smokeloader | c274ef57f23421357908adc54e8fa08fcae3757a74b572345719f6e4c9bf8270

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 15:54

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General

Target

79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe
Size

179KB
MD5

d039016102cca238b8c2afcf7cb1f250
SHA1

4deee6a671c6d769c43a1a2230165e9ae754622d
SHA256

79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c
SHA512

31a648447264dd9b19c8f8703b860b839f262b3ddbedae7e4c9c7ca1e7793f6c21811c55a0cc232679f56d9db865be5eba8f0a27f035085825e56236ac366732
SSDEEP

3072:V6KmRLZojmARNwK5ircPI1Zeifub78EuSzsz:VRUgROdcPI1TW9uSz+

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.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	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30
PID 832 wrote to memory of 2128	832	79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe	30

C:\Users\Admin\AppData\Local\Temp\79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe
"C:\Users\Admin\AppData\Local\Temp\79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe
  "C:\Users\Admin\AppData\Local\Temp\79dc17855e41c95a144280cff99422932721209dd97cd28dcd985746e339397c.exe"
  2⤵
  PID:2128

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

memory/832-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/832-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/832-9-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/2128-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2128-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2128-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2128-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download