xtremerat | be292baeb8b434a7bcc2506ba3587b21bc2258d4de2c29d9e4494aba5c7bfdc4

General

Target

2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe
Size

81KB
MD5

2bf9dfb6f7db5495cd6866c5ac7233e6
SHA1

7ae992dfa6b3d362f244897c4b6c2b1c3bcbab5c
SHA256

be292baeb8b434a7bcc2506ba3587b21bc2258d4de2c29d9e4494aba5c7bfdc4
SHA512

3b88d4de7b625884fad880971e256ed99b4767fcdfd9eea648144c7e57ab2d9610747b6682c4fa5e8b77d4570290b4953a94b76984b4963251c52888204676e2
SSDEEP

1536:0G2EnTramCVTJ10e9yhVuFTE11sb/MG5Eq9fCSxbtnkc6C:0ynvBCVTJ10ey0mTszhxbtnk3C

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2032-6-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2032-7-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2032-12-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2792-13-0x0000000010000000-0x0000000010048000-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

Suspicious use of SetThreadContext 1 IoCs

Processes:

2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1480 set thread context of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2032-3-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2032-6-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2032-7-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2032-5-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2032-12-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2792-13-0x0000000010000000-0x0000000010048000-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

Processes:

2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exesvchost.exe2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 1480 wrote to memory of 2032	1480	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	31
PID 2032 wrote to memory of 2792	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	32
PID 2032 wrote to memory of 2792	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	32
PID 2032 wrote to memory of 2792	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	32
PID 2032 wrote to memory of 2792	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	32
PID 2032 wrote to memory of 2792	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	32
PID 2032 wrote to memory of 2184	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	33
PID 2032 wrote to memory of 2184	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	33
PID 2032 wrote to memory of 2184	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	33
PID 2032 wrote to memory of 2184	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	33
PID 2032 wrote to memory of 2184	2032	2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Users\Admin\AppData\Local\Temp\2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2bf9dfb6f7db5495cd6866c5ac7233e6_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2792
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2184

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

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Downloads

memory/1480-0-0x00000000741F1000-0x00000000741F2000-memory.dmp

Filesize
4KB

Download
memory/1480-1-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/1480-2-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/1480-8-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2032-3-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2032-6-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2032-7-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2032-5-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2032-12-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2792-10-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2792-13-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads