41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff

Analysis

max time kernel
152s
max time network
188s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2022, 00:39

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General

Target

41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe
Size

672KB
MD5

ded11a6887d7eeb16cc74d9ab83453cf
SHA1

cbcc234f18c68caa933391c6a7e1822dd1c42cc2
SHA256

41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff
SHA512

38198c83c7debb3c93556bb5cc6533a10c4511a229a5e856c7c9037fc9fc8c094269a860890a238da41e0c805375fd3673755c303c4deb8360896541e4027949
SSDEEP

12288:JUqxYdLKXgzNMK+IHk5OA5a5vYm0l3kxua1V09WLk8VJAgyzMaL0+hef9fC:JUqxqGc5+hOAuvB0l0c0K9WLKgyvL0+X

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4136	dest_installer_adobe_flash_player_English.exe
428	cgcabfcfbfj.exe

Loads dropped DLL 2 IoCs

pid	Process
4136	dest_installer_adobe_flash_player_English.exe
4136	dest_installer_adobe_flash_player_English.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 1 IoCs

pid	pid_target	Process	procid_target
4152	428	WerFault.exe	82

NSIS installer 4 IoCs

installer

resource	yara_rule
behavioral2/files/0x0006000000022e37-133.dat	nsis_installer_1
behavioral2/files/0x0006000000022e37-133.dat	nsis_installer_2
behavioral2/files/0x0006000000022e37-134.dat	nsis_installer_1
behavioral2/files/0x0006000000022e37-134.dat	nsis_installer_2

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	5116	wmic.exe
Token: SeSecurityPrivilege	5116	wmic.exe
Token: SeTakeOwnershipPrivilege	5116	wmic.exe
Token: SeLoadDriverPrivilege	5116	wmic.exe
Token: SeSystemProfilePrivilege	5116	wmic.exe
Token: SeSystemtimePrivilege	5116	wmic.exe
Token: SeProfSingleProcessPrivilege	5116	wmic.exe
Token: SeIncBasePriorityPrivilege	5116	wmic.exe
Token: SeCreatePagefilePrivilege	5116	wmic.exe
Token: SeBackupPrivilege	5116	wmic.exe
Token: SeRestorePrivilege	5116	wmic.exe
Token: SeShutdownPrivilege	5116	wmic.exe
Token: SeDebugPrivilege	5116	wmic.exe
Token: SeSystemEnvironmentPrivilege	5116	wmic.exe
Token: SeRemoteShutdownPrivilege	5116	wmic.exe
Token: SeUndockPrivilege	5116	wmic.exe
Token: SeManageVolumePrivilege	5116	wmic.exe
Token: 33	5116	wmic.exe
Token: 34	5116	wmic.exe
Token: 35	5116	wmic.exe
Token: 36	5116	wmic.exe
Token: SeIncreaseQuotaPrivilege	5116	wmic.exe
Token: SeSecurityPrivilege	5116	wmic.exe
Token: SeTakeOwnershipPrivilege	5116	wmic.exe
Token: SeLoadDriverPrivilege	5116	wmic.exe
Token: SeSystemProfilePrivilege	5116	wmic.exe
Token: SeSystemtimePrivilege	5116	wmic.exe
Token: SeProfSingleProcessPrivilege	5116	wmic.exe
Token: SeIncBasePriorityPrivilege	5116	wmic.exe
Token: SeCreatePagefilePrivilege	5116	wmic.exe
Token: SeBackupPrivilege	5116	wmic.exe
Token: SeRestorePrivilege	5116	wmic.exe
Token: SeShutdownPrivilege	5116	wmic.exe
Token: SeDebugPrivilege	5116	wmic.exe
Token: SeSystemEnvironmentPrivilege	5116	wmic.exe
Token: SeRemoteShutdownPrivilege	5116	wmic.exe
Token: SeUndockPrivilege	5116	wmic.exe
Token: SeManageVolumePrivilege	5116	wmic.exe
Token: 33	5116	wmic.exe
Token: 34	5116	wmic.exe
Token: 35	5116	wmic.exe
Token: 36	5116	wmic.exe
Token: SeIncreaseQuotaPrivilege	3152	wmic.exe
Token: SeSecurityPrivilege	3152	wmic.exe
Token: SeTakeOwnershipPrivilege	3152	wmic.exe
Token: SeLoadDriverPrivilege	3152	wmic.exe
Token: SeSystemProfilePrivilege	3152	wmic.exe
Token: SeSystemtimePrivilege	3152	wmic.exe
Token: SeProfSingleProcessPrivilege	3152	wmic.exe
Token: SeIncBasePriorityPrivilege	3152	wmic.exe
Token: SeCreatePagefilePrivilege	3152	wmic.exe
Token: SeBackupPrivilege	3152	wmic.exe
Token: SeRestorePrivilege	3152	wmic.exe
Token: SeShutdownPrivilege	3152	wmic.exe
Token: SeDebugPrivilege	3152	wmic.exe
Token: SeSystemEnvironmentPrivilege	3152	wmic.exe
Token: SeRemoteShutdownPrivilege	3152	wmic.exe
Token: SeUndockPrivilege	3152	wmic.exe
Token: SeManageVolumePrivilege	3152	wmic.exe
Token: 33	3152	wmic.exe
Token: 34	3152	wmic.exe
Token: 35	3152	wmic.exe
Token: 36	3152	wmic.exe
Token: SeIncreaseQuotaPrivilege	3152	wmic.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 4136	5084	41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe	80
PID 5084 wrote to memory of 4136	5084	41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe	80
PID 5084 wrote to memory of 4136	5084	41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe	80
PID 4136 wrote to memory of 428	4136	dest_installer_adobe_flash_player_English.exe	82
PID 4136 wrote to memory of 428	4136	dest_installer_adobe_flash_player_English.exe	82
PID 4136 wrote to memory of 428	4136	dest_installer_adobe_flash_player_English.exe	82
PID 428 wrote to memory of 5116	428	cgcabfcfbfj.exe	84
PID 428 wrote to memory of 5116	428	cgcabfcfbfj.exe	84
PID 428 wrote to memory of 5116	428	cgcabfcfbfj.exe	84
PID 428 wrote to memory of 3152	428	cgcabfcfbfj.exe	86
PID 428 wrote to memory of 3152	428	cgcabfcfbfj.exe	86
PID 428 wrote to memory of 3152	428	cgcabfcfbfj.exe	86
PID 428 wrote to memory of 4408	428	cgcabfcfbfj.exe	88
PID 428 wrote to memory of 4408	428	cgcabfcfbfj.exe	88
PID 428 wrote to memory of 4408	428	cgcabfcfbfj.exe	88
PID 428 wrote to memory of 3376	428	cgcabfcfbfj.exe	90
PID 428 wrote to memory of 3376	428	cgcabfcfbfj.exe	90
PID 428 wrote to memory of 3376	428	cgcabfcfbfj.exe	90
PID 428 wrote to memory of 4252	428	cgcabfcfbfj.exe	92
PID 428 wrote to memory of 4252	428	cgcabfcfbfj.exe	92
PID 428 wrote to memory of 4252	428	cgcabfcfbfj.exe	92

C:\Users\Admin\AppData\Local\Temp\41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe
"C:\Users\Admin\AppData\Local\Temp\41e66affd5262f7fdfa294ad9426935d7c12ff6877ed70353b6b348b738aa1ff.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Users\Admin\AppData\Local\Temp\dest_installer_adobe_flash_player_English.exe
  C:\Users\Admin\AppData\Local\Temp\dest_installer_adobe_flash_player_English.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:4136
- - C:\Users\Admin\AppData\Local\Temp\cgcabfcfbfj.exe
    C:\Users\Admin\AppData\Local\Temp\cgcabfcfbfj.exe 9-7-7-9-6-8-5-3-5-5-3 JklCOzcpMy0zLR0mTE45SkE/OisbLEU+TU5JSkZGPzguFyg9QE1MREE4LTEvKzIXKTtEQTgrHSZJS0Y+TT5RWkRBNCssKSsvGyxOQE9NPktWT0pHOmNvcWczKCZtXW1zKW9lXCZaZ2olX15vXCtgZ19mGic+SUQ+SEA9NhcpPCw6KCwdJj0rNCcpGyw/LjokKhkmPiw4KiwbLDsuNiQrGCpNTUpBTDxNVkpKRFM8PlY0GShHTEc/Uj5PXDxORTg3GCpNTUpBTDxNVkg5SEI4PGFmW14cLChBaVxuZRwrKUdmWXRibRssPFE+Vk9KRzpjb3FnMygmal4pYWdec2BtJ1ppZSpwKi0sKShiW2peKGNtYGJqaCkoKnJfYF5dNVlcMCpeW2FjLV8tWDExLy5ZYTRfLS8oXC1bWyVqcm8oMitdLVozKjE1X18zLzInLisrMTEyLDAkX2JpX15qdShkYWdfKCksMC81MygzLi8xKTMlXGFqXWIkX2VYbWAobWdcdlxrJ1xyXRssQFNCVjxGO0ZBSUI4Gyw/SExLWTpNTFJOQkk2KhcpTEM+SUZWRk5YTExEOGVvb20xKChrYllpaG4pY2leXmppXm9wb2pvXCsnWmllKmZpX2JvJ2lfajdfajhhb1xeZmdsMSljbWBiamhfa21sam9gKWBmZh9nZW84Q01AQkpIP0tNTEpPQD5MRB9pXjc5X2xdYCIpKT9jW2tjIi0rTWNaclxsHmpkOE1CTT5HTD8eZGtub15jZV5pNzEbLFFIOikZKDtNKThDTUBCSkgpKCpSX2BeXTVZXDAqXlthYy1fLVgxMS8uWWE0Xy0vKFwtW1sYKk9QSVFARj5WUT1HQEpIQkBGOj4/TU1JOBssQExYSU9GT0ZIQDpra25cGidNQk9QT0VCRz5ZTU5CTVpBOFJMNCwYKkVEP0JPNioXKUFOXD9
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:428
  - - C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic /output:C:\Users\Admin\AppData\Local\Temp\81669468660.txt bios get serialnumber
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:5116
  - - C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic /output:C:\Users\Admin\AppData\Local\Temp\81669468660.txt bios get version
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3152
  - - C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic /output:C:\Users\Admin\AppData\Local\Temp\81669468660.txt bios get version
      4⤵
      PID:4408
  - - C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic /output:C:\Users\Admin\AppData\Local\Temp\81669468660.txt bios get version
      4⤵
      PID:3376
  - - C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic /output:C:\Users\Admin\AppData\Local\Temp\81669468660.txt bios get version
      4⤵
      PID:4252
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 956
      4⤵
      Program crash
      PID:4152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 428 -ip 428
1⤵
PID:3876

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\81669468660.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669468660.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669468660.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669468660.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81669468660.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\cgcabfcfbfj.exe

Filesize
808KB

MD5
6b04e4de551873580d768fa3c139a75e

SHA1
0675dbf10d4353967a6e205d2a7c0df50d20659b

SHA256
b5ed65960bef48d448443dcc977000ccad3a1ae079de8611fa89f630a9fd4c20

SHA512
cdcca80a76c39eb59648774cf78b73c45145e780d168815e17ccbef71847bad0d1222fe169801ae99f1b66651eba2faf3812c1802b059623da0ddb966ee4c32c

Download Submit
C:\Users\Admin\AppData\Local\Temp\cgcabfcfbfj.exe

Filesize
808KB

MD5
6b04e4de551873580d768fa3c139a75e

SHA1
0675dbf10d4353967a6e205d2a7c0df50d20659b

SHA256
b5ed65960bef48d448443dcc977000ccad3a1ae079de8611fa89f630a9fd4c20

SHA512
cdcca80a76c39eb59648774cf78b73c45145e780d168815e17ccbef71847bad0d1222fe169801ae99f1b66651eba2faf3812c1802b059623da0ddb966ee4c32c

Download Submit
C:\Users\Admin\AppData\Local\Temp\dest_installer_adobe_flash_player_English.exe

Filesize
576KB

MD5
421c830f7a63c1acc9826264f1a22f1a

SHA1
b28fd5924e94655d5ae0fce1d60cc504527102ab

SHA256
48d3cee119cc58a344512112b1c06b54aebadecfb2e6bb3c3bd035167ead9a20

SHA512
ad68ac76874188cd863a6002c34d962464fc9931c8e37573a5604e2bffbf85b6a736728aba182139767a7ce6dd82ce505ff75ce04d8100050100c82462651e7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\dest_installer_adobe_flash_player_English.exe

Filesize
576KB

MD5
421c830f7a63c1acc9826264f1a22f1a

SHA1
b28fd5924e94655d5ae0fce1d60cc504527102ab

SHA256
48d3cee119cc58a344512112b1c06b54aebadecfb2e6bb3c3bd035167ead9a20

SHA512
ad68ac76874188cd863a6002c34d962464fc9931c8e37573a5604e2bffbf85b6a736728aba182139767a7ce6dd82ce505ff75ce04d8100050100c82462651e7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1250.tmp\grz.dll

Filesize
125KB

MD5
46dc41240455f11b65e93cbdfe003eda

SHA1
f9cd7e13e7531cdd891e8691d247eff88daddf43

SHA256
3577e7c4fa2928e55c23297eab7408e1aee995c8695eee43bd05be25d3238ec2

SHA512
e335ba55e1e9af1dc7c32c3f0b2b94420dda0693f47a95c95f69ceebf0606eb0b6b6180c0db3c90299cb5b55a03c720b7770c5670deb5cca6e0e339da757680f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1250.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit