smokeloader | ec9abd41cb8dc44222977d171e58a8f2f74ca3499a2b552aee0aa963ee553d77

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2024 00:53

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General

Target

48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
Size

296KB
MD5

48e19802f91f27e12638631ff2fd877a
SHA1

25ba5fd7bc80335bad6b68667091ae04057cc4fa
SHA256

ec9abd41cb8dc44222977d171e58a8f2f74ca3499a2b552aee0aa963ee553d77
SHA512

88d8d4a07409f0a83f49ed282b9b3a53a5f60d0f491bed47abde2b57734a398523c4fb56a553719ff5143946c1f6909de6a9741bc595b3f1aefa4513a43b229f
SSDEEP

6144:I5JXGsnLAKwctA7DgzvuOsKrjzF+HX4GuIH2DVThH/:Itz1A7DlOs8zhGuIH2D1hH

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe

description	pid	process	target process
PID 1704 set thread context of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_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

Processes:

48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe

description	pid	process	target process
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
PID 1704 wrote to memory of 5036	1704	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe	48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1704

C:\Users\Admin\AppData\Local\Temp\48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\48e19802f91f27e12638631ff2fd877a_JaffaCakes118.exe"
2⤵
- Checks SCSI registry key(s)
PID:5036

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1796 --field-trial-handle=2260,i,4762972005863767630,9297428255150568035,262144 --variations-seed-version /prefetch:8
1⤵
PID:4892

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1704-1-0x0000000001720000-0x0000000001820000-memory.dmp

Filesize
1024KB

Download
memory/1704-2-0x00000000032C0000-0x00000000032C9000-memory.dmp

Filesize
36KB

Download
memory/5036-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5036-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5036-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download