xtremerat | f7e19d70e0f46d87c813bd371e752261436437d721dc9a99fb81c39420621c8d

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14-04-2024 22:44

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General

Target

efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe
Size

62KB
MD5

efaf9583f501557601f7acc59d1a7d32
SHA1

462da960c5f411ff2002cc2d68b9876ed0358b29
SHA256

f7e19d70e0f46d87c813bd371e752261436437d721dc9a99fb81c39420621c8d
SHA512

523de41e53d09448bdaf5a108de13269b00c79485fbcb449c4d265a8124c9b735fa13e4e972020385d291ede43f76a3d5845719462fe1312dee1b42da5d67526
SSDEEP

1536:hNW71rcYDAWeotvXliBghB29g4p9GDRlzch9QBUiAESG6m:hNW7dEvotvXmgj264zaQQB

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

klawchi.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3292-1-0x0000000010000000-0x0000000010054000-memory.dmp	family_xtremerat
behavioral2/memory/4868-4-0x0000000010000000-0x0000000010054000-memory.dmp	family_xtremerat
behavioral2/memory/3292-5-0x0000000010000000-0x0000000010054000-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/4868-0-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/3292-1-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/4868-4-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/3292-5-0x0000000010000000-0x0000000010054000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

Processes:

efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\28ياااااااروحي يازاحف.jpg.exe	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe
File created	C:\Windows\28ياااااااروحي يازاحف.jpg	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe

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

1796 3292 WerFault.exe svchost.exe
2144 3292 WerFault.exe svchost.exe

pid	pid_target	process	target process
1796	3292	WerFault.exe	svchost.exe
2144	3292	WerFault.exe	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe

description	pid	process	target process
PID 4868 wrote to memory of 3292	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	svchost.exe
PID 4868 wrote to memory of 3292	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	svchost.exe
PID 4868 wrote to memory of 3292	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	svchost.exe
PID 4868 wrote to memory of 3292	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	svchost.exe
PID 4868 wrote to memory of 2856	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	msedge.exe
PID 4868 wrote to memory of 2856	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	msedge.exe
PID 4868 wrote to memory of 2856	4868	efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\efaf9583f501557601f7acc59d1a7d32_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4868

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
PID:3292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 480
3⤵
- Program crash
PID:1796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 488
3⤵
- Program crash
PID:2144

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
2⤵
PID:2856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3292 -ip 3292
1⤵
PID:3836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3292 -ip 3292
1⤵
PID:4684

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=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:3412

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/3292-1-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/3292-5-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/4868-0-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/4868-4-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download