xtremerat | 63176672322c9df5e936ef65307a58aa0476e9c782baaa8bdbf44c9a74d8f15b

General

Target

6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
Size

370KB
MD5

6e099b508cabb815c17dad807e96024b
SHA1

9ed7c7ab51f0109476601b89e9d1f5ad49ad089f
SHA256

63176672322c9df5e936ef65307a58aa0476e9c782baaa8bdbf44c9a74d8f15b
SHA512

b6d829f497cb85ad4ee8d83d10b8ad31d34f987f774b0a66b13ae2742c04061303ed6bdb36a284f52d141031fbc5e18f34c921db9289415d2ac33cc1d1ddce6a
SSDEEP

6144:c1db49+rEg024fpLZazEjvE/rbay19tSt4bO2BaDmeBJe59t3HHlrgVZKIT1kPZ7:cjkArEN249AyE/rbaMct4bO2/Vt3HHlF

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

taher2361983.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/1720-19-0x0000000010000000-0x0000000010050000-memory.dmp	family_xtremerat
behavioral1/memory/1720-15-0x0000000010000000-0x0000000010050000-memory.dmp	family_xtremerat
behavioral1/memory/2084-23-0x0000000010000000-0x0000000010050000-memory.dmp	family_xtremerat
behavioral1/memory/1720-24-0x0000000010000000-0x0000000010050000-memory.dmp	family_xtremerat
behavioral1/memory/2084-25-0x0000000010000000-0x0000000010050000-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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1732-20-0x0000000000400000-0x00000000004CB000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1732-0-0x0000000000400000-0x00000000004CB000-memory.dmp	upx
behavioral1/memory/1732-20-0x0000000000400000-0x00000000004CB000-memory.dmp	upx
behavioral1/memory/1720-19-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/1720-18-0x0000000000400000-0x00000000004CB000-memory.dmp	upx
behavioral1/memory/1720-15-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/1720-14-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/1720-10-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/2084-23-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/1720-24-0x0000000010000000-0x0000000010050000-memory.dmp	upx
behavioral1/memory/2084-25-0x0000000010000000-0x0000000010050000-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	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1720	1732	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	30
PID 1720 wrote to memory of 2084	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	31
PID 1720 wrote to memory of 2084	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	31
PID 1720 wrote to memory of 2084	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	31
PID 1720 wrote to memory of 2084	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	31
PID 1720 wrote to memory of 2084	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	31
PID 1720 wrote to memory of 3000	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	32
PID 1720 wrote to memory of 3000	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	32
PID 1720 wrote to memory of 3000	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	32
PID 1720 wrote to memory of 3000	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	32
PID 1720 wrote to memory of 3000	1720	6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6e099b508cabb815c17dad807e96024b_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2084
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:3000

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

C:\Users\Admin\AppData\Local\Temp\__PE-SCRYPTED.BIN

Filesize
42KB

MD5
f53d14de920f1995f24bf299bbaf8d5e

SHA1
c1f795f7a7b50499e4645f7f88adfddbbaf58964

SHA256
cf498f0f361bb1481226adb3a8e40a6a9c3e2ca163246092d2acded84e0ac669

SHA512
458d9b3de24b7be278545729f50ebc7011915543371dada9c909ebcb908814ac459fc50d76a53b8f0b274046575253cb0404fa85aac08e0367a4c0f74b8534dd

Download Submit
memory/1720-7-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1720-19-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1720-18-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1720-15-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1720-14-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1720-10-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1720-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1720-24-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/1732-17-0x0000000002DE0000-0x0000000002EAB000-memory.dmp

Filesize
812KB

Download
memory/1732-20-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1732-0-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/2084-23-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download
memory/2084-25-0x0000000010000000-0x0000000010050000-memory.dmp

Filesize
320KB

Download

Analysis

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