agenttesla | ab5354e47e271a691a05573d9bf49c20397b8e2602320a905502e83c4a1c58ee

General

Target

DHL Delivery Invoice AWB#7490327845.exe
Size

818KB
MD5

03706e52938770bd5497faddc41ae671
SHA1

75d77e86a0c5eb7745d0efe60c90175deea29fea
SHA256

ae424f87ddc0913714a888f32a9412df939107b863c28e407513cf1b55db07f2
SHA512

00fe3572a8cb40ec347c9ce563ecc4e78bc0cd93f7c987f1cc3cd9f2de1b93fa33bc7c3e017c84897c494a905895c987de71459151f5fb03f3c458bf15918a56
SSDEEP

12288:zzWWET/mr9K0A/B5bKmy+VDmVx5R380an/soBWKNmRobGGKraPHOLcIjqlEWDvo+:zzWWtDQKd+lFbNkALWfsE+

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
marcellinus360
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

3720 powershell.exe

pid	process
3720	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

DHL Delivery Invoice AWB#7490327845.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	DHL Delivery Invoice AWB#7490327845.exe

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

21 api.ipify.org
22 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL Delivery Invoice AWB#7490327845.exe

description pid process target process

PID 4540 set thread context of 1472 4540 DHL Delivery Invoice AWB#7490327845.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

5076 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeRegSvcs.exe

pid process

3720 powershell.exe
1472 RegSvcs.exe
1472 RegSvcs.exe
3720 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 3720 powershell.exe
Token: SeDebugPrivilege 1472 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

1472 RegSvcs.exe

flow	ioc
21	api.ipify.org
22	api.ipify.org

description	pid	process	target process
PID 4540 set thread context of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe

pid	process
5076	schtasks.exe

pid	process
3720	powershell.exe
1472	RegSvcs.exe
1472	RegSvcs.exe
3720	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3720	powershell.exe
Token: SeDebugPrivilege	1472	RegSvcs.exe

pid	process
1472	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

DHL Delivery Invoice AWB#7490327845.exe

description	pid	process	target process
PID 4540 wrote to memory of 3720	4540	DHL Delivery Invoice AWB#7490327845.exe	powershell.exe
PID 4540 wrote to memory of 3720	4540	DHL Delivery Invoice AWB#7490327845.exe	powershell.exe
PID 4540 wrote to memory of 3720	4540	DHL Delivery Invoice AWB#7490327845.exe	powershell.exe
PID 4540 wrote to memory of 5076	4540	DHL Delivery Invoice AWB#7490327845.exe	schtasks.exe
PID 4540 wrote to memory of 5076	4540	DHL Delivery Invoice AWB#7490327845.exe	schtasks.exe
PID 4540 wrote to memory of 5076	4540	DHL Delivery Invoice AWB#7490327845.exe	schtasks.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe
PID 4540 wrote to memory of 1472	4540	DHL Delivery Invoice AWB#7490327845.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4540

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ChxJRlBJ.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3720

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ChxJRlBJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp84C0.tmp"
2⤵
- Creates scheduled task(s)
PID:5076

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
- Suspicious use of SetWindowsHookEx
PID:1472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_l1ljizmr.r4c.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp84C0.tmp
Filesize
1KB

MD5
e00f7d5990acbe0f5975dc911ad7b65a

SHA1
77bcfad0cf02bb265280c993ede3cba1262808c8

SHA256
fd852fc54469b52ed93c60d9f8cf34b2e05b35798aa5624c1e1a7123b28c3b53

SHA512
49b6ae6558cde0449c654e049409994eece9852a2453da4fdaa01c17c6c4cbd99829f5341f2700146f685ba751362754a65154f52fd069473c0ff5558c15eb3d

Download Submit
memory/1472-66-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/1472-55-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/1472-36-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/1472-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3720-52-0x0000000007970000-0x0000000007A13000-memory.dmp

Filesize
652KB

Download
memory/3720-39-0x00000000067C0000-0x000000000680C000-memory.dmp

Filesize
304KB

Download
memory/3720-65-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3720-62-0x0000000007DD0000-0x0000000007DD8000-memory.dmp

Filesize
32KB

Download
memory/3720-61-0x0000000007DF0000-0x0000000007E0A000-memory.dmp

Filesize
104KB

Download
memory/3720-15-0x0000000002E90000-0x0000000002EC6000-memory.dmp

Filesize
216KB

Download
memory/3720-16-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3720-17-0x0000000005A00000-0x0000000006028000-memory.dmp

Filesize
6.2MB

Download
memory/3720-60-0x0000000007CF0000-0x0000000007D04000-memory.dmp

Filesize
80KB

Download
memory/3720-18-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3720-20-0x00000000056D0000-0x00000000056F2000-memory.dmp

Filesize
136KB

Download
memory/3720-23-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/3720-59-0x0000000007CE0000-0x0000000007CEE000-memory.dmp

Filesize
56KB

Download
memory/3720-25-0x0000000006160000-0x00000000064B4000-memory.dmp

Filesize
3.3MB

Download
memory/3720-22-0x0000000006030000-0x0000000006096000-memory.dmp

Filesize
408KB

Download
memory/3720-58-0x0000000007CB0000-0x0000000007CC1000-memory.dmp

Filesize
68KB

Download
memory/3720-57-0x0000000007D30000-0x0000000007DC6000-memory.dmp

Filesize
600KB

Download
memory/3720-56-0x0000000007B30000-0x0000000007B3A000-memory.dmp

Filesize
40KB

Download
memory/3720-21-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/3720-54-0x0000000007AB0000-0x0000000007ACA000-memory.dmp

Filesize
104KB

Download
memory/3720-38-0x0000000006790000-0x00000000067AE000-memory.dmp

Filesize
120KB

Download
memory/3720-40-0x0000000006D50000-0x0000000006D82000-memory.dmp

Filesize
200KB

Download
memory/3720-41-0x0000000071160000-0x00000000711AC000-memory.dmp

Filesize
304KB

Download
memory/3720-51-0x0000000006D30000-0x0000000006D4E000-memory.dmp

Filesize
120KB

Download
memory/3720-53-0x0000000008100000-0x000000000877A000-memory.dmp

Filesize
6.5MB

Download
memory/4540-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/4540-7-0x00000000069D0000-0x00000000069DC000-memory.dmp

Filesize
48KB

Download
memory/4540-2-0x0000000008300000-0x00000000088A4000-memory.dmp

Filesize
5.6MB

Download
memory/4540-3-0x0000000007DF0000-0x0000000007E82000-memory.dmp

Filesize
584KB

Download
memory/4540-37-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4540-4-0x0000000003170000-0x000000000317A000-memory.dmp

Filesize
40KB

Download
memory/4540-5-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4540-6-0x00000000082D0000-0x00000000082F2000-memory.dmp

Filesize
136KB

Download
memory/4540-10-0x0000000005B00000-0x0000000005B9C000-memory.dmp

Filesize
624KB

Download
memory/4540-9-0x00000000059D0000-0x0000000005A52000-memory.dmp

Filesize
520KB

Download
memory/4540-8-0x00000000069E0000-0x00000000069F0000-memory.dmp

Filesize
64KB

Download
memory/4540-1-0x0000000000DF0000-0x0000000000EC2000-memory.dmp

Filesize
840KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads