smokeloader | dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
13/01/2025, 09:51

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General

Target

dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe
Size

153KB
MD5

777925213ecd8fbe866839cd6e0ba0fe
SHA1

73b2a357cee11e9834f15cf77078592c9438c016
SHA256

dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111
SHA512

f63365f305043d24ac26a0759c5346c5a70bd0f8c6a4b45b6a064f57493c8070e23318732f9729a18d727eac803bf7edb6bfc2df6a7f027fc78e7470babe830e
SSDEEP

3072:ETYpZuF8Ztvu/pQuQweBRce7ePeQH9WW/:ETDwRuhdCkPeQHv/

Score

10^/10

smokeloader new2 backdoor discovery trojan upx

Malware Config

Extracted

Family

smokeloader

Botnet

new2

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2128 set thread context of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2128-6-0x0000000000400000-0x000000000578A000-memory.dmp	upx
behavioral1/memory/2128-3-0x0000000000400000-0x000000000578A000-memory.dmp	upx

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	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30
PID 2128 wrote to memory of 2332	2128	dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe	30

C:\Users\Admin\AppData\Local\Temp\dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe
"C:\Users\Admin\AppData\Local\Temp\dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe
  "C:\Users\Admin\AppData\Local\Temp\dceed116505dc28ed3395b0fc8aa1b3ac5425f80760d49a36815471d77aeb111.exe"
  2⤵
  - Maps connected drives based on registry
  PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2128-4-0x00000000002A4000-0x00000000002AF000-memory.dmp

Filesize
44KB

Download
memory/2128-6-0x0000000000400000-0x000000000578A000-memory.dmp

Filesize
83.5MB

Download
memory/2128-3-0x0000000000400000-0x000000000578A000-memory.dmp

Filesize
83.5MB

Download
memory/2128-7-0x0000000000400000-0x000000000578A000-memory.dmp

Filesize
83.5MB

Download
memory/2332-5-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2332-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2332-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download