xtremerat | 6ecc8aab4f6c3284a4b618836b96b470f2e6795f5eabfcfa68ec12db1911e425

General

Target

2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe
Size

224KB
MD5

2f65c7b7898bd9bb4bf161e7fc08c618
SHA1

f4b1ef2dcb0fb862b47d8dcda20ce8e657a74124
SHA256

6ecc8aab4f6c3284a4b618836b96b470f2e6795f5eabfcfa68ec12db1911e425
SHA512

697d299ebe5267a8bc262435cb6807c17057060ba15716b5234228bc816e0057b1ab56d2d378487dd51ac28a922cbc2f8ac3803d0b2cc14fb8dbbaae63ff9bf7
SSDEEP

6144:kAeIifU8j6EwPPSbGsl/yJLo0ZudsdRwW5K+Aw7Qoj+:kRFj6NPUl/YE0ZudsdRh5K+Hbj+

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

mohascd.no-ip.biz

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2312-13-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2372-20-0x0000000010000000-0x000000001004D000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2312-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2372-20-0x0000000010000000-0x000000001004D000-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	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2872 wrote to memory of 2312	2872	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	28
PID 2312 wrote to memory of 2372	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	29
PID 2312 wrote to memory of 2372	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	29
PID 2312 wrote to memory of 2372	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	29
PID 2312 wrote to memory of 2372	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	29
PID 2312 wrote to memory of 2372	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	29
PID 2312 wrote to memory of 2792	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	30
PID 2312 wrote to memory of 2792	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	30
PID 2312 wrote to memory of 2792	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	30
PID 2312 wrote to memory of 2792	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	30
PID 2312 wrote to memory of 2792	2312	2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2f65c7b7898bd9bb4bf161e7fc08c618_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2372
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2792

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/2312-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-14-0x0000000075DA0000-0x0000000075EB0000-memory.dmp

Filesize
1.1MB

Download
memory/2312-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-22-0x0000000075DA0000-0x0000000075EB0000-memory.dmp

Filesize
1.1MB

Download
memory/2372-20-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2372-21-0x0000000075DA0000-0x0000000075EB0000-memory.dmp

Filesize
1.1MB

Download
memory/2372-18-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2872-1-0x0000000000450000-0x000000000048D000-memory.dmp

Filesize
244KB

Download
memory/2872-4-0x0000000077540000-0x0000000077541000-memory.dmp

Filesize
4KB

Download
memory/2872-3-0x00000000004E0000-0x00000000004F0000-memory.dmp

Filesize
64KB

Download
memory/2872-17-0x0000000075DA0000-0x0000000075EB0000-memory.dmp

Filesize
1.1MB

Download
memory/2872-15-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2872-0-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2872-5-0x0000000075DB1000-0x0000000075DB2000-memory.dmp

Filesize
4KB

Download
memory/2872-2-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2872-9-0x0000000075DA0000-0x0000000075EB0000-memory.dmp

Filesize
1.1MB

Download
memory/2872-6-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2872-16-0x0000000000450000-0x000000000048D000-memory.dmp

Filesize
244KB

Download

Analysis

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