zgrat | 3e77eb721848c685f2910aee6a00042d95ddcfb7da721cc61bf7b269857645a7

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 23:09

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General

Target

f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe
Size

3.0MB
MD5

f6c7094a8d1a917f7375de9f466f6afb
SHA1

9c0077b6543b975dbf3d52a3134a208713577843
SHA256

3e77eb721848c685f2910aee6a00042d95ddcfb7da721cc61bf7b269857645a7
SHA512

5c74b7fe6d998fe957c381350e830e507779ab1ec12c147ba8e9d7d86ae3b51cfecba8e6c0b405435d3d9af3968efff71f04161a39e51d2e141612cc41573989
SSDEEP

49152:0/C3wFiqtFZ/xA7rROY8geWF6aBmq1EyYl/CRScoN5tCCGTPEu9LDKI:iCaBy74Y8mFD1EyYl/FNzLGou9LmI

Score

10^/10

zgrat evasion rat themida trojan

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral2/memory/2596-11-0x0000000000360000-0x0000000000AA8000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/2596-11-0x0000000000360000-0x0000000000AA8000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2596	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2596	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe
2596	f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6c7094a8d1a917f7375de9f466f6afb_JaffaCakes118.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2596-0-0x0000000000360000-0x0000000000AA8000-memory.dmp

Filesize
7.3MB

Download
memory/2596-1-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-2-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-3-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-4-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-5-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-6-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-7-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-8-0x0000000077CB4000-0x0000000077CB6000-memory.dmp

Filesize
8KB

Download
memory/2596-11-0x0000000000360000-0x0000000000AA8000-memory.dmp

Filesize
7.3MB

Download
memory/2596-12-0x0000000005E10000-0x0000000006428000-memory.dmp

Filesize
6.1MB

Download
memory/2596-13-0x0000000005640000-0x0000000005652000-memory.dmp

Filesize
72KB

Download
memory/2596-14-0x00000000057F0000-0x00000000058FA000-memory.dmp

Filesize
1.0MB

Download
memory/2596-15-0x00000000056A0000-0x00000000056DC000-memory.dmp

Filesize
240KB

Download
memory/2596-16-0x00000000056E0000-0x000000000572C000-memory.dmp

Filesize
304KB

Download
memory/2596-18-0x0000000000360000-0x0000000000AA8000-memory.dmp

Filesize
7.3MB

Download
memory/2596-20-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-21-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-22-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-23-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-24-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-25-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-26-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download
memory/2596-27-0x0000000077430000-0x0000000077520000-memory.dmp

Filesize
960KB

Download