xtremerat | bc9e39568f3ca72539ef6f7ae688ff80c80e131724732cc04481681a8f4956a4

General

Target

df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
Size

876KB
MD5

df38f6bbc4804c2d5d576e13854da3a3
SHA1

86eee7d83fe8be98c253c6e171c603f7c2e9926a
SHA256

bc9e39568f3ca72539ef6f7ae688ff80c80e131724732cc04481681a8f4956a4
SHA512

b68018620c126ffccd0777738bffd928ff12e0548ec893e55f6767c75c44332baae43856269a5fd3d2da8d85dbe89ca5210ea69f1c687e215767bad7dd204eb2
SSDEEP

24576:8F/+K10zqI6fTgzSfkr8JwFwYktbyrtVwz1KR:8f2W3Tz8r8e+6/

Score

10^/10

xtremerat discovery evasion persistence rat spyware themida upx

Malware Config

Extracted

Family

xtremerat

C2

aissa44.no-ip.biz

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2028-29-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2676-37-0x0000000010000000-0x000000001004D000-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

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\WINE	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1636-9-0x0000000000400000-0x0000000000516000-memory.dmp	themida
behavioral1/memory/1636-32-0x0000000000400000-0x0000000000516000-memory.dmp	themida

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2028-29-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2028-28-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2028-26-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2028-17-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2028-16-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2676-37-0x0000000010000000-0x000000001004D000-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	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 1636 wrote to memory of 2028	1636	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	31
PID 2028 wrote to memory of 2676	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	32
PID 2028 wrote to memory of 2676	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	32
PID 2028 wrote to memory of 2676	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	32
PID 2028 wrote to memory of 2676	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	32
PID 2028 wrote to memory of 2676	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	32
PID 2028 wrote to memory of 2832	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	33
PID 2028 wrote to memory of 2832	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	33
PID 2028 wrote to memory of 2832	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	33
PID 2028 wrote to memory of 2832	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	33
PID 2028 wrote to memory of 2832	2028	df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Users\Admin\AppData\Local\Temp\df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\df38f6bbc4804c2d5d576e13854da3a3_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1636-12-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-19-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-18-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-7-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/1636-6-0x0000000077551000-0x0000000077552000-memory.dmp

Filesize
4KB

Download
memory/1636-5-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/1636-4-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/1636-3-0x0000000000620000-0x0000000000630000-memory.dmp

Filesize
64KB

Download
memory/1636-2-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download
memory/1636-32-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/1636-8-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-0-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1636-9-0x0000000000400000-0x0000000000516000-memory.dmp

Filesize
1.1MB

Download
memory/1636-30-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-33-0x0000000000270000-0x00000000002AD000-memory.dmp

Filesize
244KB

Download
memory/1636-34-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-1-0x0000000000270000-0x00000000002AD000-memory.dmp

Filesize
244KB

Download
memory/1636-14-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-23-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-22-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-21-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-20-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/1636-13-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/2028-28-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-17-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-26-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-29-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2028-31-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/2028-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2028-39-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/2676-38-0x0000000077540000-0x0000000077650000-memory.dmp

Filesize
1.1MB

Download
memory/2676-37-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads