xtremerat | dd8741fe9b9233e53de56afabdde0cf4a49f14eefe9b0eec7b1a55c021c4ddb9

General

Target

29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe
Size

332KB
MD5

29d7710af4810f2084ec53aca80bd441
SHA1

4add7cd034d55ec5dd9e5728b5e3652e6bbc5566
SHA256

dd8741fe9b9233e53de56afabdde0cf4a49f14eefe9b0eec7b1a55c021c4ddb9
SHA512

597ccbe02d6f060610ed02f86b16d324942127eea6b099a898597d058cbe6695f310914f92ed0b46e1036fa830f4aac900ae7b08bb1a53482d81e0cf5e1b04aa
SSDEEP

768:d12eeN9c3PiAPJBGPUThLS7eImhm754lpzNtzUupB7Y2otmWMGUxubPrr:d12TN9aiAGPc9KUphxU0BU2GmWMO

Score

10^/10

xtremerat aspackv2 discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

momoscd.redirectme.net

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/1520-4-0x0000000010000000-0x0000000010053000-memory.dmp	family_xtremerat
behavioral2/memory/1512-5-0x0000000010000000-0x0000000010053000-memory.dmp	family_xtremerat
behavioral2/memory/2664-6-0x0000000010000000-0x0000000010053000-memory.dmp	family_xtremerat
behavioral2/memory/1520-7-0x0000000010000000-0x0000000010053000-memory.dmp	family_xtremerat
behavioral2/memory/1520-8-0x0000000010001000-0x0000000010050000-memory.dmp	family_xtremerat
behavioral2/memory/1512-10-0x0000000010000000-0x0000000010053000-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

ASPack v2.12-2.42 8 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/memory/1520-0-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1520-1-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1520-3-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1520-4-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1512-5-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/2664-6-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1520-7-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242
behavioral2/memory/1512-10-0x0000000010000000-0x0000000010053000-memory.dmp	aspack_v212_v242

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1364	1512	WerFault.exe	84
720	2664	WerFault.exe	86
1600	2664	WerFault.exe	86
4324	1512	WerFault.exe	84

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	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 1512	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	84
PID 1520 wrote to memory of 1512	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	84
PID 1520 wrote to memory of 1512	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	84
PID 1520 wrote to memory of 1512	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	84
PID 1520 wrote to memory of 2664	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	86
PID 1520 wrote to memory of 2664	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	86
PID 1520 wrote to memory of 2664	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	86
PID 1520 wrote to memory of 2664	1520	29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\29d7710af4810f2084ec53aca80bd441_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 484
    3⤵
    - Program crash
    PID:1364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 492
    3⤵
    - Program crash
    PID:4324
- C:\Windows\SysWOW64\notepad.exe
  notepad.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 480
    3⤵
    - Program crash
    PID:720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 476
    3⤵
    - Program crash
    PID:1600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1512 -ip 1512
1⤵
PID:2068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2664 -ip 2664
1⤵
PID:1644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2664 -ip 2664
1⤵
PID:376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1512 -ip 1512
1⤵
PID:2976

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/1512-5-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1512-10-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-0-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-1-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-2-0x0000000010001000-0x0000000010050000-memory.dmp

Filesize
316KB

Download
memory/1520-3-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-4-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-7-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1520-8-0x0000000010001000-0x0000000010050000-memory.dmp

Filesize
316KB

Download
memory/2664-6-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download

Analysis

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