af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97

Analysis

max time kernel
145s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2022 09:59

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General

Target

af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe
Size

556KB
MD5

01919fab9b3b88895cf015b083fe6e3c
SHA1

c337400da45e21bcae145eb87d260f077302224f
SHA256

af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97
SHA512

feedca2fc9608577d58533cc211e3714270b0828c5a2beb1b2d719ede5fcb315076aee023af0443c8119f095b2fcf1f9b8affdc3f426ddbeeb60343a960e240e
SSDEEP

12288:n4UMFEQNL3IVRIXJgcTHWvborSljXhTA0TNP:n4U+EQFYV6XJgk+jqsl

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4260	ecccabfbdfbbh.exe

Loads dropped DLL 2 IoCs

pid	Process
4596	af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe
4596	af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.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
1960	4260	WerFault.exe	84

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3964	wmic.exe
Token: SeSecurityPrivilege	3964	wmic.exe
Token: SeTakeOwnershipPrivilege	3964	wmic.exe
Token: SeLoadDriverPrivilege	3964	wmic.exe
Token: SeSystemProfilePrivilege	3964	wmic.exe
Token: SeSystemtimePrivilege	3964	wmic.exe
Token: SeProfSingleProcessPrivilege	3964	wmic.exe
Token: SeIncBasePriorityPrivilege	3964	wmic.exe
Token: SeCreatePagefilePrivilege	3964	wmic.exe
Token: SeBackupPrivilege	3964	wmic.exe
Token: SeRestorePrivilege	3964	wmic.exe
Token: SeShutdownPrivilege	3964	wmic.exe
Token: SeDebugPrivilege	3964	wmic.exe
Token: SeSystemEnvironmentPrivilege	3964	wmic.exe
Token: SeRemoteShutdownPrivilege	3964	wmic.exe
Token: SeUndockPrivilege	3964	wmic.exe
Token: SeManageVolumePrivilege	3964	wmic.exe
Token: 33	3964	wmic.exe
Token: 34	3964	wmic.exe
Token: 35	3964	wmic.exe
Token: 36	3964	wmic.exe
Token: SeIncreaseQuotaPrivilege	3964	wmic.exe
Token: SeSecurityPrivilege	3964	wmic.exe
Token: SeTakeOwnershipPrivilege	3964	wmic.exe
Token: SeLoadDriverPrivilege	3964	wmic.exe
Token: SeSystemProfilePrivilege	3964	wmic.exe
Token: SeSystemtimePrivilege	3964	wmic.exe
Token: SeProfSingleProcessPrivilege	3964	wmic.exe
Token: SeIncBasePriorityPrivilege	3964	wmic.exe
Token: SeCreatePagefilePrivilege	3964	wmic.exe
Token: SeBackupPrivilege	3964	wmic.exe
Token: SeRestorePrivilege	3964	wmic.exe
Token: SeShutdownPrivilege	3964	wmic.exe
Token: SeDebugPrivilege	3964	wmic.exe
Token: SeSystemEnvironmentPrivilege	3964	wmic.exe
Token: SeRemoteShutdownPrivilege	3964	wmic.exe
Token: SeUndockPrivilege	3964	wmic.exe
Token: SeManageVolumePrivilege	3964	wmic.exe
Token: 33	3964	wmic.exe
Token: 34	3964	wmic.exe
Token: 35	3964	wmic.exe
Token: 36	3964	wmic.exe
Token: SeIncreaseQuotaPrivilege	3572	wmic.exe
Token: SeSecurityPrivilege	3572	wmic.exe
Token: SeTakeOwnershipPrivilege	3572	wmic.exe
Token: SeLoadDriverPrivilege	3572	wmic.exe
Token: SeSystemProfilePrivilege	3572	wmic.exe
Token: SeSystemtimePrivilege	3572	wmic.exe
Token: SeProfSingleProcessPrivilege	3572	wmic.exe
Token: SeIncBasePriorityPrivilege	3572	wmic.exe
Token: SeCreatePagefilePrivilege	3572	wmic.exe
Token: SeBackupPrivilege	3572	wmic.exe
Token: SeRestorePrivilege	3572	wmic.exe
Token: SeShutdownPrivilege	3572	wmic.exe
Token: SeDebugPrivilege	3572	wmic.exe
Token: SeSystemEnvironmentPrivilege	3572	wmic.exe
Token: SeRemoteShutdownPrivilege	3572	wmic.exe
Token: SeUndockPrivilege	3572	wmic.exe
Token: SeManageVolumePrivilege	3572	wmic.exe
Token: 33	3572	wmic.exe
Token: 34	3572	wmic.exe
Token: 35	3572	wmic.exe
Token: 36	3572	wmic.exe
Token: SeIncreaseQuotaPrivilege	3572	wmic.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4596 wrote to memory of 4260	4596	af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe	84
PID 4596 wrote to memory of 4260	4596	af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe	84
PID 4596 wrote to memory of 4260	4596	af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe	84
PID 4260 wrote to memory of 3964	4260	ecccabfbdfbbh.exe	85
PID 4260 wrote to memory of 3964	4260	ecccabfbdfbbh.exe	85
PID 4260 wrote to memory of 3964	4260	ecccabfbdfbbh.exe	85
PID 4260 wrote to memory of 3572	4260	ecccabfbdfbbh.exe	88
PID 4260 wrote to memory of 3572	4260	ecccabfbdfbbh.exe	88
PID 4260 wrote to memory of 3572	4260	ecccabfbdfbbh.exe	88
PID 4260 wrote to memory of 2504	4260	ecccabfbdfbbh.exe	90
PID 4260 wrote to memory of 2504	4260	ecccabfbdfbbh.exe	90
PID 4260 wrote to memory of 2504	4260	ecccabfbdfbbh.exe	90
PID 4260 wrote to memory of 3924	4260	ecccabfbdfbbh.exe	92
PID 4260 wrote to memory of 3924	4260	ecccabfbdfbbh.exe	92
PID 4260 wrote to memory of 3924	4260	ecccabfbdfbbh.exe	92
PID 4260 wrote to memory of 8	4260	ecccabfbdfbbh.exe	94
PID 4260 wrote to memory of 8	4260	ecccabfbdfbbh.exe	94
PID 4260 wrote to memory of 8	4260	ecccabfbdfbbh.exe	94

C:\Users\Admin\AppData\Local\Temp\af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe
"C:\Users\Admin\AppData\Local\Temp\af809efa0e148c2882628a4151e0d563a3d337fbe01f9854d0cbaed34f60df97.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4596
- C:\Users\Admin\AppData\Local\Temp\ecccabfbdfbbh.exe
  C:\Users\Admin\AppData\Local\Temp\ecccabfbdfbbh.exe 4]3]4]7]7]7]4]7]0]6]7 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81670462047.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:3964
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81670462047.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:3572
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81670462047.txt bios get version
    3⤵
    PID:2504
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81670462047.txt bios get version
    3⤵
    PID:3924
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81670462047.txt bios get version
    3⤵
    PID:8
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 972
    3⤵
    - Program crash
    PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4260 -ip 4260
1⤵
PID:1584

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\81670462047.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81670462047.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81670462047.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81670462047.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81670462047.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

Filesize
764KB

MD5
541d402f7f7842a878e4a3d9e0225c49

SHA1
10ceaa61062bbeebce0417759d71badd603c7b6d

SHA256
a098bee68e65904a1b3a8f5824af2c9324e2d930b4f810b19bea4c125a669abc

SHA512
a0045b48c1d0e5be3eb68250fbf26c25cab17f58ac1d34f76634d955dc36c08f6ad203b71971becb158fc30a6a8abc5c35b0eea64bd679c33ae4688120779295

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

Filesize
764KB

MD5
541d402f7f7842a878e4a3d9e0225c49

SHA1
10ceaa61062bbeebce0417759d71badd603c7b6d

SHA256
a098bee68e65904a1b3a8f5824af2c9324e2d930b4f810b19bea4c125a669abc

SHA512
a0045b48c1d0e5be3eb68250fbf26c25cab17f58ac1d34f76634d955dc36c08f6ad203b71971becb158fc30a6a8abc5c35b0eea64bd679c33ae4688120779295

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsn8DBA.tmp\ekrcsvue.dll

Filesize
121KB

MD5
145dee3bc593e607200194152d882f92

SHA1
86cec34ce21e05793543952fd72787ae58cf8693

SHA256
cf9aa783c91e17d2d0b28490d74959084d32517714c168cf92ce8d0b13473973

SHA512
197045f39ccb46d3dbf7097216ba8803665ba5d8ed15ae38556bdc3b285ba907e87e284e3a90bcbf7afeee26d78917f1a61ba4f143606a6eb55afd45bc85894a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsn8DBA.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit