agenttesla | 6991a680294f55f7b7652bb49c55bcd564ecebdcc6a3a3a6b66fa274d4a55a80

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-04-2024 04:38

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General

Target

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
Size

534KB
MD5

0ebd6dce521fed21eb984c1fbdd71afe
SHA1

53bb50396ce3cda6778a41ddb199a959d9d12766
SHA256

c177ff9cb3b786e48a9dd68a932aa64d489851293162caa2ec8fd9eb14ea0c35
SHA512

36a91170dbef2d79dc1b8055f4f9dfa286575f4c9ba963e7229cfee076435f07dee9cd7e9b32293aeb442ed3dca3805cde686ead3922fae0eae3e303bb9a3cd4
SSDEEP

6144:purVvGt4mbGJgoZZcX9ETIvBZo/TZgcvtcZQdnRnZGVaknx+lDAA:pdtdggcsUI5ZodnvtcZCnRn07wdAA

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail3.dynamail.asia
Port:
587
Username:
[email protected]
Password:
Fehm.718907M

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
behavioral1/memory/268-212-0x0000000000400000-0x0000000000436000-memory.dmp	family_agenttesla
behavioral1/memory/268-213-0x0000000004B80000-0x0000000004BC0000-memory.dmp	family_agenttesla
behavioral1/memory/268-215-0x0000000004B80000-0x0000000004BC0000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

268 InstallUtil.exe

pid	process
268	InstallUtil.exe

Loads dropped DLL 2 IoCs

Processes:

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe

pid	process
2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe

description	pid	process	target process
PID 2188 set thread context of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

332 2188 WerFault.exe AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exeInstallUtil.exe

pid process

2188 AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
268 InstallUtil.exe
268 InstallUtil.exe

pid	pid_target	process	target process
332	2188	WerFault.exe	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
Token: SeDebugPrivilege	268	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

268 InstallUtil.exe

pid	process
268	InstallUtil.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe

description	pid	process	target process
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 268	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	InstallUtil.exe
PID 2188 wrote to memory of 332	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	WerFault.exe
PID 2188 wrote to memory of 332	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	WerFault.exe
PID 2188 wrote to memory of 332	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	WerFault.exe
PID 2188 wrote to memory of 332	2188	AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe
"C:\Users\Admin\AppData\Local\Temp\AMD129 Spec Request for Quotation and Fastest Shipping Time - ref21092020 00933.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188

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
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 3084
2⤵
- Program crash
PID:332

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

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\b1f92ac9-345d-4ee6-83d6-512dab76f3b9\i.dll

Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
memory/268-215-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/268-214-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/268-213-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/268-212-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/268-211-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-44-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-34-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-70-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-72-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-68-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-66-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-64-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-62-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-60-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-58-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-54-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-52-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-50-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-48-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-46-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-0-0x0000000000C00000-0x0000000000C8C000-memory.dmp

Filesize
560KB

Download
memory/2188-40-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-38-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-36-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-56-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-32-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-30-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-28-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-26-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-22-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-20-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-18-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-16-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-14-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-12-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-10-0x00000000741F0000-0x0000000074270000-memory.dmp

Filesize
512KB

Download
memory/2188-191-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2188-192-0x0000000004D50000-0x0000000004D90000-memory.dmp

Filesize
256KB

Download
memory/2188-194-0x00000000004F0000-0x00000000004FC000-memory.dmp

Filesize
48KB

Download
memory/2188-42-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-24-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-11-0x0000000000360000-0x0000000000386000-memory.dmp

Filesize
152KB

Download
memory/2188-3-0x0000000000360000-0x000000000038C000-memory.dmp

Filesize
176KB

Download
memory/2188-2-0x0000000004D50000-0x0000000004D90000-memory.dmp

Filesize
256KB

Download
memory/2188-1-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download