agenttesla | 8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 16:28

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General

Target

e-dekont_html.exe
Size

610KB
MD5

66e196c15ec46d1e7526b1c48da1b72a
SHA1

f9b2dc950a21c296aaf57a013c3f4e93f8ebbad2
SHA256

8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9
SHA512

f8d8241d5af76033ba83caff888d325285110356b8e35175260a912cf416670465d218d7c550b9f15cc969bc2f53381cb8e41dd4f9a859cae65e4df600b6f851
SSDEEP

12288:yRfHhxVzsP5wzyNwv5gs3MjeNPq0wKrCHrT3GQzRVPUYvV3L2dXEg:yXxU5wzaktc4PEWCHfGQzbPfvFydXEg

Score

10^/10

agenttesla evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp8nl.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
Email To:
[email protected]

Signatures

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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2936	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
2620	cmd.exe
1020	WerFault.exe
1020	WerFault.exe
1020	WerFault.exe
1020	WerFault.exe
1020	WerFault.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	e-dekont_html.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2936 set thread context of 2428	2936	svchost.exe	37

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

pid	Process
2576	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2528	timeout.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
1440	e-dekont_html.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe
2936	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	e-dekont_html.exe
Token: SeDebugPrivilege	2936	svchost.exe
Token: SeDebugPrivilege	2588	powershell.exe
Token: SeDebugPrivilege	2428	regasm.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2916	1440	e-dekont_html.exe	28
PID 1440 wrote to memory of 2916	1440	e-dekont_html.exe	28
PID 1440 wrote to memory of 2916	1440	e-dekont_html.exe	28
PID 1440 wrote to memory of 2620	1440	e-dekont_html.exe	30
PID 1440 wrote to memory of 2620	1440	e-dekont_html.exe	30
PID 1440 wrote to memory of 2620	1440	e-dekont_html.exe	30
PID 2916 wrote to memory of 2576	2916	cmd.exe	32
PID 2916 wrote to memory of 2576	2916	cmd.exe	32
PID 2916 wrote to memory of 2576	2916	cmd.exe	32
PID 2620 wrote to memory of 2528	2620	cmd.exe	33
PID 2620 wrote to memory of 2528	2620	cmd.exe	33
PID 2620 wrote to memory of 2528	2620	cmd.exe	33
PID 2620 wrote to memory of 2936	2620	cmd.exe	34
PID 2620 wrote to memory of 2936	2620	cmd.exe	34
PID 2620 wrote to memory of 2936	2620	cmd.exe	34
PID 2936 wrote to memory of 2588	2936	svchost.exe	35
PID 2936 wrote to memory of 2588	2936	svchost.exe	35
PID 2936 wrote to memory of 2588	2936	svchost.exe	35
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 2428	2936	svchost.exe	37
PID 2936 wrote to memory of 1020	2936	svchost.exe	38
PID 2936 wrote to memory of 1020	2936	svchost.exe	38
PID 2936 wrote to memory of 1020	2936	svchost.exe	38

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
    3⤵
    - Creates scheduled task(s)
    PID:2576
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp9B17.tmp.bat""
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2620
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2528
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe"
    3⤵
    - UAC bypass
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:2936
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:2588
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:2428
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2936 -s 892
      4⤵
      Loads dropped DLL
      PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9B17.tmp.bat

Filesize
151B

MD5
ff2a7d1f5d89975113f84e97a288a957

SHA1
f56631f96e2227c766f0366817bf23c066bf7bf4

SHA256
d1546ec5c37547a112958e0e43f82332fa8509f257405d3f75abec0ce19c31a4

SHA512
69736b971c61bf3262396ea52cd1a59f521f9f5a716851bb2f0a0121605e6235e41ab76e9f04211da00ce191c05381ec44c781de80d5b309147d14370b1d31ee

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
610KB

MD5
66e196c15ec46d1e7526b1c48da1b72a

SHA1
f9b2dc950a21c296aaf57a013c3f4e93f8ebbad2

SHA256
8c5c6b99a06119e1064bfcf3f53cc66150751c0969dc37dc3603eef5535a8af9

SHA512
f8d8241d5af76033ba83caff888d325285110356b8e35175260a912cf416670465d218d7c550b9f15cc969bc2f53381cb8e41dd4f9a859cae65e4df600b6f851

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
88KB

MD5
a45f44a7b8166cb13977a5f796004e9f

SHA1
5c49e58f3919d069ec252c110a56491c21542388

SHA256
750e0a9fc94f5a41d4c0fa9984c5d4693be1375477309bdd1d013c9bc59fe615

SHA512
e04a946000fd208f7206e3fb89dd919f2b9696183ab9df578324bdc044a69c5a00fbaed79c9c2da5ee8787df31f157b26f5618b43bf68e0b38987088991f1202

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
170KB

MD5
f7b5def9128030c1b576e35b24dd6e3d

SHA1
ccc3ad67a73c93ff368570b58975cb67a392cd4b

SHA256
59e2f4863dfa80c12eb01dd7edcffa3dc303f98dfbc28f88ed8600e47a07cd51

SHA512
15987c28dd538e18851d49ffd2a71027e9b6629a023b99c8fef2290f073e099ad3621f928e217fa7d2083eeb4d33cafa5959b38f4c86920e4eefa4f82a30ea8f

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
164KB

MD5
998f23ec97f6312b36ad3dc398035f33

SHA1
2f500ebb4d1c70be0014d321ff198e313b4d26e8

SHA256
3e0dda25cc73ec297c951ffdb3549c7cd963fad96a115caf4f0b74d03c73fb97

SHA512
cd4f633c60ec02c86c854d63f4df73c467a3583045d8b5027a39d43cc1faad1189adbf75aa1497b5c56b3bad1b6c0cd33b47ae52865ca3fed12f90c4a7bd4b4e

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
159KB

MD5
6fe34f44f9c362e780baad2a2b3ed0b7

SHA1
e3337d8b9f61be50322f2ee1b13bdc4372cdea6a

SHA256
6e86435421b6f66ca18017d97b7fde5b6308c971148378c08cc7a70815657606

SHA512
0a8309f08bf0c9ccaa22306e994116e0c4e517c234920a90ebbb242d35ecb6f15dbf2d67789074e627283d22cfde213da5b08c084fbad9e01b78379bae172d99

Download Submit
memory/1440-14-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

Filesize
9.9MB

Download
memory/1440-4-0x000000001C000000-0x000000001C094000-memory.dmp

Filesize
592KB

Download
memory/1440-3-0x000000001B0E0000-0x000000001B160000-memory.dmp

Filesize
512KB

Download
memory/1440-2-0x000000001B0E0000-0x000000001B160000-memory.dmp

Filesize
512KB

Download
memory/1440-0-0x0000000001260000-0x000000000126C000-memory.dmp

Filesize
48KB

Download
memory/1440-1-0x000007FEF51F0000-0x000007FEF5BDC000-memory.dmp

Filesize
9.9MB

Download
memory/2428-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-27-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2428-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-37-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2428-40-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2588-43-0x0000000001F50000-0x0000000001F58000-memory.dmp

Filesize
32KB

Download
memory/2588-50-0x000007FEED050000-0x000007FEED9ED000-memory.dmp

Filesize
9.6MB

Download
memory/2588-42-0x0000000002800000-0x0000000002880000-memory.dmp

Filesize
512KB

Download
memory/2588-41-0x000000001B340000-0x000000001B622000-memory.dmp

Filesize
2.9MB

Download
memory/2588-38-0x0000000002800000-0x0000000002880000-memory.dmp

Filesize
512KB

Download
memory/2588-44-0x0000000002800000-0x0000000002880000-memory.dmp

Filesize
512KB

Download
memory/2588-45-0x0000000002800000-0x0000000002880000-memory.dmp

Filesize
512KB

Download
memory/2588-36-0x000007FEED050000-0x000007FEED9ED000-memory.dmp

Filesize
9.6MB

Download
memory/2936-22-0x000000001B420000-0x000000001B4A0000-memory.dmp

Filesize
512KB

Download
memory/2936-20-0x000007FEF4800000-0x000007FEF51EC000-memory.dmp

Filesize
9.9MB

Download
memory/2936-19-0x0000000000CD0000-0x0000000000CDC000-memory.dmp

Filesize
48KB

Download
memory/2936-21-0x000000001B420000-0x000000001B4A0000-memory.dmp

Filesize
512KB

Download
memory/2936-52-0x000007FEF4800000-0x000007FEF51EC000-memory.dmp

Filesize
9.9MB

Download
memory/2936-53-0x000000001B420000-0x000000001B4A0000-memory.dmp

Filesize
512KB

Download
memory/2936-54-0x000000001B420000-0x000000001B4A0000-memory.dmp

Filesize
512KB

Download