43eb2374dc31192adcffed7aa530cdda54a6f7123ae312b5359104450b186db8

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
24/01/2024, 03:32

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General

Target

71565589d5b2c66b6e589030c4974a3b.exe
Size

192KB
MD5

71565589d5b2c66b6e589030c4974a3b
SHA1

99297ae7319c91b352690413936bc7d692e44ad1
SHA256

43eb2374dc31192adcffed7aa530cdda54a6f7123ae312b5359104450b186db8
SHA512

dc6001772b3c920d9edca88bb59745de13fc29561dec81bd657dc5b2ad145723294b78f541a07d9b3a5ad8c618a8960d06312f99bdd7adf5eedc08c675a90eed
SSDEEP

6144:Ie346qK2ElbxBuKHBS1EEQoVGkJpDBhk6RZy:bH2EllBuKHcEEQonDdhkd

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1448	torrent.exe

Loads dropped DLL 6 IoCs

pid	Process
2040	71565589d5b2c66b6e589030c4974a3b.exe
1448	torrent.exe
1448	torrent.exe
1448	torrent.exe
1448	torrent.exe
1448	torrent.exe

Drops file in Program Files directory 10 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\intellidownload\torrent.exe	71565589d5b2c66b6e589030c4974a3b.exe
File created	C:\Program Files (x86)\intellidownload\header2.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\header3.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\next.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\skip.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\installid	torrent.exe
File created	C:\Program Files (x86)\intellidownload\gunzip.exe	torrent.exe
File created	C:\Program Files (x86)\intellidownload\header.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\cc	torrent.exe
File created	C:\Program Files (x86)\intellidownload\status	torrent.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x000b000000014abe-1.dat	nsis_installer_1
behavioral1/files/0x000b000000014abe-1.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1448	2040	71565589d5b2c66b6e589030c4974a3b.exe	28
PID 2040 wrote to memory of 1448	2040	71565589d5b2c66b6e589030c4974a3b.exe	28
PID 2040 wrote to memory of 1448	2040	71565589d5b2c66b6e589030c4974a3b.exe	28
PID 2040 wrote to memory of 1448	2040	71565589d5b2c66b6e589030c4974a3b.exe	28

C:\Users\Admin\AppData\Local\Temp\71565589d5b2c66b6e589030c4974a3b.exe
"C:\Users\Admin\AppData\Local\Temp\71565589d5b2c66b6e589030c4974a3b.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Program Files (x86)\intellidownload\torrent.exe
  "C:\Program Files (x86)\intellidownload\torrent.exe" "/name=limbo_license_key_for_windows_Full_Download" "/publisher=1021" "/sub=" "/search=limbo_license_key_for_windows_Full_Download" "/type=search" "/tag=6"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:1448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Program Files (x86)\intellidownload\torrent.exe

Filesize
186KB

MD5
9bb1de9e0f82c295a2715cf91a6e91b6

SHA1
c34a30f9e0c5d534cb9f2209345eb3545ad49f34

SHA256
08933263580d8eb633f57d0e0011e17421c3f776b5a83f876ff1cf14dada0aac

SHA512
2acf6f27a8d9fe0fb78f5b03a541a698278b80dd69f23a56beb431ea25fc5e6983fbbb389f3a7f33b2fcabc3fbf691888ee0dc485dd55add3f9e3f71ceffdfa9

Download Submit
\Users\Admin\AppData\Local\Temp\nsi1FC1.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

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\Users\Admin\AppData\Local\Temp\nsi1FC1.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

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\Users\Admin\AppData\Local\Temp\nsi1FC1.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit