guloader | a246e12a4ba2de87f50d1aeedacf5e474412d243c18c8f7bf1d69338733adcad

General

Target
Pedido 1243.PDF.tar
Size 1.3MB
Sample240522-j4exashb93
SHA256 a246e12a4ba2de87f50d1aeedacf5e474412d243c18c8f7bf1d69338733adcad
MD5 022387b2ec66fb8c8dd4ce40c014f2bf
SHA1 d47520c1e4bf8756d820353caf33038388028d3e
SHA512 e566d0fc713c20315c859ee5f543b6831807d63a990beeecef588662dfa135802159cb8a23cf418a602d8c5a88cdf792d91458339f059ec9de62cd818e86c826
SSDEEP 24576:W9Q0lIVTRJLpdCW9zTIvwS60x6Hcy/U77VaaG8uosbrDqa1VHWTcSdmWDxbLn/oh:AQ0lsRdpdBTIYS6VDM77YoOrDX1l2xbs
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

guloader downloader

Malware Config

Targets

- Target
  Telescribe.exe
- Size 1.3MB
- SHA256 cd25f94f8e22e1ca4f4bb2f65a4d904aaa01b57445284b1cf5ea9572873d2b4a
- MD5 ee518fda96d7cb89bad8783aeab7e6fa
- SHA1 5dced89b75ece47f8e8c0b19082ed97448f83964
- SHA512 b92c661cc02640f4cbc1641b78005d84d176305af07caa92cb26441b0fcb831c31c79db7b5af69d2e331bf5ea1d28f9aa790fc7127cb58fae2224b111275f13b
- SSDEEP 24576:d9Q0lIVTRJLpdCW9zTIvwS60x6Hcy/U77VaaG8uosbrDqa1VHWTcSdmWDxbLn/oY:rQ0lsRdpdBTIYS6VDM77YoOrDX1l2xbv
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

guloader downloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Loads dropped DLL
- Legitimate hosting services abused for malware hosting/C2
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2
- Target
  $PLUGINSDIR/System.dll
- Size 11KB
- SHA256 98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b
- MD5 b8992e497d57001ddf100f9c397fcef5
- SHA1 e26ddf101a2ec5027975d2909306457c6f61cfbd
- SHA512 8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c
- SSDEEP 192:PPtkumJX7zB22kGwfy0mtVgkCPOs81un:E702k5qpds8Qn
- MD5 SHA1 SHA512 SSDEEP
Score

3^/10
behavioral3 behavioral4

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

Guloader,Cloudeye

Loads dropped DLL

Legitimate hosting services abused for malware hosting/C2

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks

static1

behavioral1

behavioral2

behavioral3

behavioral4