guloader | c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 13:20

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General

Target

JaffaCakes118_c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2.exe
Size

660KB
MD5

7e454927ff374e6b6f847ad16d13be86
SHA1

ed33fd85b9270004b6958b697cafdf52a62024af
SHA256

c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2
SHA512

86d9771c68f583c146985a5409d4184c00afe1cae584ac47ba9ec99bf217de8e4839400a7afc2504b3c311de04788d2f56ca12773f0ca31c754d32e93d660f13
SSDEEP

12288:tYJ7YaMPI+XCBy0atXuG5UjE+eDHUDBppTbeO4ey3THJ+O1:tYSmtH2XuG5UY1zypTb94eiTkO1

Score

10^/10

guloader discovery downloader

Malware Config

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
2320	JaffaCakes118_c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c0a3984acc2742aec2c3073592b51b8d2a74fc4f8fe3d52759ce6b51bfd2c9e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nst7A31.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
memory/2320-17-0x00000000040D0000-0x000000000420B000-memory.dmp

Filesize
1.2MB

Download
memory/2320-18-0x00000000040D0000-0x000000000420B000-memory.dmp

Filesize
1.2MB

Download