877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e

Analysis

max time kernel
41s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 19:13

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General

Target

877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
Size

20.6MB
MD5

6c23bbe1cc5b0a193e18d7d99454c8f5
SHA1

5b1dd830a1e594e67b76af22d2f40fe52ae2f9dc
SHA256

877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e
SHA512

b7883c8e970a513b3276f3a3cf6a7a6bcf78b4ecc8bcc7922ffb2a8b45ee11dba8cf92862bc5aacab71934ea771d1802ab3bb0b5ae5bf11fc4ea360197cfe64a
SSDEEP

393216:HOcljBW9vW717JKyjtbUov/djFvJlcZyrvya25MSvjo5/boeBtvWCTj7R7Q4n:HxfWw/tAS/dZRlFrvIMSvuVTvv7R7P

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0008000000012311-56.dat	acprotect

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000012311-56.dat	upx

Loads dropped DLL 6 IoCs

pid	Process
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1736	877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe

C:\Users\Admin\AppData\Local\Temp\877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe
"C:\Users\Admin\AppData\Local\Temp\877edd60f96153144b017308ac03fdbf498ec89e286d0308db9e95b2c5cfd00e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:1736

Network

MITRE ATT&CK Enterprise v6

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

\Users\Admin\AppData\Local\Temp\1006493\MyNsisSkin.dll

Filesize
324KB

MD5
c42575c6e2e273c04eb7bc3e4119e337

SHA1
658e3d042e28196a321ee6446b9e6845d5478abc

SHA256
9f8c4e9ae3d8b764f860b19024ce077a26758d79eeed309a475fa152b7a1f736

SHA512
b1743d6804685da6c8ea2cea2d91c2f98e2e2ff9eaeccc7d873f1f90eb58f43c50d17b9acb309e71eb94c3b38f5dcc6736d2f0fc2c1a089eae4cca8d4743c308

Download Submit
\Users\Admin\AppData\Local\Temp\nso8DA.tmp\ButtonEvent.dll

Filesize
4KB

MD5
fad9d09fc0267e8513b8628e767b2604

SHA1
bea76a7621c07b30ed90bedef4d608a5b9e15300

SHA256
5d913c6be9c9e13801acc5d78b11d9f3cd42c1b3b3cad8272eb6e1bfb06730c2

SHA512
b39c5ea8aea0640f5a32a1fc03e8c8382a621c168980b3bc5e2897932878003b2b8ef75b3ad68149c35420d652143e2ef763b6a47d84ec73621017f0273e2805

Download Submit
\Users\Admin\AppData\Local\Temp\nso8DA.tmp\MyNsisExtend.dll

Filesize
536KB

MD5
ae20c78878bffd789a4f900d420a47fd

SHA1
166bb9311a99a4bb42dcb9337e704e0248ca8f58

SHA256
7690f9653732bf3d8ec0b0a89eaf6763171864d23bb41971e5b9649bbea80b60

SHA512
c0a9b177ca962e5fcd308c49e2f71afdb7d9498ef80547b2febece9765df6bb6f0d0623518aff22bf908189f26a8e1fb9aa326e9790501465d9e985f9993595b

Download Submit
\Users\Admin\AppData\Local\Temp\nso8DA.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nso8DA.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
\Users\Admin\AppData\Local\Temp\nso8DA.tmp\nsRandom.dll

Filesize
21KB

MD5
ab467b8dfaa660a0f0e5b26e28af5735

SHA1
596abd2c31eaff3479edf2069db1c155b59ce74d

SHA256
db267d9920395b4badc48de04df99dfd21d579480d103cae0f48e6578197ff73

SHA512
7d002dc203997b8a4d8ec20c92cd82848e29d746414f4a61265c76d4afb12c05bce826fc63f4d2bd3d527f38506c391855767d864c37584df11b5db9ca008301

Download Submit
memory/1736-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/1736-58-0x0000000000570000-0x00000000005C3000-memory.dmp

Filesize
332KB

Download
memory/1736-60-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/1736-62-0x0000000000970000-0x00000000009FB000-memory.dmp

Filesize
556KB

Download
memory/1736-66-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download