agenttesla | 8a90226026a6caf1f6c5aaf9fbf12fcddfa2e9932336028cda0b7e7316e9814b

Analysis

max time kernel
126s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 02:53

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General

Target

Drawing.exe
Size

634KB
MD5

516b4e94538b0696b4d1c29651129507
SHA1

cf83ed10338ea104b84f918609aee66173ff16b5
SHA256

c73ae5c0ed525b9eeb053157d5d4addbcd933991165a1beefce9ec9f7271acac
SHA512

4e5118dab7b04e5d59a80c42f55cb4f92e4604ed3083ef05b03a7ba548e82490ccbebd4465e6b2c021e4356e55aeea250f2922b5b50b772030499a0605a49133
SSDEEP

12288:945+po2/sTE5qgk7ek/FYJXcq/PlG1jqb6qIY/:o+pJxcek/wVP4IWLg

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.perfectasmplegas.de
Port:
587
Username:
[email protected]
Password:
Ifeanyi1987@
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:

Drawing.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-433534792-1200107535-3148087551-1000\Control Panel\International\Geo\Nation Drawing.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:

Drawing.exe

description pid process target process

PID 4264 set thread context of 2352 4264 Drawing.exe Drawing.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

4984 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeDrawing.exe

pid process

1684 powershell.exe
2352 Drawing.exe
2352 Drawing.exe
1684 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeDrawing.exe

description pid process

Token: SeDebugPrivilege 1684 powershell.exe
Token: SeDebugPrivilege 2352 Drawing.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-433534792-1200107535-3148087551-1000\Control Panel\International\Geo\Nation	Drawing.exe

description	pid	process	target process
PID 4264 set thread context of 2352	4264	Drawing.exe	Drawing.exe

pid	process
4984	schtasks.exe

pid	process
1684	powershell.exe
2352	Drawing.exe
2352	Drawing.exe
1684	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1684	powershell.exe
Token: SeDebugPrivilege	2352	Drawing.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Drawing.exe

description	pid	process	target process
PID 4264 wrote to memory of 1684	4264	Drawing.exe	powershell.exe
PID 4264 wrote to memory of 1684	4264	Drawing.exe	powershell.exe
PID 4264 wrote to memory of 1684	4264	Drawing.exe	powershell.exe
PID 4264 wrote to memory of 4984	4264	Drawing.exe	schtasks.exe
PID 4264 wrote to memory of 4984	4264	Drawing.exe	schtasks.exe
PID 4264 wrote to memory of 4984	4264	Drawing.exe	schtasks.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe
PID 4264 wrote to memory of 2352	4264	Drawing.exe	Drawing.exe

C:\Users\Admin\AppData\Local\Temp\Drawing.exe
"C:\Users\Admin\AppData\Local\Temp\Drawing.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4264

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vHhbDot.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1684

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vHhbDot" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88A8.tmp"
2⤵
- Creates scheduled task(s)
PID:4984

C:\Users\Admin\AppData\Local\Temp\Drawing.exe
"C:\Users\Admin\AppData\Local\Temp\Drawing.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352

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

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Downloads

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

Filesize
2KB

MD5
93d52c1bc7c38d958583ebbd3dc09cd4

SHA1
4c5ee6f9c9ae190c9a0cccb91fa2257ddcb8b0d5

SHA256
2905f3a06dd8907ddbcbe64389cffcc8a5273d1822e25f8bea385bdd01653c76

SHA512
dfc55c3247d7734c5a531fb5a3de689e8bb823e82c14ad6cab16923d50d51e03e5e86165a7d65b3059a66b67968b611368b010a6d9f755916b01ef7b67c5228e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k4qsbawj.ajb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp88A8.tmp

Filesize
1KB

MD5
af75d57161649b3f6a1d5a4eb641b7ec

SHA1
422c7c21778709900bce42faaa43b9d04e5f615f

SHA256
70b62dfa0469572373c3f9a0733a7c70f95e6da12852a24c67a1505265539e0d

SHA512
a8c5a6a5f7580caec0046c1d277e6a098708a6b8acf6c8dfd2ae85438aaa47701895454e55f018f021096631f50ff588f3cc45c668077ced29cdd15e4ead08f0

Download Submit
memory/1684-59-0x00000000049C0000-0x00000000049D0000-memory.dmp

Filesize
64KB

Download
memory/1684-67-0x00000000074D0000-0x00000000074E4000-memory.dmp

Filesize
80KB

Download
memory/1684-72-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1684-69-0x00000000075B0000-0x00000000075B8000-memory.dmp

Filesize
32KB

Download
memory/1684-68-0x00000000075D0000-0x00000000075EA000-memory.dmp

Filesize
104KB

Download
memory/1684-35-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/1684-66-0x00000000074C0000-0x00000000074CE000-memory.dmp

Filesize
56KB

Download
memory/1684-65-0x0000000007490000-0x00000000074A1000-memory.dmp

Filesize
68KB

Download
memory/1684-15-0x00000000049D0000-0x0000000004A06000-memory.dmp

Filesize
216KB

Download
memory/1684-16-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1684-17-0x00000000049C0000-0x00000000049D0000-memory.dmp

Filesize
64KB

Download
memory/1684-63-0x0000000007510000-0x00000000075A6000-memory.dmp

Filesize
600KB

Download
memory/1684-20-0x0000000005040000-0x0000000005668000-memory.dmp

Filesize
6.2MB

Download
memory/1684-21-0x00000000049C0000-0x00000000049D0000-memory.dmp

Filesize
64KB

Download
memory/1684-62-0x0000000007300000-0x000000000730A000-memory.dmp

Filesize
40KB

Download
memory/1684-61-0x0000000007290000-0x00000000072AA000-memory.dmp

Filesize
104KB

Download
memory/1684-60-0x00000000078D0000-0x0000000007F4A000-memory.dmp

Filesize
6.5MB

Download
memory/1684-26-0x0000000004F90000-0x0000000004FB2000-memory.dmp

Filesize
136KB

Download
memory/1684-57-0x00000000049C0000-0x00000000049D0000-memory.dmp

Filesize
64KB

Download
memory/1684-56-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/1684-46-0x0000000070A10000-0x0000000070A5C000-memory.dmp

Filesize
304KB

Download
memory/1684-45-0x0000000006530000-0x0000000006562000-memory.dmp

Filesize
200KB

Download
memory/1684-44-0x000000007F360000-0x000000007F370000-memory.dmp

Filesize
64KB

Download
memory/1684-43-0x0000000005FB0000-0x0000000005FFC000-memory.dmp

Filesize
304KB

Download
memory/1684-58-0x0000000007170000-0x0000000007213000-memory.dmp

Filesize
652KB

Download
memory/1684-41-0x0000000005C30000-0x0000000005F84000-memory.dmp

Filesize
3.3MB

Download
memory/1684-42-0x0000000005B90000-0x0000000005BAE000-memory.dmp

Filesize
120KB

Download
memory/2352-74-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/2352-36-0x00000000054B0000-0x0000000005516000-memory.dmp

Filesize
408KB

Download
memory/2352-22-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2352-34-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/2352-28-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/2352-73-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/2352-64-0x00000000063D0000-0x0000000006420000-memory.dmp

Filesize
320KB

Download
memory/4264-19-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4264-9-0x0000000007F50000-0x0000000007FCE000-memory.dmp

Filesize
504KB

Download
memory/4264-3-0x00000000059B0000-0x0000000005F54000-memory.dmp

Filesize
5.6MB

Download
memory/4264-4-0x0000000005400000-0x0000000005492000-memory.dmp

Filesize
584KB

Download
memory/4264-25-0x00000000053F0000-0x0000000005400000-memory.dmp

Filesize
64KB

Download
memory/4264-10-0x0000000007D10000-0x0000000007DAC000-memory.dmp

Filesize
624KB

Download
memory/4264-1-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4264-27-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/4264-8-0x0000000005980000-0x000000000598A000-memory.dmp

Filesize
40KB

Download
memory/4264-7-0x0000000005970000-0x0000000005978000-memory.dmp

Filesize
32KB

Download
memory/4264-6-0x0000000005510000-0x0000000005528000-memory.dmp

Filesize
96KB

Download
memory/4264-5-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/4264-0-0x00000000007B0000-0x0000000000854000-memory.dmp

Filesize
656KB

Download
memory/4264-2-0x00000000053F0000-0x0000000005400000-memory.dmp

Filesize
64KB

Download