agenttesla | 8ee996efb0612e0caad299a06600fce405d7c58a669e4c41ed3713c4110a5cae

Analysis

max time kernel
136s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2024, 01:39

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General

Target

swift copy.exe
Size

684KB
MD5

a92d8ccd3f38a76aa886072adf9c1c94
SHA1

f8c6907b69f6f828c3bf9a7a0f850c36e215f315
SHA256

37c5d5a6008968981d866924fd7af33224f8c44505b381aac2fecec0468cb241
SHA512

23460c4d395796c7773d754b64748b5112270a6a7fe28246a9eae8523a30cc05221f0f923a49ddd72aca2cf0c1156a3e9b5346846071049eb427cbb58e8ca460
SSDEEP

12288:sjuhnDveLAfN31k+iYghBUGCypYWGYvGRfGSuIiupVH2Qn:xnDv513W+iYghBUGdpxHvufxZkQn

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.in
Port:
587
Username:
[email protected]
Password:
gaging@2022
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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral2/memory/3216-7-0x00000000078D0000-0x00000000078EE000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

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

resource	yara_rule
behavioral2/memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3428	powershell.exe
1820	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	swift copy.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

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
32	api.ipify.org
33	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3216 set thread context of 1768	3216	swift copy.exe	103

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
460	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3216	swift copy.exe
3428	powershell.exe
3428	powershell.exe
1820	powershell.exe
1820	powershell.exe
3216	swift copy.exe
3216	swift copy.exe
3216	swift copy.exe
3216	swift copy.exe
3216	swift copy.exe
3216	swift copy.exe
3428	powershell.exe
1768	swift copy.exe
1768	swift copy.exe
1768	swift copy.exe
1820	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3216	swift copy.exe
Token: SeDebugPrivilege	3428	powershell.exe
Token: SeDebugPrivilege	1820	powershell.exe
Token: SeDebugPrivilege	1768	swift copy.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1768	swift copy.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3216 wrote to memory of 3428	3216	swift copy.exe	95
PID 3216 wrote to memory of 3428	3216	swift copy.exe	95
PID 3216 wrote to memory of 3428	3216	swift copy.exe	95
PID 3216 wrote to memory of 1820	3216	swift copy.exe	97
PID 3216 wrote to memory of 1820	3216	swift copy.exe	97
PID 3216 wrote to memory of 1820	3216	swift copy.exe	97
PID 3216 wrote to memory of 460	3216	swift copy.exe	99
PID 3216 wrote to memory of 460	3216	swift copy.exe	99
PID 3216 wrote to memory of 460	3216	swift copy.exe	99
PID 3216 wrote to memory of 2084	3216	swift copy.exe	101
PID 3216 wrote to memory of 2084	3216	swift copy.exe	101
PID 3216 wrote to memory of 2084	3216	swift copy.exe	101
PID 3216 wrote to memory of 1944	3216	swift copy.exe	102
PID 3216 wrote to memory of 1944	3216	swift copy.exe	102
PID 3216 wrote to memory of 1944	3216	swift copy.exe	102
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103
PID 3216 wrote to memory of 1768	3216	swift copy.exe	103

C:\Users\Admin\AppData\Local\Temp\swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3216
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3428
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\skfQkI.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1820
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skfQkI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5FB4.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:460
- C:\Users\Admin\AppData\Local\Temp\swift copy.exe
  "C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
  2⤵
  PID:2084
- C:\Users\Admin\AppData\Local\Temp\swift copy.exe
  "C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
  2⤵
  PID:1944
- C:\Users\Admin\AppData\Local\Temp\swift copy.exe
  "C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

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

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\swift copy.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

Filesize
18KB

MD5
73f3d345208a5d3f17ebac47f8f474a1

SHA1
34f5a6acb7b56ee6ab5feb7af0a37958f4dd5b66

SHA256
9bc10176b69671f969bebfaff30976c80f64a187e5cdb6db3471e0d38ef8d542

SHA512
05d55d0db29a4d82ff96ad730091a242cb59fc05d8e9d4b23bbb4ad8b95f1a878ce22fc2b262a28da81d63f100cd3b8840f119269be98f2049365e8160447a6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1dusjtbu.leu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5FB4.tmp

Filesize
1KB

MD5
d5a02884c816be595e530f9d2bf926e3

SHA1
c5ea53a11ebdf67218bffdaeaa856afc7373b480

SHA256
5a855aee377af4b2517e1fac1c90d1c56dae3e2270897f6627e67f210028c48f

SHA512
acd3338a94e7ed6f355d20663414e4266740ac7ed07416d125e3787fd16f0145153f48fedd213972e80843eeadc2d8a8219b1946d68d9e33835635674bdef4c6

Download Submit
memory/1768-90-0x0000000006670000-0x00000000066C0000-memory.dmp

Filesize
320KB

Download
memory/1768-45-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1820-76-0x00000000074A0000-0x00000000074AA000-memory.dmp

Filesize
40KB

Download
memory/1820-24-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1820-73-0x0000000007110000-0x00000000071B3000-memory.dmp

Filesize
652KB

Download
memory/1820-75-0x0000000007430000-0x000000000744A000-memory.dmp

Filesize
104KB

Download
memory/1820-30-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1820-89-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1820-61-0x0000000074CF0000-0x0000000074D3C000-memory.dmp

Filesize
304KB

Download
memory/1820-77-0x00000000076B0000-0x0000000007746000-memory.dmp

Filesize
600KB

Download
memory/1820-78-0x0000000007630000-0x0000000007641000-memory.dmp

Filesize
68KB

Download
memory/3216-2-0x0000000005440000-0x00000000059E4000-memory.dmp

Filesize
5.6MB

Download
memory/3216-7-0x00000000078D0000-0x00000000078EE000-memory.dmp

Filesize
120KB

Download
memory/3216-8-0x0000000006100000-0x0000000006110000-memory.dmp

Filesize
64KB

Download
memory/3216-6-0x0000000005110000-0x00000000051AC000-memory.dmp

Filesize
624KB

Download
memory/3216-3-0x0000000004E90000-0x0000000004F22000-memory.dmp

Filesize
584KB

Download
memory/3216-1-0x00000000003B0000-0x0000000000462000-memory.dmp

Filesize
712KB

Download
memory/3216-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/3216-10-0x0000000007A10000-0x0000000007A92000-memory.dmp

Filesize
520KB

Download
memory/3216-4-0x0000000004E60000-0x0000000004E6A000-memory.dmp

Filesize
40KB

Download
memory/3216-5-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3216-48-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3216-9-0x0000000006230000-0x0000000006246000-memory.dmp

Filesize
88KB

Download
memory/3428-23-0x00000000061A0000-0x0000000006206000-memory.dmp

Filesize
408KB

Download
memory/3428-51-0x00000000079F0000-0x0000000007A22000-memory.dmp

Filesize
200KB

Download
memory/3428-50-0x0000000006860000-0x00000000068AC000-memory.dmp

Filesize
304KB

Download
memory/3428-63-0x0000000006E10000-0x0000000006E2E000-memory.dmp

Filesize
120KB

Download
memory/3428-52-0x0000000074CF0000-0x0000000074D3C000-memory.dmp

Filesize
304KB

Download
memory/3428-49-0x0000000006830000-0x000000000684E000-memory.dmp

Filesize
120KB

Download
memory/3428-21-0x0000000005960000-0x0000000005982000-memory.dmp

Filesize
136KB

Download
memory/3428-74-0x00000000081A0000-0x000000000881A000-memory.dmp

Filesize
6.5MB

Download
memory/3428-22-0x0000000006130000-0x0000000006196000-memory.dmp

Filesize
408KB

Download
memory/3428-35-0x0000000006270000-0x00000000065C4000-memory.dmp

Filesize
3.3MB

Download
memory/3428-19-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3428-79-0x0000000007D90000-0x0000000007D9E000-memory.dmp

Filesize
56KB

Download
memory/3428-80-0x0000000007DA0000-0x0000000007DB4000-memory.dmp

Filesize
80KB

Download
memory/3428-82-0x0000000007E80000-0x0000000007E88000-memory.dmp

Filesize
32KB

Download
memory/3428-81-0x0000000007EA0000-0x0000000007EBA000-memory.dmp

Filesize
104KB

Download
memory/3428-88-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3428-18-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3428-17-0x00000000059D0000-0x0000000005FF8000-memory.dmp

Filesize
6.2MB

Download
memory/3428-16-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/3428-15-0x0000000002F30000-0x0000000002F66000-memory.dmp

Filesize
216KB

Download