xtremerat | c45f2ee27f4f9ed5887b705f3af8a3005105644daa04f8cb6dcf784954c94df9

Analysis

max time kernel
95s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 07:41

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General

Target

ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe
Size

121KB
MD5

ddb1a37d76e0f6cf6025d15c4f90c57e
SHA1

5caef11d991a92e1d61acf31283cf83d0fad0a8c
SHA256

c45f2ee27f4f9ed5887b705f3af8a3005105644daa04f8cb6dcf784954c94df9
SHA512

c2b1ebaf0ebc02f82b7bda294f4778bca7181c18f5d7e8c6e4232d84864d27690831fe5ce1d4f5642f7fd7e99000c31cf1a056abda4685625b4f60cbc981d306
SSDEEP

3072:vNW7dEvotvX9MpPUOIAgLXPnRkR5Uqu6nB67OhP:vNW7mvI6RUOvwPnRq249

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

㛨talb-abotalb2.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4548-1-0x0000000010000000-0x0000000010071000-memory.dmp	family_xtremerat
behavioral2/memory/3440-3-0x0000000010000000-0x0000000010071000-memory.dmp	family_xtremerat
behavioral2/memory/4548-4-0x0000000010000000-0x0000000010071000-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/3440-0-0x0000000010000000-0x0000000010071000-memory.dmp	upx
behavioral2/memory/4548-1-0x0000000010000000-0x0000000010071000-memory.dmp	upx
behavioral2/memory/3440-3-0x0000000010000000-0x0000000010071000-memory.dmp	upx
behavioral2/memory/4548-4-0x0000000010000000-0x0000000010071000-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
2888	4548	WerFault.exe	84
2488	4548	WerFault.exe	84

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	ddb1a37d76e0f6cf6025d15c4f90c57e_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 3440 wrote to memory of 4548	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	84
PID 3440 wrote to memory of 4548	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	84
PID 3440 wrote to memory of 4548	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	84
PID 3440 wrote to memory of 4548	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	84
PID 3440 wrote to memory of 3916	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	85
PID 3440 wrote to memory of 3916	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	85
PID 3440 wrote to memory of 3916	3440	ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ddb1a37d76e0f6cf6025d15c4f90c57e_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 480
    3⤵
    - Program crash
    PID:2888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 504
    3⤵
    - Program crash
    PID:2488
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4548 -ip 4548
1⤵
PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4548 -ip 4548
1⤵
PID:1980

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/3440-0-0x0000000010000000-0x0000000010071000-memory.dmp

Filesize
452KB

Download
memory/3440-3-0x0000000010000000-0x0000000010071000-memory.dmp

Filesize
452KB

Download
memory/4548-1-0x0000000010000000-0x0000000010071000-memory.dmp

Filesize
452KB

Download
memory/4548-4-0x0000000010000000-0x0000000010071000-memory.dmp

Filesize
452KB

Download