agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 15:03

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General

Target

35da8e30ae0228adb64b7d7d67b661fd.exe
Size

378KB
MD5

35da8e30ae0228adb64b7d7d67b661fd
SHA1

5093b8518f8034be477da24edefdd16368c2ce8a
SHA256

5db75c246c2dd344ed0b0f4eae96c31479673451219cecaa2d70b26899bce9a8
SHA512

a9027d39926b509139821e995a64e783ec3123ac972e3f40846d4b2b8456ea477fb559eb8e7c2789806eb8a7dad4d53b83f06276308825386516d7b4f7914a1d
SSDEEP

6144:kVn8Y/2+3x5spUN1yY0zyZwoqn9onD4Epv:k58WhWmNEYOyix9onD4Eh

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.1and1.es
Port:
587
Username:
[email protected]
Password:
elsecreto2019

Signatures

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

AgentTesla payload 3 IoCs

resource	yara_rule
behavioral17/memory/3008-214-0x0000000000400000-0x0000000000436000-memory.dmp	family_agenttesla
behavioral17/memory/3008-216-0x0000000004AC0000-0x0000000004B00000-memory.dmp	family_agenttesla
behavioral17/memory/3008-218-0x0000000004AC0000-0x0000000004B00000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

pid	Process
3008	InstallUtil.exe

Loads dropped DLL 2 IoCs

pid	Process
2416	35da8e30ae0228adb64b7d7d67b661fd.exe
2416	35da8e30ae0228adb64b7d7d67b661fd.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2416 set thread context of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2416	35da8e30ae0228adb64b7d7d67b661fd.exe
3008	InstallUtil.exe
3008	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2416	35da8e30ae0228adb64b7d7d67b661fd.exe
Token: SeDebugPrivilege	3008	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30
PID 2416 wrote to memory of 3008	2416	35da8e30ae0228adb64b7d7d67b661fd.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\35da8e30ae0228adb64b7d7d67b661fd.exe
"C:\Users\Admin\AppData\Local\Temp\35da8e30ae0228adb64b7d7d67b661fd.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
  "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4acacee3-cefe-4dab-b6f1-01f9a63ec79a\e.dll

Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\4acacee3-cefe-4dab-b6f1-01f9a63ec79a\e.dll

Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/2416-58-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-196-0x00000000005A0000-0x00000000005AC000-memory.dmp

Filesize
48KB

Download
memory/2416-2-0x0000000000A00000-0x0000000000A40000-memory.dmp

Filesize
256KB

Download
memory/2416-3-0x0000000000440000-0x000000000046C000-memory.dmp

Filesize
176KB

Download
memory/2416-10-0x0000000074EA0000-0x0000000074F20000-memory.dmp

Filesize
512KB

Download
memory/2416-11-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-12-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-14-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-16-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-18-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-20-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-22-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-24-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-26-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-28-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-30-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-34-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-40-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-44-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-48-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-52-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-0-0x0000000001100000-0x0000000001164000-memory.dmp

Filesize
400KB

Download
memory/2416-66-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-72-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-64-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-70-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-62-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-60-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-56-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-54-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-50-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-46-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-42-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-38-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-36-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-32-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-191-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-192-0x0000000000A00000-0x0000000000A40000-memory.dmp

Filesize
256KB

Download
memory/2416-193-0x0000000000A00000-0x0000000000A40000-memory.dmp

Filesize
256KB

Download
memory/2416-195-0x0000000000A00000-0x0000000000A40000-memory.dmp

Filesize
256KB

Download
memory/2416-68-0x0000000000440000-0x0000000000465000-memory.dmp

Filesize
148KB

Download
memory/2416-212-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-214-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3008-215-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-216-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download
memory/3008-217-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/3008-218-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download
memory/3008-219-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download