smokeloader | 39e3bbf455fbdefb460830eeb5467c01b10adecd418e36eed9cef7a395d32cd3

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09/11/2024, 01:28

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General

Target

02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe
Size

289KB
MD5

a3ed7dde4a9506eb99ebcffd889ff2f5
SHA1

63b6c363ad8f8826b61f1368fa55a8df868b7182
SHA256

02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c
SHA512

86d13fc17500342e63e5ddf0c430a6ac45d9210ff588d8885a318abf530fefcf80f7e03346dec78881c3596b29db3d80ca291abe4ea0d1d4ed5c993ae9a46fa4
SSDEEP

6144:xIWHpMSmnj/UuC8wxyN/fPyCRtJJbRCmtDeUDT:xIWKTnLUywEdttJJdCCn

Score

10^/10

smokeloader 0103 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

0103

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2948	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2888 set thread context of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.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	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30
PID 2888 wrote to memory of 2948	2888	02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe	30

C:\Users\Admin\AppData\Local\Temp\02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe
"C:\Users\Admin\AppData\Local\Temp\02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Users\Admin\AppData\Local\Temp\02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe
  "C:\Users\Admin\AppData\Local\Temp\02d1136079dc3aee91af021a5fc064106ddb2c0f61359b878fe97a8667cabb1c.exe"
  2⤵
  - Loads dropped DLL
  PID:2948

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\4DD3.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/2888-4-0x0000000000020000-0x000000000002D000-memory.dmp

Filesize
52KB

Download
memory/2888-5-0x00000000009C0000-0x0000000000AC0000-memory.dmp

Filesize
1024KB

Download
memory/2948-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2948-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2948-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2948-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download