smokeloader | af4d41497523138d69521783d52d5e50ec61656844df50f8062821c3952585a2

General

Target

c48710f4585b91cbedc22878e10e3ee0N.exe
Size

473KB
MD5

c48710f4585b91cbedc22878e10e3ee0
SHA1

696e722873d5bade5b06edb9eba19725e86707b4
SHA256

af4d41497523138d69521783d52d5e50ec61656844df50f8062821c3952585a2
SHA512

3bd595183e417c6fbdc573b0d9c5ff2fcf4b002d4af234bbbec40541ea5d5adb7d41738515bd0d1925362ba200fc09889516990383561dd51e822c266aefa084
SSDEEP

12288:pewru9jNH7+HII6B/l03ktxo6XRCfRV/pT6HpGGUMQRLwH+ejIct54zvScqZpf9B:pewru9jr

Score

10^/10

smokeloader xpad backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

XPAD

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2352	c48710f4585b91cbedc22878e10e3ee0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1976 set thread context of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	c48710f4585b91cbedc22878e10e3ee0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c48710f4585b91cbedc22878e10e3ee0N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1976	c48710f4585b91cbedc22878e10e3ee0N.exe
1976	c48710f4585b91cbedc22878e10e3ee0N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	c48710f4585b91cbedc22878e10e3ee0N.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 1992	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	30
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31
PID 1976 wrote to memory of 2352	1976	c48710f4585b91cbedc22878e10e3ee0N.exe	31

C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe
"C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe
  "C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe"
  2⤵
  PID:1992
- C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe
  "C:\Users\Admin\AppData\Local\Temp\c48710f4585b91cbedc22878e10e3ee0N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\204.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1976-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/1976-1-0x0000000001270000-0x00000000012EC000-memory.dmp

Filesize
496KB

Download
memory/1976-2-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download
memory/1976-3-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/1976-14-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2352-4-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2352-6-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2352-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2352-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

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