agenttesla | c07c79ad4aff3daed712876961bced12280293a4481b7227c07142873e80772f

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 17:17

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General

Target

SWFT_794.exe
Size

812KB
MD5

a21e01d4c2ce154de0e9a89b63c8ec63
SHA1

21f9ca2d21c8a1d021273f6149e4638cf4cc700b
SHA256

17fde7224cda251d6be65b425428b449341d631737a269f77a8bceb4164b4512
SHA512

55b06ba03ac549c3bd6690a33c33a003c671acbad5e0798d4065cd68d1b6dac10e5040722f564664ad3a92e22c021fd4072be21a6d21a8eb65616831d3c4eab4
SSDEEP

24576:R34/up+pJxZJVKSo8l0WIFBdHGR9W/uq:R38PJxZD/l0FY6u

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.webdnes.cz
Port:
587
Username:
[email protected]
Password:
knihakniha

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.webdnes.cz
Port:
587
Username:
[email protected]
Password:
knihakniha
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

Processes:

SWFT_794.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Control Panel\International\Geo\Nation	SWFT_794.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
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.

Processes:

flow ioc

42 api.ipify.org
43 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

SWFT_794.exe

description pid process target process

PID 224 set thread context of 4480 224 SWFT_794.exe SWFT_794.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

SWFT_794.exeSWFT_794.exepowershell.exe

pid process

224 SWFT_794.exe
224 SWFT_794.exe
4480 SWFT_794.exe
4480 SWFT_794.exe
1152 powershell.exe
1152 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

SWFT_794.exeSWFT_794.exepowershell.exe

description pid process

Token: SeDebugPrivilege 224 SWFT_794.exe
Token: SeDebugPrivilege 4480 SWFT_794.exe
Token: SeDebugPrivilege 1152 powershell.exe

flow	ioc
42	api.ipify.org
43	api.ipify.org

description	pid	process	target process
PID 224 set thread context of 4480	224	SWFT_794.exe	SWFT_794.exe

pid	process
224	SWFT_794.exe
224	SWFT_794.exe
4480	SWFT_794.exe
4480	SWFT_794.exe
1152	powershell.exe
1152	powershell.exe

description	pid	process
Token: SeDebugPrivilege	224	SWFT_794.exe
Token: SeDebugPrivilege	4480	SWFT_794.exe
Token: SeDebugPrivilege	1152	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

SWFT_794.exe

description	pid	process	target process
PID 224 wrote to memory of 1152	224	SWFT_794.exe	powershell.exe
PID 224 wrote to memory of 1152	224	SWFT_794.exe	powershell.exe
PID 224 wrote to memory of 1152	224	SWFT_794.exe	powershell.exe
PID 224 wrote to memory of 3560	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 3560	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 3560	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe
PID 224 wrote to memory of 4480	224	SWFT_794.exe	SWFT_794.exe

C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe
"C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:224

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\SWFT_794.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1152

C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe
"C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe"
2⤵
PID:3560

C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe
"C:\Users\Admin\AppData\Local\Temp\SWFT_794.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

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\Microsoft\CLR_v4.0_32\UsageLogs\SWFT_794.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mqzhw2sh.mm4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/224-6-0x0000000005990000-0x00000000059A8000-memory.dmp

Filesize
96KB

Download
memory/224-3-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/224-4-0x0000000005820000-0x0000000005830000-memory.dmp

Filesize
64KB

Download
memory/224-5-0x00000000057C0000-0x00000000057CA000-memory.dmp

Filesize
40KB

Download
memory/224-15-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/224-7-0x0000000006D90000-0x0000000006D98000-memory.dmp

Filesize
32KB

Download
memory/224-8-0x0000000006DA0000-0x0000000006DAA000-memory.dmp

Filesize
40KB

Download
memory/224-9-0x00000000070F0000-0x000000000716A000-memory.dmp

Filesize
488KB

Download
memory/224-10-0x0000000006EB0000-0x0000000006F4C000-memory.dmp

Filesize
624KB

Download
memory/224-0-0x0000000000C40000-0x0000000000D12000-memory.dmp

Filesize
840KB

Download
memory/224-2-0x0000000005BF0000-0x0000000006194000-memory.dmp

Filesize
5.6MB

Download
memory/224-1-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/1152-22-0x0000000005700000-0x0000000005D28000-memory.dmp

Filesize
6.2MB

Download
memory/1152-36-0x0000000006660000-0x00000000066AC000-memory.dmp

Filesize
304KB

Download
memory/1152-17-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/1152-18-0x0000000002CF0000-0x0000000002D00000-memory.dmp

Filesize
64KB

Download
memory/1152-57-0x0000000007B30000-0x0000000007B3E000-memory.dmp

Filesize
56KB

Download
memory/1152-21-0x0000000002CF0000-0x0000000002D00000-memory.dmp

Filesize
64KB

Download
memory/1152-23-0x0000000005630000-0x0000000005652000-memory.dmp

Filesize
136KB

Download
memory/1152-60-0x0000000007C20000-0x0000000007C28000-memory.dmp

Filesize
32KB

Download
memory/1152-59-0x0000000007C40000-0x0000000007C5A000-memory.dmp

Filesize
104KB

Download
memory/1152-63-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/1152-24-0x0000000005F50000-0x0000000005FB6000-memory.dmp

Filesize
408KB

Download
memory/1152-34-0x0000000006130000-0x0000000006484000-memory.dmp

Filesize
3.3MB

Download
memory/1152-35-0x0000000005380000-0x000000000539E000-memory.dmp

Filesize
120KB

Download
memory/1152-16-0x0000000002D00000-0x0000000002D36000-memory.dmp

Filesize
216KB

Download
memory/1152-37-0x0000000002CF0000-0x0000000002D00000-memory.dmp

Filesize
64KB

Download
memory/1152-38-0x00000000075D0000-0x0000000007602000-memory.dmp

Filesize
200KB

Download
memory/1152-39-0x0000000070760000-0x00000000707AC000-memory.dmp

Filesize
304KB

Download
memory/1152-49-0x0000000006BD0000-0x0000000006BEE000-memory.dmp

Filesize
120KB

Download
memory/1152-50-0x0000000007810000-0x00000000078B3000-memory.dmp

Filesize
652KB

Download
memory/1152-51-0x0000000007F50000-0x00000000085CA000-memory.dmp

Filesize
6.5MB

Download
memory/1152-52-0x0000000007900000-0x000000000791A000-memory.dmp

Filesize
104KB

Download
memory/1152-53-0x0000000007980000-0x000000000798A000-memory.dmp

Filesize
40KB

Download
memory/1152-54-0x0000000007B80000-0x0000000007C16000-memory.dmp

Filesize
600KB

Download
memory/1152-55-0x0000000007B00000-0x0000000007B11000-memory.dmp

Filesize
68KB

Download
memory/1152-58-0x0000000007B40000-0x0000000007B54000-memory.dmp

Filesize
80KB

Download
memory/4480-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4480-56-0x0000000006CB0000-0x0000000006D00000-memory.dmp

Filesize
320KB

Download
memory/4480-19-0x0000000005500000-0x0000000005510000-memory.dmp

Filesize
64KB

Download
memory/4480-20-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/4480-14-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4480-64-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4480-65-0x0000000005500000-0x0000000005510000-memory.dmp

Filesize
64KB

Download