92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0

Analysis

max time kernel
91s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 17:19

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General

Target

92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
Size

5.1MB
MD5

638a7fc296046f02bbb52f07b67ca253
SHA1

ba5a322e23a2d075f27bf80143ab69cd3c8561cd
SHA256

92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0
SHA512

23fc48e782c6f1fd2d2b9e66cef0a82c81bf242f595f086a8392207b248dc3b531e099e10ea4e60cc287404f5f39155440364346e94c7f0cbf3bd33c5ec68973
SSDEEP

98304:+NiqZg/MIBjC7eJUaiotWLrvw484wIfY5/WbSXfQKJHighxoRPRWFqRQVrgTaMpy:+wBGaioELrI4FwT5qSXfpxDqRQVk/y

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0006000000022f32-132.dat	acprotect
behavioral2/files/0x0006000000022f32-133.dat	acprotect

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0006000000022f32-132.dat	upx
behavioral2/files/0x0006000000022f32-133.dat	upx

Loads dropped DLL 15 IoCs

pid	Process
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1804	1168	WerFault.exe	79
3756	1168	WerFault.exe	79

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1168	92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe

C:\Users\Admin\AppData\Local\Temp\92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe
"C:\Users\Admin\AppData\Local\Temp\92de587c6cc1463d58d89e0dffb5047fbe8dabdc1cd724259e5e34190579eff0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:1168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 1172
  2⤵
  - Program crash
  PID:1804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 1172
  2⤵
  - Program crash
  PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1168 -ip 1168
1⤵
PID:4236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1168 -ip 1168
1⤵
PID:4832

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

C:\Users\Admin\AppData\Local\Temp\361763467\K8Skin.dll

Filesize
376KB

MD5
6f2e568ad29d065ecb9073e0e943158b

SHA1
1d6f747b5abe0ba06eb70a4f93a2dfe046342094

SHA256
2f2f55967767478491d982c07d7197db914a3cf22d57b9ded917c1e9173f8431

SHA512
8cacbf539926f7a7f4be1963ef92fd83facbce7d68f1a2c9cc0554a86b2307486f00b3d678f417746db054654d0c9c1675a9d0633b01817153ca5168a0c7de47

Download Submit
C:\Users\Admin\AppData\Local\Temp\361763467\K8Skin.dll

Filesize
376KB

MD5
6f2e568ad29d065ecb9073e0e943158b

SHA1
1d6f747b5abe0ba06eb70a4f93a2dfe046342094

SHA256
2f2f55967767478491d982c07d7197db914a3cf22d57b9ded917c1e9173f8431

SHA512
8cacbf539926f7a7f4be1963ef92fd83facbce7d68f1a2c9cc0554a86b2307486f00b3d678f417746db054654d0c9c1675a9d0633b01817153ca5168a0c7de47

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\ButtonEvent.dll

Filesize
4KB

MD5
fad9d09fc0267e8513b8628e767b2604

SHA1
bea76a7621c07b30ed90bedef4d608a5b9e15300

SHA256
5d913c6be9c9e13801acc5d78b11d9f3cd42c1b3b3cad8272eb6e1bfb06730c2

SHA512
b39c5ea8aea0640f5a32a1fc03e8c8382a621c168980b3bc5e2897932878003b2b8ef75b3ad68149c35420d652143e2ef763b6a47d84ec73621017f0273e2805

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\ButtonEvent.dll

Filesize
4KB

MD5
fad9d09fc0267e8513b8628e767b2604

SHA1
bea76a7621c07b30ed90bedef4d608a5b9e15300

SHA256
5d913c6be9c9e13801acc5d78b11d9f3cd42c1b3b3cad8272eb6e1bfb06730c2

SHA512
b39c5ea8aea0640f5a32a1fc03e8c8382a621c168980b3bc5e2897932878003b2b8ef75b3ad68149c35420d652143e2ef763b6a47d84ec73621017f0273e2805

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\K8NsisExtend.dll

Filesize
232KB

MD5
c65f6245d1103e97e87ac3108d920d4d

SHA1
c5519d1137d6b94de28f62bba9442b9fd956f340

SHA256
c1ea3139cf606f73bc922fdedfb48624aab787661adf6159f86925a2150b06ca

SHA512
76da042211f2bc1bba233031690018d967efa9ef567ee8b8fd7fc4931f95c9e27209c42d9a56bf0b773374557918816ba1580895a50bbcc2c1e7e15962256b3c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\K8NsisExtend.dll

Filesize
232KB

MD5
c65f6245d1103e97e87ac3108d920d4d

SHA1
c5519d1137d6b94de28f62bba9442b9fd956f340

SHA256
c1ea3139cf606f73bc922fdedfb48624aab787661adf6159f86925a2150b06ca

SHA512
76da042211f2bc1bba233031690018d967efa9ef567ee8b8fd7fc4931f95c9e27209c42d9a56bf0b773374557918816ba1580895a50bbcc2c1e7e15962256b3c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\nsRandom.dll

Filesize
21KB

MD5
ab467b8dfaa660a0f0e5b26e28af5735

SHA1
596abd2c31eaff3479edf2069db1c155b59ce74d

SHA256
db267d9920395b4badc48de04df99dfd21d579480d103cae0f48e6578197ff73

SHA512
7d002dc203997b8a4d8ec20c92cd82848e29d746414f4a61265c76d4afb12c05bce826fc63f4d2bd3d527f38506c391855767d864c37584df11b5db9ca008301

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrF2C3.tmp\nsRandom.dll

Filesize
21KB

MD5
ab467b8dfaa660a0f0e5b26e28af5735

SHA1
596abd2c31eaff3479edf2069db1c155b59ce74d

SHA256
db267d9920395b4badc48de04df99dfd21d579480d103cae0f48e6578197ff73

SHA512
7d002dc203997b8a4d8ec20c92cd82848e29d746414f4a61265c76d4afb12c05bce826fc63f4d2bd3d527f38506c391855767d864c37584df11b5db9ca008301

Download Submit
memory/1168-146-0x0000000003111000-0x0000000003114000-memory.dmp

Filesize
12KB

Download
memory/1168-139-0x0000000003020000-0x0000000003032000-memory.dmp

Filesize
72KB

Download
memory/1168-137-0x0000000003021000-0x0000000003068000-memory.dmp

Filesize
284KB

Download
memory/1168-154-0x0000000003271000-0x0000000003273000-memory.dmp

Filesize
8KB

Download