agenttesla | e5dbce139ab26dc9f743ca4161894d49adddd7c9bd0f1ac4adf4177aec479b69

General

Target

file.exe
Size

574KB
MD5

153bed9772c83355fafea2e3671a540f
SHA1

63d150d84515394da50a5355a2a8cf84163fcef1
SHA256

e5dbce139ab26dc9f743ca4161894d49adddd7c9bd0f1ac4adf4177aec479b69
SHA512

092464664a04ae154bc4ecfb99f7ff017af73314941afa2027f7b17560f187cdd84d81e001e705b5fd3a98391263afab3e51219421d4749b4176e93c09430c3f
SSDEEP

12288:B0pNxBRzXjZBXm2Po0AWQpwdyufZwsivoa1rOL9sz:B0Jz9NARJw1Zwz6

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
kV$bSqJ1 daniel
Email To:
[email protected]

Signatures

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Control Panel\International\Geo\Nation	file.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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe"	file.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.

flow	ioc
24	api.ipify.org
25	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1396 set thread context of 4800	1396	file.exe	91

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

T1053

pid	Process
3948	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1396	file.exe
1396	file.exe
4160	powershell.exe
4160	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1396	file.exe
Token: SeDebugPrivilege	4160	powershell.exe
Token: SeDebugPrivilege	4800	file.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 4160	1396	file.exe	87
PID 1396 wrote to memory of 4160	1396	file.exe	87
PID 1396 wrote to memory of 4160	1396	file.exe	87
PID 1396 wrote to memory of 3948	1396	file.exe	89
PID 1396 wrote to memory of 3948	1396	file.exe	89
PID 1396 wrote to memory of 3948	1396	file.exe	89
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91
PID 1396 wrote to memory of 4800	1396	file.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cpHEVhhhe.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4160
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cpHEVhhhe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA884.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3948
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4800

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\file.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kwulc3ul.m0n.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA884.tmp

Filesize
1KB

MD5
a9b94a7a1fa196cca0c9d5c150bf1d5d

SHA1
0ec80e6cff50b893a5d9b9f62015e4b41ca27da6

SHA256
7f346cb19669372fbdd087824b0013ff563556920b224eb0ed918bd8a2af832f

SHA512
9098f0a872fb5423cf41dff3330fc51b9999a219376989ceeef0e25c1757c0da1b6e3b390d39e877fef07ed14bb3a2873805d82b86b4ae4ad284e07374da62ca

Download Submit
memory/1396-134-0x00000000059A0000-0x0000000005F44000-memory.dmp

Filesize
5.6MB

Download
memory/1396-135-0x00000000052A0000-0x0000000005332000-memory.dmp

Filesize
584KB

Download
memory/1396-136-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/1396-137-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1396-138-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1396-139-0x000000000A530000-0x000000000A5CC000-memory.dmp

Filesize
624KB

Download
memory/1396-133-0x0000000000800000-0x0000000000896000-memory.dmp

Filesize
600KB

Download
memory/4160-154-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/4160-178-0x00000000066D0000-0x00000000066EE000-memory.dmp

Filesize
120KB

Download
memory/4160-186-0x00000000077A0000-0x00000000077A8000-memory.dmp

Filesize
32KB

Download
memory/4160-146-0x00000000028E0000-0x00000000028F0000-memory.dmp

Filesize
64KB

Download
memory/4160-185-0x00000000077C0000-0x00000000077DA000-memory.dmp

Filesize
104KB

Download
memory/4160-153-0x0000000005330000-0x0000000005352000-memory.dmp

Filesize
136KB

Download
memory/4160-145-0x00000000028E0000-0x00000000028F0000-memory.dmp

Filesize
64KB

Download
memory/4160-144-0x0000000001010000-0x0000000001046000-memory.dmp

Filesize
216KB

Download
memory/4160-184-0x00000000076B0000-0x00000000076BE000-memory.dmp

Filesize
56KB

Download
memory/4160-165-0x0000000006180000-0x000000000619E000-memory.dmp

Filesize
120KB

Download
memory/4160-166-0x00000000028E0000-0x00000000028F0000-memory.dmp

Filesize
64KB

Download
memory/4160-167-0x0000000007340000-0x0000000007372000-memory.dmp

Filesize
200KB

Download
memory/4160-168-0x0000000070920000-0x000000007096C000-memory.dmp

Filesize
304KB

Download
memory/4160-148-0x0000000005380000-0x00000000059A8000-memory.dmp

Filesize
6.2MB

Download
memory/4160-179-0x0000000007AC0000-0x000000000813A000-memory.dmp

Filesize
6.5MB

Download
memory/4160-180-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/4160-181-0x000000007F650000-0x000000007F660000-memory.dmp

Filesize
64KB

Download
memory/4160-182-0x00000000074F0000-0x00000000074FA000-memory.dmp

Filesize
40KB

Download
memory/4160-183-0x0000000007700000-0x0000000007796000-memory.dmp

Filesize
600KB

Download
memory/4800-160-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/4800-152-0x0000000005160000-0x00000000051C6000-memory.dmp

Filesize
408KB

Download
memory/4800-149-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4800-189-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/4800-191-0x0000000006BD0000-0x0000000006C20000-memory.dmp

Filesize
320KB

Download
memory/4800-192-0x0000000006DF0000-0x0000000006FB2000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads