xtremerat | 7006e461121aa4448ca700960d9648f34142e921841703633670ffb64e730d89

General

Target

273580811350332eb478498945124106_JaffaCakes118.exe
Size

652KB
MD5

273580811350332eb478498945124106
SHA1

00b0a55534da883b5aa42f99fc8dc66cd8cadeb4
SHA256

7006e461121aa4448ca700960d9648f34142e921841703633670ffb64e730d89
SHA512

76277e2643641640a16f4daa38aee2043f090b57caec1080513cc12cad467b2e61216ac2b4495f79dd400650e862b233b1f57cc7e21e8f517e40329ba5cb8f38
SSDEEP

12288:Hmmo7YNQzGnBaWnBsPDqWOFqetuiaSwXb0lvIfU+5wOAja7:GvwQyBaWnBCqyaaNCM2OAja7

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

hengerfej.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2476-9-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2476-7-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2348-15-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2476-16-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2348-17-0x0000000010000000-0x000000001004B000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2476-9-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2476-7-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2476-6-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2476-4-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2348-15-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2476-16-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2348-17-0x0000000010000000-0x000000001004B000-memory.dmp	upx

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 3 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	273580811350332eb478498945124106_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	273580811350332eb478498945124106_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1624	273580811350332eb478498945124106_JaffaCakes118.exe
1624	273580811350332eb478498945124106_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 1624 wrote to memory of 2476	1624	273580811350332eb478498945124106_JaffaCakes118.exe	31
PID 2476 wrote to memory of 2348	2476	273580811350332eb478498945124106_JaffaCakes118.exe	32
PID 2476 wrote to memory of 2348	2476	273580811350332eb478498945124106_JaffaCakes118.exe	32
PID 2476 wrote to memory of 2348	2476	273580811350332eb478498945124106_JaffaCakes118.exe	32
PID 2476 wrote to memory of 2348	2476	273580811350332eb478498945124106_JaffaCakes118.exe	32
PID 2476 wrote to memory of 2348	2476	273580811350332eb478498945124106_JaffaCakes118.exe	32
PID 2476 wrote to memory of 2424	2476	273580811350332eb478498945124106_JaffaCakes118.exe	33
PID 2476 wrote to memory of 2424	2476	273580811350332eb478498945124106_JaffaCakes118.exe	33
PID 2476 wrote to memory of 2424	2476	273580811350332eb478498945124106_JaffaCakes118.exe	33
PID 2476 wrote to memory of 2424	2476	273580811350332eb478498945124106_JaffaCakes118.exe	33
PID 2476 wrote to memory of 2424	2476	273580811350332eb478498945124106_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\273580811350332eb478498945124106_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\273580811350332eb478498945124106_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Users\Admin\AppData\Local\Temp\273580811350332eb478498945124106_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\273580811350332eb478498945124106_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2348
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1624-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1624-8-0x00000000036E0000-0x0000000003A89000-memory.dmp

Filesize
3.7MB

Download
memory/1624-11-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2348-12-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2348-15-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2348-17-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2476-9-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2476-7-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2476-6-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2476-4-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2476-16-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download

Analysis

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