echelon | 6d8b3a1bf9dcc6fcd92a2388fb8e2dde25de097b50c4bbeff7a9e579c23bfc61

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
30-03-2024 22:16

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General

Target

45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe
Size

1.5MB
MD5

45ab445f996969fefe0e530ec2827515
SHA1

6b0b2be8348c381051c54a5d3bdecd2d44d1abf2
SHA256

6d8b3a1bf9dcc6fcd92a2388fb8e2dde25de097b50c4bbeff7a9e579c23bfc61
SHA512

900d183f4491ed0e7c8c275226ecf64a25b3b0d44e7a71189a7a28ae6b1ae87bd7ea7e1eb4b2e6ecde3db5210a586632835d3adcd29e4e15679d181bdf92749b
SSDEEP

24576:VqBk70TrcXkF3EPDA5AtiKhhUF54clNf7+6uHAW92zt/sWu2BSMCqDoRg:ykQTA06PD7o54clgLH+tkWJ0NG

Score

10^/10

echelon spyware stealer

Malware Config

Signatures

Detects Echelon Stealer payload 1 IoCs

resource	yara_rule
behavioral1/memory/2020-0-0x00000000003C0000-0x0000000000546000-memory.dmp	family_echelon

Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
stealer spyware echelon

Executes dropped EXE 1 IoCs

pid	Process
2556	Decoder.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2112	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2556	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	29
PID 2020 wrote to memory of 2556	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	29
PID 2020 wrote to memory of 2556	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	29
PID 2020 wrote to memory of 2556	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	29
PID 2020 wrote to memory of 2408	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	30
PID 2020 wrote to memory of 2408	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	30
PID 2020 wrote to memory of 2408	2020	45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2112	2408	cmd.exe	32
PID 2408 wrote to memory of 2112	2408	cmd.exe	32
PID 2408 wrote to memory of 2112	2408	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\45ab445f996969fefe0e530ec2827515_JaffaCakes118.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020
- C:\ProgramData\Decoder.exe
  "C:\ProgramData\Decoder.exe"
  2⤵
  - Executes dropped EXE
  PID:2556
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\.cmd""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\system32\timeout.exe
    timeout 4
    3⤵
    - Delays execution with timeout.exe
    PID:2112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Decoder.exe

Filesize
440KB

MD5
190518c85fbc2fae376e22ec5f8900ad

SHA1
44debc4e9d3144176b29f3b5ee18c92bc2efc757

SHA256
82fb966d944b586453ee3102d5907f9174d92c74d7cb32b0ebb00d99f4724c67

SHA512
26382be3edc564aace2a2044ed7885c3925ca82173e94762bd6d2add844444318f4de15fcc411d27f6589ae048f24799b705a677ecc40a371683d14e239d5119

Download Submit
C:\Users\Admin\AppData\Local\Temp\.cmd

Filesize
28B

MD5
217407484aac2673214337def8886072

SHA1
0f8c4c94064ce1f7538c43987feb5bb2d7fec0c6

SHA256
467c28ed423f513128575b1c8c6674ee5671096ff1b14bc4c32deebd89fc1797

SHA512
8466383a1cb71ea8b049548fd5a41aaf01c0423743b886cd3cb5007f66bff87d8d5cfa67344451f4490c8f26e4ebf9e306075d5cfc655dc62f0813a456cf1330

Download Submit
memory/2020-0-0x00000000003C0000-0x0000000000546000-memory.dmp

Filesize
1.5MB

Download
memory/2020-1-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp

Filesize
9.9MB

Download
memory/2020-2-0x0000000000340000-0x00000000003C0000-memory.dmp

Filesize
512KB

Download
memory/2020-3-0x00000000006E0000-0x0000000000756000-memory.dmp

Filesize
472KB

Download
memory/2020-14-0x000007FEF58A0000-0x000007FEF628C000-memory.dmp

Filesize
9.9MB

Download
memory/2556-16-0x0000000004830000-0x00000000048B6000-memory.dmp

Filesize
536KB

Download
memory/2556-17-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-18-0x00000000048C0000-0x0000000004900000-memory.dmp

Filesize
256KB

Download
memory/2556-19-0x00000000048C0000-0x0000000004900000-memory.dmp

Filesize
256KB

Download
memory/2556-20-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download