smokeloader | 2419a0ea227385f1bf1cd5c31bc40ed7908db7eafa9d746dc171f5ffcbaad4cb

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24/08/2024, 08:57

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General

Target

be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe
Size

152KB
MD5

be43186361b4cc5d9cbd5366d199cce6
SHA1

5a78d7ea8d88d53fa7ca53e300fe62a61d6a386c
SHA256

2419a0ea227385f1bf1cd5c31bc40ed7908db7eafa9d746dc171f5ffcbaad4cb
SHA512

4696a85934153d1bf441699fc04c3c547724d66e90b59b48ba2c652fe2fdbf55efacedeadd72425ab127285636562b612388ee60edc0d8d539e77732b90d4739
SSDEEP

3072:c5rJz5uUl00K1PO/kvRPe0oYr5vFIOckF+v:c5rhITD5tPLF+

Score

10^/10

smokeloader ku11 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

ku11

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
1732	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	1732	WerFault.exe	28

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	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2724	1732	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2724	1732	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2724	1732	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe	29
PID 1732 wrote to memory of 2724	1732	be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be43186361b4cc5d9cbd5366d199cce6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 168
  2⤵
  - Program crash
  PID:2724

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\5C1B.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1732-2-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/1732-1-0x00000000001B0000-0x00000000001BA000-memory.dmp

Filesize
40KB

Download
memory/1732-0-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/1732-6-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download