xtremerat | 1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-04-2024 15:42

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General

Target

1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe
Size

87KB
MD5

a579638803127888421deeba6042cc4f
SHA1

6142f6795670800c76eebc838345c87bcff1049f
SHA256

1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731
SHA512

3fc1dddc9599a9fee44af70c00345189b04b9c50f6b2faf09acc55c7532f2037de4ba9bd87719b7659b1ee44161762318555e03fc1d112f6282b86dd2496523c
SSDEEP

768:09m1Sq4NQkrBsH1U8z05DeeQuMVTyN8ipHo37Vmd6AeXVtWAJC+S3MgyRARlJ+gc:Vsq+Q1aZQuIyJp0mgA+FJoEAbL

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

hackercool.zapto.org

Signatures

Detect XtremeRAT payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3364-0-0x0000000010000000-0x000000001004C000-memory.dmp	family_xtremerat
behavioral2/memory/4208-1-0x0000000010000000-0x000000001004C000-memory.dmp	family_xtremerat
behavioral2/memory/3364-2-0x0000000010000000-0x000000001004C000-memory.dmp	family_xtremerat
behavioral2/memory/4208-3-0x0000000010000000-0x000000001004C000-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 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3364-0-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/4208-1-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/3364-2-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/4208-3-0x0000000010000000-0x000000001004C000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2112 4208 WerFault.exe svchost.exe
4944 4208 WerFault.exe svchost.exe

pid	pid_target	process	target process
2112	4208	WerFault.exe	svchost.exe
4944	4208	WerFault.exe	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe

description	pid	process	target process
PID 3364 wrote to memory of 4208	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	svchost.exe
PID 3364 wrote to memory of 4208	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	svchost.exe
PID 3364 wrote to memory of 4208	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	svchost.exe
PID 3364 wrote to memory of 4208	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	svchost.exe
PID 3364 wrote to memory of 3764	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	msedge.exe
PID 3364 wrote to memory of 3764	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	msedge.exe
PID 3364 wrote to memory of 3764	3364	1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe
"C:\Users\Admin\AppData\Local\Temp\1596461c2b35c6736e48fb1a3c671aa86bbfecbfadb9dbfb63f372bddffe1731.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3364
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:4208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 484
    3⤵
    - Program crash
    PID:2112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 492
    3⤵
    - Program crash
    PID:4944
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4208 -ip 4208
1⤵
PID:672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4208 -ip 4208
1⤵
PID:4544

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4460 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:4904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3364-0-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/3364-2-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/4208-1-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/4208-3-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download