xtremerat | 9add98b456cdb58fc5867446cc7c01c0f413b82e1dd39df2572e16d6ca18f021

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 17:02

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General

Target

7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe
Size

33KB
MD5

7a8596908d876c76f5a6287179a24083
SHA1

bb2936d048ae0129de8b3014202cf9eab009b81b
SHA256

9add98b456cdb58fc5867446cc7c01c0f413b82e1dd39df2572e16d6ca18f021
SHA512

89186ac360ebd938c344b06b0e25e5e07c9060fae30795830ae85153e42dbddf7b5578423f1fce93db405b98bc5b651b3f2f32fd061dca09e7b58426c82b08c1
SSDEEP

768:jrMuijtHf5g7/IIG3bGcYDBSvFIWuePQDGEsgRMdd5rdN4ZymVBGvOQ:jwNW71rcYDAWeoDrsEud5rdOMZv

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

basoom.no-ip.info

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2192-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2152-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2192-5-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2152-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2192-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2152-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2192-5-0x0000000010000000-0x000000001004D000-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 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	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 2192	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	31
PID 2152 wrote to memory of 2192	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	31
PID 2152 wrote to memory of 2192	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	31
PID 2152 wrote to memory of 2192	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	31
PID 2152 wrote to memory of 2192	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	31
PID 2152 wrote to memory of 2332	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	32
PID 2152 wrote to memory of 2332	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	32
PID 2152 wrote to memory of 2332	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	32
PID 2152 wrote to memory of 2332	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	32
PID 2152 wrote to memory of 2332	2152	7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a8596908d876c76f5a6287179a24083_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2192
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2152-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2152-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2192-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2192-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2192-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download