agenttesla | 97b156f53366d0aac2e46c97b8f7bb3efb1a541e0a923aed24c0f8e7d4c4ee25

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 20:16

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General

Target

ZeroxStealerInstaller.exe
Size

2.9MB
MD5

9b1a7d9403b93f7a390d953c2785a9ed
SHA1

0246222a9290cd73bfda0e402722a82d04507a43
SHA256

97b156f53366d0aac2e46c97b8f7bb3efb1a541e0a923aed24c0f8e7d4c4ee25
SHA512

fdf61c48deee07db3563859a934fd9238c3ed33bd68b180fbf46d121b233359b69d3ec6c370f0ca17bbdb444ec8a784985d54a06704dfe1ea22701124b0fc4b0
SSDEEP

49152:qvo+8aGzQqDRtQH/vpxWIfKgVgVKkbmNoi7r+ogPpkZs/ohvc8q8IzIWvuA8KXAb:qh83dRtMvb/KgVLNNwRkVhBNIzWvKo

Score

10^/10

agenttesla xworm execution keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

lijaligibidu-35558.portmap.host:35558

127.0.0.1:28019

chilhoek-28019.portmap.host:28019

Attributes

Install_directory
%AppData%
install_file
Windows Security.exe

Signatures

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

Detect Xworm Payload 4 IoCs

resource	yara_rule
behavioral2/files/0x00080000000234c3-6.dat	family_xworm
behavioral2/files/0x00070000000234c7-17.dat	family_xworm
behavioral2/memory/2460-24-0x0000000000070000-0x0000000000088000-memory.dmp	family_xworm
behavioral2/memory/932-25-0x0000000000380000-0x000000000039A000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/1392-44-0x000001D5B3E30000-0x000001D5B4046000-memory.dmp	family_agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4660	powershell.exe
4224	powershell.exe
896	powershell.exe
3696	powershell.exe
1928	powershell.exe
3584	powershell.exe
3852	powershell.exe
4912	powershell.exe

Checks computer location settings 2 TTPs 3 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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	ZeroxStealerInstaller.exe
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	XClient (2).exe
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	WindowsSecurity.exe

Drops startup file 4 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk	XClient (2).exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows Security.lnk	WindowsSecurity.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk	XClient (2).exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows Security.lnk	WindowsSecurity.exe

Executes dropped EXE 3 IoCs

pid	Process
2460	WindowsSecurity.exe
932	XClient (2).exe
1392	ZeroxStealerInstaller.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
11	ip-api.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	ZeroxStealerInstaller.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	ZeroxStealerInstaller.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	ZeroxStealerInstaller.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
4224	powershell.exe
4224	powershell.exe
4660	powershell.exe
4660	powershell.exe
896	powershell.exe
3696	powershell.exe
896	powershell.exe
3696	powershell.exe
1928	powershell.exe
1928	powershell.exe
3584	powershell.exe
3584	powershell.exe
3852	powershell.exe
4912	powershell.exe
3852	powershell.exe
4912	powershell.exe
932	XClient (2).exe
2460	WindowsSecurity.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	2460	WindowsSecurity.exe
Token: SeDebugPrivilege	932	XClient (2).exe
Token: SeDebugPrivilege	4224	powershell.exe
Token: SeDebugPrivilege	4660	powershell.exe
Token: SeDebugPrivilege	896	powershell.exe
Token: SeDebugPrivilege	3696	powershell.exe
Token: SeDebugPrivilege	1928	powershell.exe
Token: SeDebugPrivilege	3584	powershell.exe
Token: SeDebugPrivilege	3852	powershell.exe
Token: SeDebugPrivilege	4912	powershell.exe
Token: SeDebugPrivilege	932	XClient (2).exe
Token: SeDebugPrivilege	2460	WindowsSecurity.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
932	XClient (2).exe
2460	WindowsSecurity.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 2460	1100	ZeroxStealerInstaller.exe	83
PID 1100 wrote to memory of 2460	1100	ZeroxStealerInstaller.exe	83
PID 1100 wrote to memory of 932	1100	ZeroxStealerInstaller.exe	84
PID 1100 wrote to memory of 932	1100	ZeroxStealerInstaller.exe	84
PID 1100 wrote to memory of 1392	1100	ZeroxStealerInstaller.exe	85
PID 1100 wrote to memory of 1392	1100	ZeroxStealerInstaller.exe	85
PID 932 wrote to memory of 4660	932	XClient (2).exe	90
PID 932 wrote to memory of 4660	932	XClient (2).exe	90
PID 2460 wrote to memory of 4224	2460	WindowsSecurity.exe	91
PID 2460 wrote to memory of 4224	2460	WindowsSecurity.exe	91
PID 2460 wrote to memory of 896	2460	WindowsSecurity.exe	94
PID 2460 wrote to memory of 896	2460	WindowsSecurity.exe	94
PID 932 wrote to memory of 3696	932	XClient (2).exe	96
PID 932 wrote to memory of 3696	932	XClient (2).exe	96
PID 2460 wrote to memory of 1928	2460	WindowsSecurity.exe	98
PID 2460 wrote to memory of 1928	2460	WindowsSecurity.exe	98
PID 932 wrote to memory of 3584	932	XClient (2).exe	100
PID 932 wrote to memory of 3584	932	XClient (2).exe	100
PID 2460 wrote to memory of 3852	2460	WindowsSecurity.exe	102
PID 2460 wrote to memory of 3852	2460	WindowsSecurity.exe	102
PID 932 wrote to memory of 4912	932	XClient (2).exe	104
PID 932 wrote to memory of 4912	932	XClient (2).exe	104

C:\Users\Admin\AppData\Local\Temp\ZeroxStealerInstaller.exe
"C:\Users\Admin\AppData\Local\Temp\ZeroxStealerInstaller.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Roaming\WindowsSecurity.exe
  "C:\Users\Admin\AppData\Roaming\WindowsSecurity.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\WindowsSecurity.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4224
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WindowsSecurity.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:896
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Windows Security.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1928
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Windows Security.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3852
- C:\Users\Admin\AppData\Roaming\XClient (2).exe
  "C:\Users\Admin\AppData\Roaming\XClient (2).exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:932
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient (2).exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4660
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient (2).exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3696
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svhost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3584
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svhost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4912
- C:\Users\Admin\AppData\Roaming\ZeroxStealerInstaller.exe
  "C:\Users\Admin\AppData\Roaming\ZeroxStealerInstaller.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates system info in registry
  PID:1392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
15dde0683cd1ca19785d7262f554ba93

SHA1
d039c577e438546d10ac64837b05da480d06bf69

SHA256
d6fa39eab7ee36f44dc3f9f2839d098433db95c1eba924e4bcf4e5c0d268d961

SHA512
57c0e1b87bc1c136f0d39f3ce64bb8f8274a0491e4ca6e45e5c7f9070aa9d9370c6f590ce37cd600b252df2638d870205249a514c43245ca7ed49017024a4672

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
a2c8179aaa149c0b9791b73ce44c04d1

SHA1
703361b0d43ec7f669304e7c0ffbbfdeb1e484ff

SHA256
c1d30342a40a2b6e7553da30ceb85754d33820f6fbb3bbbed1ceb30d6390de4a

SHA512
2e201dd457d055baad86f68c15bcc7beb48d6dc2ffc10db7f304eb93f697e7b45991cbde857d25da2c9c60c23f3e13df8b5ed5809c1753737a23096e296cc9e3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
6d42b6da621e8df5674e26b799c8e2aa

SHA1
ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

SHA256
5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

SHA512
53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
da5c82b0e070047f7377042d08093ff4

SHA1
89d05987cd60828cca516c5c40c18935c35e8bd3

SHA256
77a94ef8c4258445d538a6006ffadb05afdf888f6f044e1e5466b981a07f16c5

SHA512
7360311a3c97b73dd3f6d7179cd979e0e20d69f380d38292447e17e369087d9dd5acb66cd0cbdd95ac4bfb16e5a1b86825f835a8d45b14ea9812102cff59704b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_h2tfv103.rzs.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
75KB

MD5
cf219a189dae4a022f26dd58cd5367e6

SHA1
76c2e7b756e894afc4e5fd7267fce398d58c518f

SHA256
725c0bcdb953e39e96a0192d2712b261541647259e494c583d19697a10d2ffbe

SHA512
21dc7cdd5ea07be708a5c696708207a1760851d2fbb608969254a8f3e806bbb87b6b27a4d5f4cecf1b5d90f6fc81759fd9f6222ddafdb955d41b0333ea085f1f

Download Submit
C:\Users\Admin\AppData\Roaming\XClient (2).exe

Filesize
81KB

MD5
c1b7e4e3a25be04cc93a44017bd58298

SHA1
b40e7d99a41bd49172cd23470ccb4387b3351942

SHA256
9f36f62ffb252f041490ccf9faf344e03a7987a566cc399f0be06e4e5e60fbcb

SHA512
4192250e78e0a3440e2b5d1b7782566a55d96fa8a68877ff8869f617ce3095374289c78ea3d200082fb91efb8fcbce8fea946fcfea08cef05265a2c3512f99cf

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

Filesize
2.7MB

MD5
e4468845f3b426403f3223a1b18cf858

SHA1
9cea44a892f83e660d56a69bc97af2c094b2f087

SHA256
7cebe983265c3a77b2a369b56edd521733e9103f1a42fd09dcaf5abf5dd547bd

SHA512
c4703c2f3f0bb92020b4d920d5ba2e6ba7e505ae736bc7b4d5289ed8b3faff3748061f731e6f6ecf0aa6d78eccbfa187175a07f54bd7e4b97345f8bc91080840

Download Submit
memory/932-148-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/932-36-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/932-146-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/932-25-0x0000000000380000-0x000000000039A000-memory.dmp

Filesize
104KB

Download
memory/932-46-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/1100-0-0x00007FFFE82A3000-0x00007FFFE82A5000-memory.dmp

Filesize
8KB

Download
memory/1100-1-0x0000000000910000-0x0000000000C00000-memory.dmp

Filesize
2.9MB

Download
memory/1392-43-0x000001D599740000-0x000001D599754000-memory.dmp

Filesize
80KB

Download
memory/1392-44-0x000001D5B3E30000-0x000001D5B4046000-memory.dmp

Filesize
2.1MB

Download
memory/1392-42-0x000001D5B39E0000-0x000001D5B3B2E000-memory.dmp

Filesize
1.3MB

Download
memory/1392-41-0x000001D5990E0000-0x000001D5993A6000-memory.dmp

Filesize
2.8MB

Download
memory/2460-45-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/2460-145-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/2460-29-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/2460-147-0x00007FFFE82A0000-0x00007FFFE8D61000-memory.dmp

Filesize
10.8MB

Download
memory/2460-24-0x0000000000070000-0x0000000000088000-memory.dmp

Filesize
96KB

Download
memory/4224-52-0x000001E8D0BE0000-0x000001E8D0C02000-memory.dmp

Filesize
136KB

Download