smokeloader | ee21b16de440773fe80af44967a07ff207749ae37a4aa5eb21690f357491cce3

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/09/2024, 10:26

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General

Target

f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe
Size

485KB
MD5

f36eb03a20fe643fd4d252785c4cff49
SHA1

d4eb1a300e53381f765d0f1ad30cf515c4417f9d
SHA256

ee21b16de440773fe80af44967a07ff207749ae37a4aa5eb21690f357491cce3
SHA512

eb643fbd8658ab0190e4f5d32f7609ae7909cdc41bde2f0e0ddd4050548f319affe36f3135fc3554946999db2e85d220d8dc41f336f9092cd6c42509906e0e4b
SSDEEP

6144:WVTmaPmEjiN9X93byQ3faYSmVOjYNRmWebjYCg0BnnjbLU0wTGYVevJLVpRhFGhE:WVTmauWiN9FuQBMWebzzvwTGgy5GhE

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
2644	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2644	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	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2744	2644	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2744	2644	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2744	2644	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2744	2644	f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 132
  2⤵
  - Program crash
  PID:2744

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\9E5E.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/2644-8-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2644-2-0x0000000004E50000-0x0000000004F50000-memory.dmp

Filesize
1024KB

Download
memory/2644-0-0x0000000000400000-0x0000000004E4C000-memory.dmp

Filesize
74.3MB

Download
memory/2644-7-0x0000000004FA0000-0x00000000050A0000-memory.dmp

Filesize
1024KB

Download
memory/2644-5-0x0000000000400000-0x0000000004E4C000-memory.dmp

Filesize
74.3MB

Download
memory/2644-3-0x0000000000220000-0x000000000025D000-memory.dmp

Filesize
244KB

Download
memory/2644-11-0x0000000000400000-0x0000000004E4C000-memory.dmp

Filesize
74.3MB

Download
memory/2644-14-0x0000000000220000-0x000000000025D000-memory.dmp

Filesize
244KB

Download
memory/2644-13-0x0000000004E50000-0x0000000004F50000-memory.dmp

Filesize
1024KB

Download
memory/2644-12-0x0000000000400000-0x0000000004E4C000-memory.dmp

Filesize
74.3MB

Download
memory/2644-15-0x0000000004FA0000-0x00000000050A0000-memory.dmp

Filesize
1024KB

Download
memory/2644-16-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download