19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877

Analysis

max time kernel
91s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2022, 18:53

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General

Target

19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe
Size

817KB
MD5

98ce0ff86809c37a8afde58981f8d35a
SHA1

55dc90265dcf6f3c57e16fb6a3cefe2882b60b76
SHA256

19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877
SHA512

e6c66d3395b0a0dccc3e8b426fafbfe7c1e067c1405291b381b4377ea4f495c7013157fd6d69ac889560e31151b4b09e011d68b0d0750ea7d8a6c50d7e559a10
SSDEEP

12288:3Tb7QLCytjQw2qvljUsWo8JPkQ02E74h7nXB+UIczCOEPB5nH5bTg26u/EPlUph:/7aC4jOqNgspUsH2wcBXIczXE55nZK7g

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/0x0006000000022f66-136.dat	acprotect
behavioral2/files/0x0006000000022f66-137.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
5056	Au_.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0006000000022f66-136.dat	upx
behavioral2/files/0x0006000000022f66-137.dat	upx

Loads dropped DLL 9 IoCs

pid	Process
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.exe
5056	Au_.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
2112	5056	WerFault.exe	79
100	5056	WerFault.exe	79

NSIS installer 4 IoCs

installer

resource	yara_rule
behavioral2/files/0x0008000000022f5e-133.dat	nsis_installer_1
behavioral2/files/0x0008000000022f5e-133.dat	nsis_installer_2
behavioral2/files/0x0008000000022f5e-134.dat	nsis_installer_1
behavioral2/files/0x0008000000022f5e-134.dat	nsis_installer_2

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5056	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 5056	4364	19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe	79
PID 4364 wrote to memory of 5056	4364	19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe	79
PID 4364 wrote to memory of 5056	4364	19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe	79

C:\Users\Admin\AppData\Local\Temp\19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe
"C:\Users\Admin\AppData\Local\Temp\19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:5056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5056 -s 1672
    3⤵
    - Program crash
    PID:2112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5056 -s 1672
    3⤵
    - Program crash
    PID:100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5056 -ip 5056
1⤵
PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5056 -ip 5056
1⤵
PID:228

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\1741212\MyNsisSkin.dll

Filesize
324KB

MD5
c42575c6e2e273c04eb7bc3e4119e337

SHA1
658e3d042e28196a321ee6446b9e6845d5478abc

SHA256
9f8c4e9ae3d8b764f860b19024ce077a26758d79eeed309a475fa152b7a1f736

SHA512
b1743d6804685da6c8ea2cea2d91c2f98e2e2ff9eaeccc7d873f1f90eb58f43c50d17b9acb309e71eb94c3b38f5dcc6736d2f0fc2c1a089eae4cca8d4743c308

Download Submit
C:\Users\Admin\AppData\Local\Temp\1741212\MyNsisSkin.dll

Filesize
324KB

MD5
c42575c6e2e273c04eb7bc3e4119e337

SHA1
658e3d042e28196a321ee6446b9e6845d5478abc

SHA256
9f8c4e9ae3d8b764f860b19024ce077a26758d79eeed309a475fa152b7a1f736

SHA512
b1743d6804685da6c8ea2cea2d91c2f98e2e2ff9eaeccc7d873f1f90eb58f43c50d17b9acb309e71eb94c3b38f5dcc6736d2f0fc2c1a089eae4cca8d4743c308

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\MyNsisExtend.dll

Filesize
536KB

MD5
ae20c78878bffd789a4f900d420a47fd

SHA1
166bb9311a99a4bb42dcb9337e704e0248ca8f58

SHA256
7690f9653732bf3d8ec0b0a89eaf6763171864d23bb41971e5b9649bbea80b60

SHA512
c0a9b177ca962e5fcd308c49e2f71afdb7d9498ef80547b2febece9765df6bb6f0d0623518aff22bf908189f26a8e1fb9aa326e9790501465d9e985f9993595b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\MyNsisExtend.dll

Filesize
536KB

MD5
ae20c78878bffd789a4f900d420a47fd

SHA1
166bb9311a99a4bb42dcb9337e704e0248ca8f58

SHA256
7690f9653732bf3d8ec0b0a89eaf6763171864d23bb41971e5b9649bbea80b60

SHA512
c0a9b177ca962e5fcd308c49e2f71afdb7d9498ef80547b2febece9765df6bb6f0d0623518aff22bf908189f26a8e1fb9aa326e9790501465d9e985f9993595b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\nsDialogs.dll

Filesize
9KB

MD5
c10e04dd4ad4277d5adc951bb331c777

SHA1
b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

SHA256
e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

SHA512
853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\nsRandom.dll

Filesize
21KB

MD5
ab467b8dfaa660a0f0e5b26e28af5735

SHA1
596abd2c31eaff3479edf2069db1c155b59ce74d

SHA256
db267d9920395b4badc48de04df99dfd21d579480d103cae0f48e6578197ff73

SHA512
7d002dc203997b8a4d8ec20c92cd82848e29d746414f4a61265c76d4afb12c05bce826fc63f4d2bd3d527f38506c391855767d864c37584df11b5db9ca008301

Download Submit
C:\Users\Admin\AppData\Local\Temp\nszF812.tmp\nsRandom.dll

Filesize
21KB

MD5
ab467b8dfaa660a0f0e5b26e28af5735

SHA1
596abd2c31eaff3479edf2069db1c155b59ce74d

SHA256
db267d9920395b4badc48de04df99dfd21d579480d103cae0f48e6578197ff73

SHA512
7d002dc203997b8a4d8ec20c92cd82848e29d746414f4a61265c76d4afb12c05bce826fc63f4d2bd3d527f38506c391855767d864c37584df11b5db9ca008301

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
817KB

MD5
98ce0ff86809c37a8afde58981f8d35a

SHA1
55dc90265dcf6f3c57e16fb6a3cefe2882b60b76

SHA256
19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877

SHA512
e6c66d3395b0a0dccc3e8b426fafbfe7c1e067c1405291b381b4377ea4f495c7013157fd6d69ac889560e31151b4b09e011d68b0d0750ea7d8a6c50d7e559a10

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
817KB

MD5
98ce0ff86809c37a8afde58981f8d35a

SHA1
55dc90265dcf6f3c57e16fb6a3cefe2882b60b76

SHA256
19953e47a4208ae4f79bd48b401c2de014b40f29d875316d538baf09173fb877

SHA512
e6c66d3395b0a0dccc3e8b426fafbfe7c1e067c1405291b381b4377ea4f495c7013157fd6d69ac889560e31151b4b09e011d68b0d0750ea7d8a6c50d7e559a10

Download Submit
memory/5056-140-0x0000000002EF0000-0x0000000002F43000-memory.dmp

Filesize
332KB

Download
memory/5056-142-0x00000000026D0000-0x00000000026E2000-memory.dmp

Filesize
72KB

Download
memory/5056-145-0x0000000003100000-0x000000000318B000-memory.dmp

Filesize
556KB

Download
memory/5056-149-0x0000000004421000-0x0000000004423000-memory.dmp

Filesize
8KB

Download