xtremerat | a2f412450206574cc56000839c22793678f243c1288c0f58d58f5defa5c5454d

General

Target

JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
Size

140KB
MD5

c7b1e483329997a55ddf48c48014c703
SHA1

65d7942ac561dd33fe06518194eecf801b11d485
SHA256

a2f412450206574cc56000839c22793678f243c1288c0f58d58f5defa5c5454d
SHA512

74fc5e49f24f7aa837f8fd2b5a6f42a1d54b739f05cb2e4167132509caadee51f82925744efe15e1c00b0a0815def8de7e3d61df98bab50481cbd71497cf1582
SSDEEP

3072:eZRa2AjGRD34WPjykgJnZO/TIxM75QHPUk090C5mi:eORrWYJCIxA5eMk090CT

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

majd99.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/1880-8-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2752-12-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral1/memory/2752-13-0x0000000010000000-0x000000001004B000-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
Xtremerat family
xtremerat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2932 set thread context of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1880-8-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/1880-6-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/1880-4-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2752-12-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral1/memory/2752-13-0x0000000010000000-0x000000001004B000-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	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 2932 wrote to memory of 1880	2932	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	31
PID 1880 wrote to memory of 2752	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	32
PID 1880 wrote to memory of 2752	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	32
PID 1880 wrote to memory of 2752	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	32
PID 1880 wrote to memory of 2752	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	32
PID 1880 wrote to memory of 2752	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	32
PID 1880 wrote to memory of 2772	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	33
PID 1880 wrote to memory of 2772	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	33
PID 1880 wrote to memory of 2772	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	33
PID 1880 wrote to memory of 2772	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	33
PID 1880 wrote to memory of 2772	1880	JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7b1e483329997a55ddf48c48014c703.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - 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:2772

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/1880-8-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/1880-6-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/1880-4-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2752-12-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2752-10-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2752-13-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/2932-0-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2932-2-0x0000000000401000-0x0000000000428000-memory.dmp

Filesize
156KB

Download
memory/2932-9-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download

Analysis

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