smokeloader | 997c83cca0c68eecd3e4ae5db3bd318b29526b49fd19b393107ae5bac747a9ec

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 14:29

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General

Target

cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe
Size

228KB
MD5

cb09bdd0ade4075655c1da3c575300da
SHA1

8c6bc684a24fc08fb6c164d99e2697c6fb5fa528
SHA256

997c83cca0c68eecd3e4ae5db3bd318b29526b49fd19b393107ae5bac747a9ec
SHA512

ee232a3df0c7639c82483c097db33e89b9ed9afecea52e3f5d46849af9d3d8db0aac15ea83a2eb25e6b0b573e93bb372800bf2efba721929ec396a7a168aa509
SSDEEP

6144:iFRedol4Vft6Rj8wCavKjYDna0/cA9BDHFSB7bz6S:Joy9Yh8wCLjqpBDSbz

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
824	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
884	824	WerFault.exe	30

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	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 884	824	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe	31
PID 824 wrote to memory of 884	824	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe	31
PID 824 wrote to memory of 884	824	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe	31
PID 824 wrote to memory of 884	824	cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cb09bdd0ade4075655c1da3c575300da_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 128
  2⤵
  - Program crash
  PID:884

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\CC4F.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/824-1-0x0000000000970000-0x0000000000A70000-memory.dmp

Filesize
1024KB

Download
memory/824-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/824-4-0x0000000000400000-0x0000000000886000-memory.dmp

Filesize
4.5MB

Download
memory/824-7-0x0000000000970000-0x0000000000A70000-memory.dmp

Filesize
1024KB

Download
memory/824-8-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/824-9-0x0000000000400000-0x0000000000886000-memory.dmp

Filesize
4.5MB

Download