xtremerat | e32e876c6af71b87d4a8de66c639fa6077dec93b210c1f6f2efffb5794bbc1b8

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 06:13

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General

Target

f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
Size

685KB
MD5

f2aa74f5d4ac35cd067022246655dfaf
SHA1

5e10b808b17403bb20f64442f74e31aefe882068
SHA256

e32e876c6af71b87d4a8de66c639fa6077dec93b210c1f6f2efffb5794bbc1b8
SHA512

7b9c06e90ba760427cfbb36bf93a35525d110f1b2117c08b0bf8fa73e9e4683afbc5e2327a0efb5227899cbcaeaf4f1e8977d89bf2d5dbe0732cc43b78616148
SSDEEP

12288:mQZuOWo7YNQN2YcKify3iC8ut0i1oQjUZbvFFF/Dr5uiunB+3Ygiv:mn4wQgsiK3AcIXFFf5uiuBJv

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

cuore.no-ip.org

cantante1.no-ip.org

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/2760-14-0x0000000010000000-0x0000000010056000-memory.dmp	family_xtremerat
behavioral1/memory/2760-16-0x0000000010000000-0x0000000010056000-memory.dmp	family_xtremerat
behavioral1/memory/2752-21-0x0000000010000000-0x0000000010056000-memory.dmp	family_xtremerat
behavioral1/memory/2760-30-0x0000000010000000-0x0000000010056000-memory.dmp	family_xtremerat
behavioral1/memory/2760-29-0x0000000002700000-0x000000000274D000-memory.dmp	family_xtremerat
behavioral1/memory/2640-35-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2804-37-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2752-38-0x0000000010000000-0x0000000010056000-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

Executes dropped EXE 1 IoCs

pid	Process
2804	448server.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2760-7-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-14-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-16-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-13-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-11-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-8-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2752-21-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2804-32-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/files/0x0007000000016fc9-31.dat	upx
behavioral1/memory/2760-30-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2760-29-0x0000000002700000-0x000000000274D000-memory.dmp	upx
behavioral1/memory/2640-35-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2804-37-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2752-38-0x0000000010000000-0x0000000010056000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\448server.exe.exe	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
File created	C:\Windows\448server.exe	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe

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 5 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	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	448server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2880 wrote to memory of 2760	2880	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	30
PID 2760 wrote to memory of 2752	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2752	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2752	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2752	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2752	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2952	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	32
PID 2760 wrote to memory of 2952	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	32
PID 2760 wrote to memory of 2952	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	32
PID 2760 wrote to memory of 2952	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	32
PID 2760 wrote to memory of 2952	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	32
PID 2760 wrote to memory of 2804	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	33
PID 2760 wrote to memory of 2804	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	33
PID 2760 wrote to memory of 2804	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	33
PID 2760 wrote to memory of 2804	2760	f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe	33
PID 2804 wrote to memory of 2640	2804	448server.exe	34
PID 2804 wrote to memory of 2640	2804	448server.exe	34
PID 2804 wrote to memory of 2640	2804	448server.exe	34
PID 2804 wrote to memory of 2640	2804	448server.exe	34
PID 2804 wrote to memory of 2640	2804	448server.exe	34
PID 2804 wrote to memory of 2700	2804	448server.exe	35
PID 2804 wrote to memory of 2700	2804	448server.exe	35
PID 2804 wrote to memory of 2700	2804	448server.exe	35
PID 2804 wrote to memory of 2700	2804	448server.exe	35
PID 2804 wrote to memory of 2700	2804	448server.exe	35

C:\Users\Admin\AppData\Local\Temp\f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f2aa74f5d4ac35cd067022246655dfaf_JaffaCakes118.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2752
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2952
- - C:\Windows\448server.exe
    "C:\Windows\448server.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2804
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:2640
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:2700

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

Replay Monitor

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Downloads

C:\Windows\448server.exe

Filesize
33KB

MD5
7f07af2d38bdf64426b72f1ee8ba8249

SHA1
2be94a223781dee9eb893a4dd6c1e1f97ce7e5d7

SHA256
c8b7f993b82a699246b9a3ec2a53add2ff348e22b699bf40787a27f301316ff0

SHA512
e78d76c2c2191671168299e70628e73dbf6298d98788df0f79488376798dbd5d7da0c8c9517fc5ed0eb2ff172ea9fb578f3873cbe41a28dceb3ca68244cd33cc

Download Submit
memory/2640-33-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2640-35-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2752-21-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2752-38-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-29-0x0000000002700000-0x000000000274D000-memory.dmp

Filesize
308KB

Download
memory/2760-16-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2760-8-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-6-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-7-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-13-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-11-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-14-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2760-30-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2804-32-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2804-37-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2880-0-0x0000000000400000-0x00000000007B0000-memory.dmp

Filesize
3.7MB

Download
memory/2880-15-0x0000000003370000-0x0000000003720000-memory.dmp

Filesize
3.7MB

Download
memory/2880-18-0x0000000000400000-0x00000000007B0000-memory.dmp

Filesize
3.7MB

Download