smokeloader | 29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80

Analysis

max time kernel
91s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 20:12

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General

Target

29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe
Size

358KB
MD5

683b8d56cc93a5b9dd63e70c8186dde0
SHA1

dc28c13ba04ecde27fc2c1ff50f56de54cdb9110
SHA256

29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80
SHA512

2f4d45a2b492b2cc06bedcb8ca16b925221922a078b4139d0e1740d4c5373b7ffb1684184236e365cb0d22274cbdd7122dee8f46e7df84db3ac58d484a493b0a
SSDEEP

6144:5t0Wytsa993UQPBFaR5kCXSqCZckcf4KAxJxhIS565mLDPJFBTLzaV:5lsZEQbaR5kCXSqCRcgCS56wPR

Score

10^/10

smokeloader 1004 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

1004

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2440	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1716 set thread context of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.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	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30
PID 1716 wrote to memory of 2440	1716	29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe	30

C:\Users\Admin\AppData\Local\Temp\29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe
"C:\Users\Admin\AppData\Local\Temp\29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Users\Admin\AppData\Local\Temp\29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe
  "C:\Users\Admin\AppData\Local\Temp\29346aca116d82653b5055fe4a91b3ec889284716dfe2760dcbc793589fede80.exe"
  2⤵
  - Loads dropped DLL
  PID:2440

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\AE30.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1716-1-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/1716-5-0x0000000000220000-0x000000000022C000-memory.dmp

Filesize
48KB

Download
memory/1716-13-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2440-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2440-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2440-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2440-11-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download