xtremerat | 3b49d3ee92e1315ad56c3c46489264d539a5dce7d180230222bbdaa293abec9a

General

Target

9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe
Size

257KB
MD5

9747fb71efcc332708fdd54f9c751812
SHA1

c6aeee1044be30ab6801ca9f33029179f3ac6000
SHA256

3b49d3ee92e1315ad56c3c46489264d539a5dce7d180230222bbdaa293abec9a
SHA512

5789962513dced97142713ff2dff89aa0851283d24931e4a9cfa34962090dc74582adac9d51142e3e6ac6be4dcc7c19d13de9280f1de49aff9b7bb1b4111103a
SSDEEP

3072:uVtbZJetTc+h1UzTZPDGqu57MyBi3VjbYd8MUhYYYVYhYYYO7cdmuGeh:UTJIZ1WTUqu57EJ9MUsd

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

xzx.no-ip.biz

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/88180-77454-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/88392-77458-0x0000000010000000-0x000000001004D000-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

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/88180-77446-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/88180-77449-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/88180-77444-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/88180-77453-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/88180-77454-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/88392-77458-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2276 set thread context of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30

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	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 2276 wrote to memory of 88180	2276	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	30
PID 88180 wrote to memory of 88392	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	31
PID 88180 wrote to memory of 88392	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	31
PID 88180 wrote to memory of 88392	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	31
PID 88180 wrote to memory of 88392	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	31
PID 88180 wrote to memory of 88392	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	31
PID 88180 wrote to memory of 88508	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	32
PID 88180 wrote to memory of 88508	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	32
PID 88180 wrote to memory of 88508	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	32
PID 88180 wrote to memory of 88508	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	32
PID 88180 wrote to memory of 88508	88180	9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9747fb71efcc332708fdd54f9c751812_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:88180
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:88392
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:88508

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/2276-77455-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/2276-1-0x0000000000020000-0x0000000000022000-memory.dmp

Filesize
8KB

Download
memory/2276-68-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2276-224-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/2276-77439-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2276-77441-0x00000000034A0000-0x0000000003584000-memory.dmp

Filesize
912KB

Download
memory/2276-0-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/88180-77446-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88180-77444-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88180-77448-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/88180-77442-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88180-77453-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88180-77454-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88180-77449-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/88392-77458-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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