agenttesla | d6d400c0847a1893dea669a1c8cfee475cafd9439bc50c694eaccbc04211a0e7

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

540 msbuild.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

powershell.exemsbuild.exe

pid process

1532 powershell.exe
540 msbuild.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 1532 set thread context of 540 1532 powershell.exe msbuild.exe

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

pid	process
540	msbuild.exe

description	pid	process	target process
PID 1532 set thread context of 540	1532	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)\cockling.lnk	Zamówienie.ZD33166.exe
File opened for modification	C:\Program Files (x86)\Kldebonnets.kod	Zamówienie.ZD33166.exe
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

Drops file in Windows directory 3 IoCs

Processes:

Zamówienie.ZD33166.exe

description	ioc	process
File opened for modification	C:\Windows\bagvognen.lnk	Zamówienie.ZD33166.exe
File created	C:\Windows\bagvognen.lnk	Zamówienie.ZD33166.exe
File opened for modification	C:\Windows\Calottes.Doo	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 9 IoCs

Processes:

powershell.exemsbuild.exe

pid	process
1532	powershell.exe
1532	powershell.exe
1532	powershell.exe
1532	powershell.exe
1532	powershell.exe
1532	powershell.exe
1532	powershell.exe
540	msbuild.exe
540	msbuild.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

powershell.exe

pid process

1532 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exemsbuild.exe

description pid process

Token: SeDebugPrivilege 1532 powershell.exe
Token: SeDebugPrivilege 540 msbuild.exe

description	pid	process
Token: SeDebugPrivilege	1532	powershell.exe
Token: SeDebugPrivilege	540	msbuild.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

Zamówienie.ZD33166.exepowershell.exe

description	pid	process	target process
PID 1920 wrote to memory of 1532	1920	Zamówienie.ZD33166.exe	powershell.exe
PID 1920 wrote to memory of 1532	1920	Zamówienie.ZD33166.exe	powershell.exe
PID 1920 wrote to memory of 1532	1920	Zamówienie.ZD33166.exe	powershell.exe
PID 1920 wrote to memory of 1532	1920	Zamówienie.ZD33166.exe	powershell.exe
PID 1532 wrote to memory of 540	1532	powershell.exe	msbuild.exe
PID 1532 wrote to memory of 540	1532	powershell.exe	msbuild.exe
PID 1532 wrote to memory of 540	1532	powershell.exe	msbuild.exe
PID 1532 wrote to memory of 540	1532	powershell.exe	msbuild.exe
PID 1532 wrote to memory of 540	1532	powershell.exe	msbuild.exe
PID 1532 wrote to memory of 540	1532	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:1920

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:1532

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:540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
c5a1570c3b773f69397de0b843e1c781

SHA1
c6ce2709586af492fe32b91919d00be2ffcb4574

SHA256
66e6b721e0ea2fe25d581143f3e958233a7d4ad8c64d51580874653878890008

SHA512
a8f8974e9e76baba3eaa825866bf1fa91e05b7ee9a192aa07ec5de9605b6947673ecdae9a3e56783df0ae443b40a30544a12fc35f92b68eb55a7ed9a29e14144

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
ee8a161b30040c3ce20f54aa9863151c

SHA1
baea9880b7df6a1900ac891a3515a5bcbd1d1276

SHA256
87bbc960b91830e72ac56631b99be82960c7f9ec3bd35bf666cd81857d2640dc

SHA512
78c114c0f9f095a0d9adfc0261fbbab185ef587d0664d801f4d952f09cfbebd99d02de3b4f7c10d709c860ec0a8e844c1c983eaed75002a364f81ade994fefad

Download Submit
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\Tar6473.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

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/540-186-0x0000000000390000-0x0000000001E52000-memory.dmp

Filesize
26.8MB

Download
memory/540-201-0x000000006FA20000-0x0000000070A82000-memory.dmp

Filesize
16.4MB

Download
memory/540-301-0x000000006F200000-0x000000006F8EE000-memory.dmp

Filesize
6.9MB

Download
memory/540-298-0x0000000000390000-0x0000000001E52000-memory.dmp

Filesize
26.8MB

Download
memory/540-297-0x0000000021270000-0x00000000212B0000-memory.dmp

Filesize
256KB

Download
memory/540-296-0x000000006F200000-0x000000006F8EE000-memory.dmp

Filesize
6.9MB

Download
memory/540-294-0x000000006FA20000-0x000000006FA60000-memory.dmp

Filesize
256KB

Download
memory/540-293-0x0000000000390000-0x0000000001E52000-memory.dmp

Filesize
26.8MB

Download
memory/540-292-0x000000006FA20000-0x0000000070A82000-memory.dmp

Filesize
16.4MB

Download
memory/540-187-0x00000000776A0000-0x0000000077849000-memory.dmp

Filesize
1.7MB

Download
memory/1532-184-0x0000000002640000-0x0000000002680000-memory.dmp

Filesize
256KB

Download
memory/1532-178-0x0000000005530000-0x0000000005534000-memory.dmp

Filesize
16KB

Download
memory/1532-172-0x0000000002640000-0x0000000002680000-memory.dmp

Filesize
256KB

Download
memory/1532-173-0x0000000002640000-0x0000000002680000-memory.dmp

Filesize
256KB

Download
memory/1532-174-0x0000000002640000-0x0000000002680000-memory.dmp

Filesize
256KB

Download
memory/1532-171-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/1532-170-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/1532-188-0x0000000006430000-0x0000000007EF2000-memory.dmp

Filesize
26.8MB

Download
memory/1532-179-0x0000000006430000-0x0000000007EF2000-memory.dmp

Filesize
26.8MB

Download
memory/1532-185-0x0000000002640000-0x0000000002680000-memory.dmp

Filesize
256KB

Download
memory/1532-183-0x0000000077890000-0x0000000077966000-memory.dmp

Filesize
856KB

Download
memory/1532-295-0x0000000006430000-0x0000000007EF2000-memory.dmp

Filesize
26.8MB

Download
memory/1532-182-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/1532-181-0x00000000776A0000-0x0000000077849000-memory.dmp

Filesize
1.7MB

Download
memory/1532-180-0x0000000006430000-0x0000000007EF2000-memory.dmp

Filesize
26.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads