xtremerat | 88a0415ab2bc28287e83a2fab4d7aa48010afee0c4a9cd91c58b9e1d1c9199f9

General

Target

ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe
Size

5.0MB
MD5

ba98c4bfc9b34a99984bd5b47e2187d5
SHA1

870fa646be34189399c846fc69591b09f89e2e19
SHA256

88a0415ab2bc28287e83a2fab4d7aa48010afee0c4a9cd91c58b9e1d1c9199f9
SHA512

6c5000fff95219b07aea7502396891aa1edfee9450f52c72167f252e30a57b474ef8ff0af23f6bf909728fc5c2910dc00e1636c2cc4a4e9a91990e18e1f1d6ac
SSDEEP

1536:9TKzAb+49etKRhSy/uoQUIiNNNNvb8bVOHNnBuEdxMj2qkSZZZ3gdg:ci+3ct/2UIiZZIbSsSMjYUP

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

powertoys.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/3000-19-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3000-21-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/592-26-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3000-27-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/592-28-0x0000000010000000-0x000000001004D000-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

Deletes itself 1 IoCs

pid	Process
3036	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1792 set thread context of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3000-16-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-19-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-21-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-18-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/592-26-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3000-27-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/592-28-0x0000000010000000-0x000000001004D000-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 4 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	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 3036	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	31
PID 1792 wrote to memory of 3036	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	31
PID 1792 wrote to memory of 3036	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	31
PID 1792 wrote to memory of 3036	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	31
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 1792 wrote to memory of 3000	1792	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	30
PID 3000 wrote to memory of 592	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	33
PID 3000 wrote to memory of 592	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	33
PID 3000 wrote to memory of 592	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	33
PID 3000 wrote to memory of 592	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	33
PID 3000 wrote to memory of 592	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	33
PID 3000 wrote to memory of 2148	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2148	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2148	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2148	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	34
PID 3000 wrote to memory of 2148	3000	ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Users\Admin\AppData\Local\Temp\ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ba98c4bfc9b34a99984bd5b47e2187d5_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:592
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2148
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\delete.bat""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3036

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\delete.bat

Filesize
216B

MD5
e39301817b7cfe20341ed8650d7014f3

SHA1
bb8750de02c0f70ee583f349524d01955d3f6ec9

SHA256
792c94acfba8d3a3f137727910b4cc7d16f693fb9150c48b7609d17e7db109a4

SHA512
610dea796a47f786591dd4f56e082f99c7c5bff8ab7a116a070fdf7ffddb3afd62a8307b7b2bc9af876b000a9219e9d1e074983d9cc71be13b5b8888be7aaf5a

Download Submit
memory/592-28-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/592-26-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1792-0-0x0000000074541000-0x0000000074542000-memory.dmp

Filesize
4KB

Download
memory/1792-1-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1792-2-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1792-3-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1792-20-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/3000-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-19-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-21-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-18-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3000-27-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3000-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing