xtremerat | de532a0cd33393d4be5f53ba3f8ca719e8178db561c70e6baad51da28e6c8fa1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 20:50

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General

Target

b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe
Size

30KB
MD5

b37ab67cffdd9c3521de322ece9be874
SHA1

9ee27d36254b46d3768b775c8de948f89f2ca698
SHA256

de532a0cd33393d4be5f53ba3f8ca719e8178db561c70e6baad51da28e6c8fa1
SHA512

b27775a944df50efbd1c1e1c57bef582497b9eaa4c31cf31ab7b25eb798325d926505b66048b808c4ca30815511c826505c5f4ee45682e12bc39bfaedb5fc044
SSDEEP

768:94l/50VTed7NY+K3LeJPd2lVMG7Rxrl4U2sJD7HtqQlUl/:DTyu7YOMqRvBD7HtqQ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

ff-alzorii.no-ip.info

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/716-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1448-2-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/716-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat
Xtremerat family
xtremerat

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1448-0-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/716-1-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1448-2-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/716-3-0x0000000010000000-0x000000001004A000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4644	716	WerFault.exe	82
2336	716	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 716	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	82
PID 1448 wrote to memory of 716	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	82
PID 1448 wrote to memory of 716	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	82
PID 1448 wrote to memory of 716	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	82
PID 1448 wrote to memory of 2832	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	83
PID 1448 wrote to memory of 2832	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	83
PID 1448 wrote to memory of 2832	1448	b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b37ab67cffdd9c3521de322ece9be874_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 716 -s 476
    3⤵
    - Program crash
    PID:4644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 716 -s 488
    3⤵
    - Program crash
    PID:2336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 716 -ip 716
1⤵
PID:2748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 716 -ip 716
1⤵
PID:1008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/716-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/716-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1448-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1448-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download