agenttesla | 97b156f53366d0aac2e46c97b8f7bb3efb1a541e0a923aed24c0f8e7d4c4ee25

Analysis

max time kernel
147s
max time network
150s
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 20:14

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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

127.0.0.1:28019

chilhoek-28019.portmap.host:28019

lijaligibidu-35558.portmap.host:35558

Attributes

Install_directory
%AppData%
install_file
svhost.exe
telegram
https://api.telegram.org/bot7460505018:AAGtMNP89kfVCbpYBPLkO5O4JcFb8YqssUk

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/0x000800000002346d-6.dat	family_xworm
behavioral2/files/0x0007000000023474-17.dat	family_xworm
behavioral2/memory/1892-25-0x0000000000010000-0x000000000002A000-memory.dmp	family_xworm
behavioral2/memory/1592-24-0x0000000000840000-0x0000000000858000-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/4844-44-0x0000019E675C0000-0x0000019E677D6000-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
2436	powershell.exe
4244	powershell.exe
3640	powershell.exe
4492	powershell.exe
684	powershell.exe
4952	powershell.exe
2428	powershell.exe
1664	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	ZeroxStealerInstaller.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	WindowsSecurity.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	XClient (2).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 created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows Security.lnk	WindowsSecurity.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

Executes dropped EXE 3 IoCs

pid	Process
1592	WindowsSecurity.exe
1892	XClient (2).exe
4844	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
4244	powershell.exe
3640	powershell.exe
4244	powershell.exe
3640	powershell.exe
684	powershell.exe
4492	powershell.exe
684	powershell.exe
4492	powershell.exe
4952	powershell.exe
4952	powershell.exe
2428	powershell.exe
2428	powershell.exe
2436	powershell.exe
1664	powershell.exe
1664	powershell.exe
2436	powershell.exe
1592	WindowsSecurity.exe
1892	XClient (2).exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	1892	XClient (2).exe
Token: SeDebugPrivilege	1592	WindowsSecurity.exe
Token: SeDebugPrivilege	4244	powershell.exe
Token: SeDebugPrivilege	3640	powershell.exe
Token: SeDebugPrivilege	684	powershell.exe
Token: SeDebugPrivilege	4492	powershell.exe
Token: SeDebugPrivilege	4952	powershell.exe
Token: SeDebugPrivilege	2428	powershell.exe
Token: SeDebugPrivilege	2436	powershell.exe
Token: SeDebugPrivilege	1664	powershell.exe
Token: SeDebugPrivilege	1592	WindowsSecurity.exe
Token: SeDebugPrivilege	1892	XClient (2).exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1592	WindowsSecurity.exe
1892	XClient (2).exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 796 wrote to memory of 1592	796	ZeroxStealerInstaller.exe	85
PID 796 wrote to memory of 1592	796	ZeroxStealerInstaller.exe	85
PID 796 wrote to memory of 1892	796	ZeroxStealerInstaller.exe	86
PID 796 wrote to memory of 1892	796	ZeroxStealerInstaller.exe	86
PID 796 wrote to memory of 4844	796	ZeroxStealerInstaller.exe	87
PID 796 wrote to memory of 4844	796	ZeroxStealerInstaller.exe	87
PID 1592 wrote to memory of 4244	1592	WindowsSecurity.exe	92
PID 1592 wrote to memory of 4244	1592	WindowsSecurity.exe	92
PID 1892 wrote to memory of 3640	1892	XClient (2).exe	93
PID 1892 wrote to memory of 3640	1892	XClient (2).exe	93
PID 1592 wrote to memory of 4492	1592	WindowsSecurity.exe	96
PID 1592 wrote to memory of 4492	1592	WindowsSecurity.exe	96
PID 1892 wrote to memory of 684	1892	XClient (2).exe	97
PID 1892 wrote to memory of 684	1892	XClient (2).exe	97
PID 1592 wrote to memory of 4952	1592	WindowsSecurity.exe	100
PID 1592 wrote to memory of 4952	1592	WindowsSecurity.exe	100
PID 1892 wrote to memory of 2428	1892	XClient (2).exe	101
PID 1892 wrote to memory of 2428	1892	XClient (2).exe	101
PID 1592 wrote to memory of 1664	1592	WindowsSecurity.exe	104
PID 1592 wrote to memory of 1664	1592	WindowsSecurity.exe	104
PID 1892 wrote to memory of 2436	1892	XClient (2).exe	105
PID 1892 wrote to memory of 2436	1892	XClient (2).exe	105

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:796
- 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:1592
- - 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:4244
- - 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:4492
- - 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:4952
- - 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:1664
- 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:1892
- - 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:3640
- - 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:684
- - 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:2428
- - 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:2436
- C:\Users\Admin\AppData\Roaming\ZeroxStealerInstaller.exe
  "C:\Users\Admin\AppData\Roaming\ZeroxStealerInstaller.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates system info in registry
  PID:4844

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
0256bd284691ed0fc502ef3c8a7e58dc

SHA1
dcdf69dc8ca8bf068f65d20ef1563bbe283e2413

SHA256
e2fb83098e114084f51ed7187334f861ce670051046c39f338928296ca9a49cf

SHA512
c5b29c1e0a15ddb68b0579848066774fa7cdc6f35087bbbf47c05a5c0dcc1eb3e61b2ddadfbded8c1ed9820e637596a9f08a97db8fb18000d168e6b159060c42

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

Filesize
944B

MD5
500a9220e98903c2e32fd6c0cf573bb1

SHA1
f5d594b85edbfc2f5d9fe590ee98b44cf014e51c

SHA256
e1d6daa0e51a78a54c885d734233aa4a6c9c560448975d029285f158be6935eb

SHA512
7387818238cd575f1588379d0a511327ffda1a04251c6e8d94c6f575fb8a7e99d0057952212385649b390b2e446efc74f877c621bf236432d7c423f74b0da6ac

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

Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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\Temp\__PSScriptPolicyTest_e0txrtoo.nya.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/796-1-0x0000000000870000-0x0000000000B60000-memory.dmp

Filesize
2.9MB

Download
memory/796-0-0x00007FF81BF43000-0x00007FF81BF45000-memory.dmp

Filesize
8KB

Download
memory/1592-29-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1592-145-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1592-46-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1592-148-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1592-24-0x0000000000840000-0x0000000000858000-memory.dmp

Filesize
96KB

Download
memory/1892-45-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1892-147-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1892-146-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1892-41-0x00007FF81BF40000-0x00007FF81CA01000-memory.dmp

Filesize
10.8MB

Download
memory/1892-25-0x0000000000010000-0x000000000002A000-memory.dmp

Filesize
104KB

Download
memory/4244-47-0x0000023979A20000-0x0000023979A42000-memory.dmp

Filesize
136KB

Download
memory/4844-43-0x0000019E4EA10000-0x0000019E4EA24000-memory.dmp

Filesize
80KB

Download
memory/4844-40-0x0000019E4CA60000-0x0000019E4CD26000-memory.dmp

Filesize
2.8MB

Download
memory/4844-42-0x0000019E67110000-0x0000019E6725E000-memory.dmp

Filesize
1.3MB

Download
memory/4844-44-0x0000019E675C0000-0x0000019E677D6000-memory.dmp

Filesize
2.1MB

Download