smokeloader | 1b8943b2ccea3ee9e464b5865711db721bae33ca0364630dfa6f75eb7f2c8a47

Resubmissions

29-05-2024 07:43

240529-jkm4kagb72 10

08-05-2024 23:28

240508-3ge4bsde7z 10

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
08-05-2024 23:28

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General

Target

99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
Size

231KB
MD5

99aaffa85ef7f0f16fb71435a1789210
SHA1

2c477e9ef7f055f7dab54078c9aff8eb30694b89
SHA256

1b8943b2ccea3ee9e464b5865711db721bae33ca0364630dfa6f75eb7f2c8a47
SHA512

aadc101a693d8728ade79ebfda7a34010412ed3950bc31801fda9fce160475c28740d17004d4ca25b7796fdce995d30a36bfb96026cc96f5f64d274f84bca5d7
SSDEEP

3072:uI71HpD138zSIQ6WoVTEEiS+IWWWkElI8ULPz6j0kmZorp:F7111MzSoPVTKIWNkEGVH6gvo

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2022

http://dpav.cc/tmp/

http://lrproduct.ru/tmp/

http://kggcp.com/tmp/

http://talesofpirates.net/tmp/

http://pirateking.online/tmp/

http://piratia.pw/tmp/

http://go-piratia.ru/tmp/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

1104
Executes dropped EXE 1 IoCs

Processes:

rjrjisg

pid process

2036 rjrjisg

pid	process
1104

pid	process
2036	rjrjisg

Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

99aaffa85ef7f0f16fb71435a1789210_NEIKI.exerjrjisg

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rjrjisg
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rjrjisg
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rjrjisg

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe

pid	process
1728	99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
1728	99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104
1104

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

99aaffa85ef7f0f16fb71435a1789210_NEIKI.exerjrjisg

pid process

1728 99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
2036 rjrjisg
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

1104
1104
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

pid process

1104
1104

pid	process
1104
1104

pid	process
1104
1104

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2160 wrote to memory of 2036	2160	taskeng.exe	rjrjisg
PID 2160 wrote to memory of 2036	2160	taskeng.exe	rjrjisg
PID 2160 wrote to memory of 2036	2160	taskeng.exe	rjrjisg
PID 2160 wrote to memory of 2036	2160	taskeng.exe	rjrjisg

C:\Users\Admin\AppData\Local\Temp\99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\99aaffa85ef7f0f16fb71435a1789210_NEIKI.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1728

C:\Windows\system32\taskeng.exe
taskeng.exe {6EA662D9-A0DC-4523-9FC2-E04779A9492D} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Roaming\rjrjisg
  C:\Users\Admin\AppData\Roaming\rjrjisg
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:2036

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
fc0ef73c6ea3256b9639cdb811d463dc

SHA1
67224af58cdf18f6cba243444497a25c4bbfc8a5

SHA256
eb99e9ecabb47957242ce7208172f900cfe5717172f7dd8e48e963baa20cea17

SHA512
2b3aad910fe002018ac7f1e143ea17a798ad6a571ef5a9263d23c7c248fe0643e55cdee77bd3f1c9afc3cf2c31a5b2af8b2041032f118fea8adf62dc1606d568

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9C80.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9D52.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Roaming\rjrjisg

Filesize
231KB

MD5
99aaffa85ef7f0f16fb71435a1789210

SHA1
2c477e9ef7f055f7dab54078c9aff8eb30694b89

SHA256
1b8943b2ccea3ee9e464b5865711db721bae33ca0364630dfa6f75eb7f2c8a47

SHA512
aadc101a693d8728ade79ebfda7a34010412ed3950bc31801fda9fce160475c28740d17004d4ca25b7796fdce995d30a36bfb96026cc96f5f64d274f84bca5d7

Download Submit
memory/1104-2-0x0000000002CE0000-0x0000000002CF6000-memory.dmp

Filesize
88KB

Download
memory/1104-100-0x0000000004030000-0x0000000004046000-memory.dmp

Filesize
88KB

Download
memory/1728-1-0x0000000000400000-0x00000000007C3000-memory.dmp

Filesize
3.8MB

Download
memory/1728-6-0x0000000000400000-0x00000000007C3000-memory.dmp

Filesize
3.8MB

Download
memory/2036-99-0x0000000000400000-0x00000000007C3000-memory.dmp

Filesize
3.8MB

Download
memory/2036-101-0x0000000000400000-0x00000000007C3000-memory.dmp

Filesize
3.8MB

Download