smokeloader | 0a44ba9311a34cae9a0d46485e3ea4a1083e540d5fbf0320fe948e91930069c1

General

Target

f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
Size

262KB
MD5

f50daea0f91ca14c0a2e7e6bdc7aeb5a
SHA1

5f1ce89e0a82a2e0ee31b34718fd3c11ce77c291
SHA256

0a44ba9311a34cae9a0d46485e3ea4a1083e540d5fbf0320fe948e91930069c1
SHA512

44fe4d0e526e212011d980645c779bb277217b9621aceeeb68503c9c33ec62cbd23a76c5d4a1f0cb0eb1f7523f168ebd4664cb926503ea8098a76c60881d8c18
SSDEEP

6144:3GyQPie7lM9GFdERtFSqX7tNfVXVHQLIiu8cfo0/pW:3GVPiey7pSwZGEX8cA0/M

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

1208
Executes dropped EXE 1 IoCs

Processes:

wjahgbs

pid process

2548 wjahgbs

pid	process
1208

pid	process
2548	wjahgbs

Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

wjahgbsf50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	wjahgbs
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	wjahgbs
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	wjahgbs

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe

pid	process
2148	f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
2148	f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
1208
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1208

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exewjahgbs

pid process

2148 f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
2548 wjahgbs

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2568 wrote to memory of 2548	2568	taskeng.exe	wjahgbs
PID 2568 wrote to memory of 2548	2568	taskeng.exe	wjahgbs
PID 2568 wrote to memory of 2548	2568	taskeng.exe	wjahgbs
PID 2568 wrote to memory of 2548	2568	taskeng.exe	wjahgbs

C:\Users\Admin\AppData\Local\Temp\f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f50daea0f91ca14c0a2e7e6bdc7aeb5a_JaffaCakes118.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2148

C:\Windows\system32\taskeng.exe
taskeng.exe {565D16DA-F7D6-4DF3-8AC4-0C1FD67F3291} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2568

C:\Users\Admin\AppData\Roaming\wjahgbs
C:\Users\Admin\AppData\Roaming\wjahgbs
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\wjahgbs

Filesize
262KB

MD5
f50daea0f91ca14c0a2e7e6bdc7aeb5a

SHA1
5f1ce89e0a82a2e0ee31b34718fd3c11ce77c291

SHA256
0a44ba9311a34cae9a0d46485e3ea4a1083e540d5fbf0320fe948e91930069c1

SHA512
44fe4d0e526e212011d980645c779bb277217b9621aceeeb68503c9c33ec62cbd23a76c5d4a1f0cb0eb1f7523f168ebd4664cb926503ea8098a76c60881d8c18

Download Submit
memory/1208-4-0x0000000002A00000-0x0000000002A16000-memory.dmp

Filesize
88KB

Download
memory/1208-17-0x0000000002A30000-0x0000000002A46000-memory.dmp

Filesize
88KB

Download
memory/2148-1-0x0000000003020000-0x0000000003120000-memory.dmp

Filesize
1024KB

Download
memory/2148-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2148-3-0x0000000000400000-0x0000000002F0C000-memory.dmp

Filesize
43.0MB

Download
memory/2148-5-0x0000000000400000-0x0000000002F0C000-memory.dmp

Filesize
43.0MB

Download
memory/2148-8-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2548-15-0x00000000030D0000-0x00000000031D0000-memory.dmp

Filesize
1024KB

Download
memory/2548-16-0x0000000000400000-0x0000000002F0C000-memory.dmp

Filesize
43.0MB

Download
memory/2548-18-0x0000000000400000-0x0000000002F0C000-memory.dmp

Filesize
43.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads