xtremerat | 63bf4e48621084d50df9174f5c548168ebb3c26d91299d9e129c30b37b6a33b7

General

Target

a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
Size

101KB
MD5

a7c3493de6970cd2c7f3fa099893459e
SHA1

a8b0e309791b5b47b8dee083c7071625560379aa
SHA256

63bf4e48621084d50df9174f5c548168ebb3c26d91299d9e129c30b37b6a33b7
SHA512

26a2417ea4e2d022a1b96b6f30cebb1bc56bffb3a30bd3421b8dfcc14f95700f34e6b8b131e7868ddf16cc18111145ca6d47a6d4310dca03ee811eedc0b657b6
SSDEEP

1536:Ogh/Qk5xku/BTxnW069gE9nKzFre0FT98nvhVGqDjNldt8+xwIiuilPLzHPop3a4:7h/Qk5xku/BTQ00hVGYjNdliRLzw

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

ketchup.no-ip.biz

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral1/memory/2100-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2100-11-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2148-14-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2148-15-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2100-16-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2148-17-0x0000000010000000-0x000000001004D000-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 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2148-14-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2148-15-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2100-16-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2148-17-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2172 set thread context of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30

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	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2172 wrote to memory of 2100	2172	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2148	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2148	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2148	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2148	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2148	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2556	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2556	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2556	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2556	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	32
PID 2100 wrote to memory of 2556	2100	a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2148
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2556

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/2100-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2100-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2100-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2148-14-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2148-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2148-17-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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