smokeloader | d835f905560e51d7167efff65f542bc492502a510e3c5ea0cbe0aab0f811e5fc

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 21:05

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General

Target

90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe
Size

299KB
MD5

90a6e9b13433e201fabe82f254a08df4
SHA1

1fc6032c73500529e2cc355851d652040481c79c
SHA256

d835f905560e51d7167efff65f542bc492502a510e3c5ea0cbe0aab0f811e5fc
SHA512

f63f726b9f9407eabb0a24b27b33c1e2983e45561a6a57d94a30113bae5671c209f07e2f92f3ec9919d83b26477bc441f260a31b21879a6b0d94f66bb7de58eb
SSDEEP

6144:1P3Fy5E5Cb0Jh0NlX1aDqjIaQIGmHddI51RbiGLEc:1P3Fy5E80PMzaDqMagWiZ

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2092	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2092	WerFault.exe	29

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	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2808	2092	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe	30
PID 2092 wrote to memory of 2808	2092	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe	30
PID 2092 wrote to memory of 2808	2092	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe	30
PID 2092 wrote to memory of 2808	2092	90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90a6e9b13433e201fabe82f254a08df4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 128
  2⤵
  - Program crash
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\9FA8.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/2092-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2092-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/2092-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2092-7-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2092-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download