a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395

General

Target

a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe
Size

192KB
MD5

6a869050dbd4999e6335abee7d4c65e0
SHA1

faffac21a54b92af0b74cd43be25cbeba33d9318
SHA256

a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395
SHA512

a3acdcebcdd4c239f05dffa2c270fbd639a586b26a309cdcd9b833c0747b5ee2728b7d18a4e51eae92b1aa1cf8e5839ebccd3da4b7ae3ad31e0bdaf68c09ad0a
SSDEEP

6144:Ie346IK2ElbxBuKHBS1EEQoVGkJpDBhk6RZL:bx2EllBuKHcEEQonDdhkI

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1956	torrent.exe

Loads dropped DLL 6 IoCs

pid	Process
1612	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe
1956	torrent.exe
1956	torrent.exe
1956	torrent.exe
1956	torrent.exe
1956	torrent.exe

Drops file in Program Files directory 10 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\intellidownload\torrent.exe	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe
File created	C:\Program Files (x86)\intellidownload\header.bmp	torrent.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\skip.bmp	torrent.exe
File created	C:\Program Files (x86)\intellidownload\installid	torrent.exe
File created	C:\Program Files (x86)\intellidownload\cc	torrent.exe
File created	C:\Program Files (x86)\intellidownload\gunzip.exe	torrent.exe
File created	C:\Program Files (x86)\intellidownload\next.bmp	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). Likely ransomware behaviour.

System Information Discovery
T1082

NSIS installer 6 IoCs

installer

resource	yara_rule
behavioral1/files/0x000a0000000135a6-55.dat	nsis_installer_1
behavioral1/files/0x000a0000000135a6-55.dat	nsis_installer_2
behavioral1/files/0x000a0000000135a6-57.dat	nsis_installer_1
behavioral1/files/0x000a0000000135a6-57.dat	nsis_installer_2
behavioral1/files/0x000a0000000135a6-59.dat	nsis_installer_1
behavioral1/files/0x000a0000000135a6-59.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 1956	1612	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe	26
PID 1612 wrote to memory of 1956	1612	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe	26
PID 1612 wrote to memory of 1956	1612	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe	26
PID 1612 wrote to memory of 1956	1612	a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe	26

C:\Users\Admin\AppData\Local\Temp\a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe
"C:\Users\Admin\AppData\Local\Temp\a3957adf5a824bd3343f0de504e8da52252cf076451bd1e6b49a03ba21939395.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Program Files (x86)\intellidownload\torrent.exe
  "C:\Program Files (x86)\intellidownload\torrent.exe" "/name=Deliverance 1972 DvDripEng-greenbud1969." "/publisher=1014" "/sub=Download" "/search=Deliverance 1972 DvDripEng-greenbud1969." "/type=search" "/tag=1"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:1956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
186KB

MD5
9bb1de9e0f82c295a2715cf91a6e91b6

SHA1
c34a30f9e0c5d534cb9f2209345eb3545ad49f34

SHA256
08933263580d8eb633f57d0e0011e17421c3f776b5a83f876ff1cf14dada0aac

SHA512
2acf6f27a8d9fe0fb78f5b03a541a698278b80dd69f23a56beb431ea25fc5e6983fbbb389f3a7f33b2fcabc3fbf691888ee0dc485dd55add3f9e3f71ceffdfa9

Download Submit
C:\Program Files (x86)\intellidownload\torrent.exe

Filesize
186KB

MD5
9bb1de9e0f82c295a2715cf91a6e91b6

SHA1
c34a30f9e0c5d534cb9f2209345eb3545ad49f34

SHA256
08933263580d8eb633f57d0e0011e17421c3f776b5a83f876ff1cf14dada0aac

SHA512
2acf6f27a8d9fe0fb78f5b03a541a698278b80dd69f23a56beb431ea25fc5e6983fbbb389f3a7f33b2fcabc3fbf691888ee0dc485dd55add3f9e3f71ceffdfa9

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

Filesize
186KB

MD5
9bb1de9e0f82c295a2715cf91a6e91b6

SHA1
c34a30f9e0c5d534cb9f2209345eb3545ad49f34

SHA256
08933263580d8eb633f57d0e0011e17421c3f776b5a83f876ff1cf14dada0aac

SHA512
2acf6f27a8d9fe0fb78f5b03a541a698278b80dd69f23a56beb431ea25fc5e6983fbbb389f3a7f33b2fcabc3fbf691888ee0dc485dd55add3f9e3f71ceffdfa9

Download Submit
\Users\Admin\AppData\Local\Temp\nsy9761.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nsy9761.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nsy9761.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nsy9761.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nsy9761.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
memory/1612-54-0x0000000076681000-0x0000000076683000-memory.dmp

Filesize
8KB

Download

Analysis

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