c9f28e75bc9e96df92386123f3152b506befa4fc0807ce83eff5a3c24416fcc2ff0d20a9cfd02023b92160ed32d9cd9097d0ce779871631ec27a9c2834b630

Download Submit
C:\Users\Admin\AppData\Local\Temp\uncolorable

Filesize
28KB

MD5
71542cf36b76114cb5ff76d079b96eac

SHA1
cc3ba4cfa096cb104dffc373d740a811edb36554

SHA256
67e1eacd19337f9b9d7863a8c30fef14ffc751f42aaea623c35e6d1bcf248735

SHA512
d2f3f083c5bb1ff69ce117a4f33bcd7ad5cd18db5eec9cb725e15d1966bd28bfc3449f922d223861aa6c2127e170912a76a4220190119c386a20e57fa0de3512

Download Submit
C:\Users\Admin\AppData\Local\pteropod\dews.exe

Filesize
1.1MB

MD5
125f0f7f1115b81993b3515b31de8e08

SHA1
6e6de75c6440b9f28d32b5221da2b756fadf2b0f

SHA256
62c13e92319b8a87b2715eeefa7fe7f245491ca0c49fdedc58b4521dd7038513

SHA512
f342f33c0672c96472ad2ba370d68643592d750fca296c3cae525c3e5704602e18902fe0acc60775f065d2a0f77ca3f94676f0990fd74a63567a83025b10b89e

Download Submit
memory/3472-11-0x0000000001200000-0x0000000001204000-memory.dmp

Filesize
16KB

Download
memory/3584-32-0x0000000005490000-0x0000000005A34000-memory.dmp

Filesize
5.6MB

Download
memory/3584-31-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

Filesize
4KB

Download
memory/3584-30-0x0000000000740000-0x0000000000782000-memory.dmp

Filesize
264KB

Download
memory/3584-33-0x0000000004EE0000-0x0000000004F46000-memory.dmp

Filesize
408KB

Download
memory/3584-34-0x0000000073DC0000-0x0000000074570000-memory.dmp

Filesize
7.7MB

Download
memory/3584-35-0x0000000006300000-0x0000000006350000-memory.dmp

Filesize
320KB

Download
memory/3584-36-0x00000000063F0000-0x0000000006482000-memory.dmp

Filesize
584KB

Download
memory/3584-37-0x0000000006380000-0x000000000638A000-memory.dmp

Filesize
40KB

Download
memory/3584-38-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

Filesize
4KB

Download
memory/3584-39-0x0000000073DC0000-0x0000000074570000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads