agenttesla | fb0514347c4e3087847d4457e4dad6e14bb018ab1881bf7d64ea3bebdc308391

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2023 14:09

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General

Target

1MARI SH.P.K EUR64.5210 2023121012023.exe
Size

715KB
MD5

cfba352b6f12bfadbca73ca3a541717b
SHA1

2d58416e94cdb543c5ed9c2703ce139ea29936cd
SHA256

fb0514347c4e3087847d4457e4dad6e14bb018ab1881bf7d64ea3bebdc308391
SHA512

aabe55c8707e82357f8a92f59eba1eb844ed9bfe55d1e840257160c3136a66e92ffd22e49fbc1f82edcfccbd49315b37a00560c071f0be086deccefb5daa0ea6
SSDEEP

12288:VdIX2lk31cLDB+p6ZtULyQLU1mOlEzODK2w3l/EMMbBq:V3lk32nw6myQ6wzOtGVEVg

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.dayanbiotech.ir
Port:
587
Username:
[email protected]
Password:
Amir49758

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.dayanbiotech.ir
Port:
587
Username:
[email protected]
Password:
Amir49758
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:

1MARI SH.P.K EUR64.5210 2023121012023.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Control Panel\International\Geo\Nation	1MARI SH.P.K EUR64.5210 2023121012023.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

Suspicious use of SetThreadContext 1 IoCs

Processes:

1MARI SH.P.K EUR64.5210 2023121012023.exe

description	pid	process	target process
PID 2256 set thread context of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe

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

Processes:

schtasks.exe

pid process

2204 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe1MARI SH.P.K EUR64.5210 2023121012023.exe

pid process

4168 powershell.exe
4420 1MARI SH.P.K EUR64.5210 2023121012023.exe
4420 1MARI SH.P.K EUR64.5210 2023121012023.exe
4168 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exe1MARI SH.P.K EUR64.5210 2023121012023.exe

description pid process

Token: SeDebugPrivilege 4168 powershell.exe
Token: SeDebugPrivilege 4420 1MARI SH.P.K EUR64.5210 2023121012023.exe

pid	process
2204	schtasks.exe

pid	process
4168	powershell.exe
4420	1MARI SH.P.K EUR64.5210 2023121012023.exe
4420	1MARI SH.P.K EUR64.5210 2023121012023.exe
4168	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4168	powershell.exe
Token: SeDebugPrivilege	4420	1MARI SH.P.K EUR64.5210 2023121012023.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

1MARI SH.P.K EUR64.5210 2023121012023.exe

description	pid	process	target process
PID 2256 wrote to memory of 4168	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	powershell.exe
PID 2256 wrote to memory of 4168	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	powershell.exe
PID 2256 wrote to memory of 4168	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	powershell.exe
PID 2256 wrote to memory of 2204	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	schtasks.exe
PID 2256 wrote to memory of 2204	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	schtasks.exe
PID 2256 wrote to memory of 2204	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	schtasks.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe
PID 2256 wrote to memory of 4420	2256	1MARI SH.P.K EUR64.5210 2023121012023.exe	1MARI SH.P.K EUR64.5210 2023121012023.exe

C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe
"C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2256

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CJYBQgRdXTAe.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4168

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CJYBQgRdXTAe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3350.tmp"
2⤵
- Creates scheduled task(s)
PID:2204

C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe
"C:\Users\Admin\AppData\Local\Temp\1MARI SH.P.K EUR64.5210 2023121012023.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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\1MARI SH.P.K EUR64.5210 2023121012023.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cp4abguy.0te.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3350.tmp

Filesize
1KB

MD5
cd512eb038785f53edd8a0993829ac3a

SHA1
4c1dfa9e4f0606196a6fb6c88004338ae44847ab

SHA256
760115fb882eb9ba638bbacd18c88b9d29eefa2a4ac1d70d7bc949b82034f724

SHA512
c35c2339d9ef1691f4fdd9f9b39cef894074262ddde866164f4fb91613bc02bf6740ca851279c766d0676b45aacfd100b6b73ae462774562777a6b316a63d53c

Download Submit
memory/2256-8-0x0000000005AA0000-0x0000000005AA8000-memory.dmp

Filesize
32KB

Download
memory/2256-10-0x0000000006DC0000-0x0000000006E3A000-memory.dmp

Filesize
488KB

Download
memory/2256-5-0x0000000005830000-0x000000000583A000-memory.dmp

Filesize
40KB

Download
memory/2256-6-0x0000000005B00000-0x0000000005B9C000-memory.dmp

Filesize
624KB

Download
memory/2256-7-0x0000000005A90000-0x0000000005AA6000-memory.dmp

Filesize
88KB

Download
memory/2256-3-0x0000000005860000-0x00000000058F2000-memory.dmp

Filesize
584KB

Download
memory/2256-9-0x0000000005AC0000-0x0000000005ACA000-memory.dmp

Filesize
40KB

Download
memory/2256-4-0x0000000005800000-0x0000000005810000-memory.dmp

Filesize
64KB

Download
memory/2256-16-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2256-0-0x0000000000D60000-0x0000000000E1A000-memory.dmp

Filesize
744KB

Download
memory/2256-25-0x0000000005800000-0x0000000005810000-memory.dmp

Filesize
64KB

Download
memory/2256-2-0x0000000005D70000-0x0000000006314000-memory.dmp

Filesize
5.6MB

Download
memory/2256-34-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2256-1-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4168-15-0x0000000004970000-0x00000000049A6000-memory.dmp

Filesize
216KB

Download
memory/4168-45-0x0000000006F20000-0x0000000006F52000-memory.dmp

Filesize
200KB

Download
memory/4168-20-0x0000000004FE0000-0x0000000005608000-memory.dmp

Filesize
6.2MB

Download
memory/4168-26-0x0000000004F30000-0x0000000004F52000-memory.dmp

Filesize
136KB

Download
memory/4168-19-0x0000000000D50000-0x0000000000D60000-memory.dmp

Filesize
64KB

Download
memory/4168-18-0x0000000000D50000-0x0000000000D60000-memory.dmp

Filesize
64KB

Download
memory/4168-27-0x0000000005710000-0x0000000005776000-memory.dmp

Filesize
408KB

Download
memory/4168-17-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4168-28-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/4168-70-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4168-41-0x00000000058E0000-0x0000000005C34000-memory.dmp

Filesize
3.3MB

Download
memory/4168-67-0x0000000007540000-0x0000000007548000-memory.dmp

Filesize
32KB

Download
memory/4168-42-0x0000000005F10000-0x0000000005F2E000-memory.dmp

Filesize
120KB

Download
memory/4168-43-0x0000000005FC0000-0x000000000600C000-memory.dmp

Filesize
304KB

Download
memory/4168-44-0x0000000000D50000-0x0000000000D60000-memory.dmp

Filesize
64KB

Download
memory/4168-66-0x0000000007560000-0x000000000757A000-memory.dmp

Filesize
104KB

Download
memory/4168-46-0x0000000070D40000-0x0000000070D8C000-memory.dmp

Filesize
304KB

Download
memory/4168-56-0x00000000064D0000-0x00000000064EE000-memory.dmp

Filesize
120KB

Download
memory/4168-57-0x0000000007160000-0x0000000007203000-memory.dmp

Filesize
652KB

Download
memory/4168-58-0x0000000007890000-0x0000000007F0A000-memory.dmp

Filesize
6.5MB

Download
memory/4168-59-0x0000000007230000-0x000000000724A000-memory.dmp

Filesize
104KB

Download
memory/4168-60-0x0000000007290000-0x000000000729A000-memory.dmp

Filesize
40KB

Download
memory/4168-65-0x0000000007460000-0x0000000007474000-memory.dmp

Filesize
80KB

Download
memory/4168-62-0x00000000074A0000-0x0000000007536000-memory.dmp

Filesize
600KB

Download
memory/4168-63-0x0000000007420000-0x0000000007431000-memory.dmp

Filesize
68KB

Download
memory/4168-64-0x0000000007450000-0x000000000745E000-memory.dmp

Filesize
56KB

Download
memory/4420-61-0x0000000006890000-0x00000000068E0000-memory.dmp

Filesize
320KB

Download
memory/4420-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4420-40-0x0000000005A20000-0x0000000005A30000-memory.dmp

Filesize
64KB

Download
memory/4420-35-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4420-71-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4420-72-0x0000000005A20000-0x0000000005A30000-memory.dmp

Filesize
64KB

Download