smokeloader | fd558ff647c987bffcc58caafcee22a7abfdeb180c98cc979bbe2e2ec552dc3d

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 17:40

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General

Target

97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe
Size

118KB
MD5

97090de5fde3d0d768b0ece64a354448
SHA1

d349a346a6c6f4e0affa452b1f2eb5f3361bb8f5
SHA256

fd558ff647c987bffcc58caafcee22a7abfdeb180c98cc979bbe2e2ec552dc3d
SHA512

439628de3e81c4f25f176dcc337b2f8f56f5e4bb9db7b0e5f7f573b4333b894df97b33967c157d7eaa70541b0553866735ddb8224cd35dfbb19a28279561a812
SSDEEP

3072:g0+cqicJXdvu87vpJBsMIYTfpzcVRQ9rSOLwi4w3R3Pe4:g4hcFttbp3RcXQMQbW4

Score

10^/10

smokeloader 1910 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

1910

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Loads dropped DLL 1 IoCs

pid	Process
4092	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4916 set thread context of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87

System Location Discovery: System Language Discovery 1 TTPs 1 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	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87
PID 4916 wrote to memory of 4092	4916	97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916
- C:\Users\Admin\AppData\Local\Temp\97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\97090de5fde3d0d768b0ece64a354448_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Checks SCSI registry key(s)
  PID:4092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\4DD3.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4092-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4092-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4092-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4916-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

Filesize
1024KB

Download
memory/4916-2-0x0000000000760000-0x000000000076D000-memory.dmp

Filesize
52KB

Download