xtremerat | ff29d40c773df55140e41d68a421d5be81f19ba830ea2e943f0a274e1f794449

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 04:31

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General

Target
18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe
Size 190KB
Sample240628-e5fsrstgjr
SHA256 ff29d40c773df55140e41d68a421d5be81f19ba830ea2e943f0a274e1f794449
MD5 18c846ecdb639ae8c81c2e409b01170c
SHA1 c1520f17e7c800c3b38bca3b93a8cd10707fd869
SHA512 3bef175c114450b437653d0b306c7ff1fc69b3d0ef2eb7157bd4f25672ff204db817fa75677c46e0741ea9cf749394fe1c7fdd660f522635f107aba1af7908c2
SSDEEP 1536:ejNdBrhZxyUpYixDlIoapzxUe5UdY779H167O0dxjLy1uLx2WWebh:eNTxJPlepDUw79H1677dxWuoWWE
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/428-3-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/428-5-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/428-4-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/428-6-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/428-16-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/428-17-0x0000000000C80000-0x0000000000C92000-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3036-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/files/0x0007000000023445-18.dat	upx
behavioral2/memory/3036-19-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IgfxTray = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svchostsing.exe"	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3036 set thread context of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe
428	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 428	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	81
PID 3036 wrote to memory of 228	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	82
PID 3036 wrote to memory of 228	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	82
PID 3036 wrote to memory of 228	3036	18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Local\Temp\18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\18c846ecdb639ae8c81c2e409b01170c_JaffaCakes118.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:428
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PD5HD35.bat" "
  2⤵
  PID:228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

PD5HD35.bat

Path C:\Users\Admin\AppData\Local\Temp\PD5HD35.bat
Size 275B
SHA256 c66d53db91d530b988e918ae4788bc96e364a5dfe3886f8a900ba39c563a9a3c
MD5 d8be2e4b307150ad5acc5268ae72fd24
SHA1 677bd511211f9f02f8d5e91c3880aa5db8cca126
SHA512 f45c999cbddd38e6040700b1de327b39847d3f1c1d874736f992d40648e9a9a9aa6e63a7284b9e60ce012ee821e98cfab819602ec6095e497f66a98fd38341b1
MD5 SHA1 SHA512

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svchostsing.exe

Path C:\Users\Admin\AppData\Local\Temp\svchostsing.exe
Size 190KB
SHA256 ff29d40c773df55140e41d68a421d5be81f19ba830ea2e943f0a274e1f794449
MD5 18c846ecdb639ae8c81c2e409b01170c
SHA1 c1520f17e7c800c3b38bca3b93a8cd10707fd869
SHA512 3bef175c114450b437653d0b306c7ff1fc69b3d0ef2eb7157bd4f25672ff204db817fa75677c46e0741ea9cf749394fe1c7fdd660f522635f107aba1af7908c2
SSDEEP 1536:ejNdBrhZxyUpYixDlIoapzxUe5UdY779H167O0dxjLy1uLx2WWebh:eNTxJPlepDUw79H1677dxWuoWWE
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/428-3-0x0000000000C80000-0x0000000000C92000-memory.dmp

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memory/428-5-0x0000000000C80000-0x0000000000C92000-memory.dmp

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memory/428-4-0x0000000000C80000-0x0000000000C92000-memory.dmp

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memory/428-6-0x0000000000C80000-0x0000000000C92000-memory.dmp

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memory/428-16-0x0000000000C80000-0x0000000000C92000-memory.dmp

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memory/428-17-0x0000000000C80000-0x0000000000C92000-memory.dmp

Download

memory/3036-0-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3036-19-0x0000000000400000-0x0000000000431000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads