smokeloader | 3f2e2c8457337992953917467e648b1df4a527c11dbb3fb386626e886d610d24

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-09-2024 15:28

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General

Target

f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe
Size

207KB
MD5

f8aaff0cfd9eba38e5dada958fef8aa7
SHA1

542eb8495496817064901bd64d008ee4b020d617
SHA256

3f2e2c8457337992953917467e648b1df4a527c11dbb3fb386626e886d610d24
SHA512

7039c12a6896e26028609b78b719f3e619baef3b1c680feb9ecd02dac7caf6c0a8f2e8742a459a7aff1a73f30842755d4019b16c721ab22bef2c0dcb29bb5b95
SSDEEP

3072:7npqOXU9EhrBwIArBNr3Fxrai6WgWFweMI9iTCmBQlY+Z+csCyyMxQkkVJh/1SeL:FqOXUKqTK3lumCW+Z+c18Qk2JhNSeG6

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2064	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31

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	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2064	2324	f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f8aaff0cfd9eba38e5dada958fef8aa7_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  PID:2064

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\D47F.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/2064-3-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2064-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2064-6-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2064-13-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2324-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/2324-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download