xtremerat | 68b5d3da4bf7965d6b3f2315ad9ca61a3191cbacd91f8e6bdae06e49aed80208

General

Target

b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe
Size

752KB
MD5

b0b5b344c0501acae3d39da520b7a125
SHA1

717fc6103b5a481abcb940cc18b8c713a566beed
SHA256

68b5d3da4bf7965d6b3f2315ad9ca61a3191cbacd91f8e6bdae06e49aed80208
SHA512

9e55d175e2c510935e021c904be50b7390009f2307027883ef1b3d364caef83049397685b110b330778a113aad72989d6f7c9c08749b3a7e325ca257044f734d
SSDEEP

1536:EBbgEbQJmg5Tf9u8Hmg5Tf9u8i+gVtjyhz5CkJ+Nl3XtmdOPTiSt21+z5KMzyXtd:lWQUgZfYfgZfY50T3rFZfYM

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

cescmouad.zapto.org

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2120-6-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2120-5-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2120-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2120-8-0x0000000010000000-0x000000001004D000-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/2120-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2120-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2120-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2120-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2120-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2120-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2516 set thread context of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe
File created	C:\Windows\	b0b5b344c0501acae3d39da520b7a125_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 2 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	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30
PID 2516 wrote to memory of 2120	2516	b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Users\Admin\AppData\Local\Temp\b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b0b5b344c0501acae3d39da520b7a125_JaffaCakes118.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2120

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/2120-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2120-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2120-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2120-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2120-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2120-8-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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