2481bd510e5edf1397ce0af9cfa368a66290e9169a2d62220c98dba9faeee7c4

Analysis

max time kernel
190s
max time network
210s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 01:40

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General

Target

4a04fe4a9be66f26bef05ceb177de48d.exe
Size

610KB
MD5

4a04fe4a9be66f26bef05ceb177de48d
SHA1

0cdfe8a77ca10163240798d6e261063699b53e1a
SHA256

2481bd510e5edf1397ce0af9cfa368a66290e9169a2d62220c98dba9faeee7c4
SHA512

e5b83647d65c50aa8b394e6face80f43a02ac152f65e646364a2d0a0e84f6f9e019a5405d5bd764ba6447074ec5f05ddd58d184bc0c7ea0d1c0ceaf7ca8cae1b
SSDEEP

12288:gmhxmn2q71ZgFnInolEjrJkO7D911mzGUIL4RbEy4rrMX5OLe5E+:gmhoJ71qFnIolEjrJV7DfUyPLMEXrMXz

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1628	cccabfhfij.exe

Loads dropped DLL 2 IoCs

pid	Process
4844	4a04fe4a9be66f26bef05ceb177de48d.exe
4844	4a04fe4a9be66f26bef05ceb177de48d.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3872	1628	WerFault.exe	92

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3124	wmic.exe
Token: SeSecurityPrivilege	3124	wmic.exe
Token: SeTakeOwnershipPrivilege	3124	wmic.exe
Token: SeLoadDriverPrivilege	3124	wmic.exe
Token: SeSystemProfilePrivilege	3124	wmic.exe
Token: SeSystemtimePrivilege	3124	wmic.exe
Token: SeProfSingleProcessPrivilege	3124	wmic.exe
Token: SeIncBasePriorityPrivilege	3124	wmic.exe
Token: SeCreatePagefilePrivilege	3124	wmic.exe
Token: SeBackupPrivilege	3124	wmic.exe
Token: SeRestorePrivilege	3124	wmic.exe
Token: SeShutdownPrivilege	3124	wmic.exe
Token: SeDebugPrivilege	3124	wmic.exe
Token: SeSystemEnvironmentPrivilege	3124	wmic.exe
Token: SeRemoteShutdownPrivilege	3124	wmic.exe
Token: SeUndockPrivilege	3124	wmic.exe
Token: SeManageVolumePrivilege	3124	wmic.exe
Token: 33	3124	wmic.exe
Token: 34	3124	wmic.exe
Token: 35	3124	wmic.exe
Token: 36	3124	wmic.exe
Token: SeIncreaseQuotaPrivilege	3124	wmic.exe
Token: SeSecurityPrivilege	3124	wmic.exe
Token: SeTakeOwnershipPrivilege	3124	wmic.exe
Token: SeLoadDriverPrivilege	3124	wmic.exe
Token: SeSystemProfilePrivilege	3124	wmic.exe
Token: SeSystemtimePrivilege	3124	wmic.exe
Token: SeProfSingleProcessPrivilege	3124	wmic.exe
Token: SeIncBasePriorityPrivilege	3124	wmic.exe
Token: SeCreatePagefilePrivilege	3124	wmic.exe
Token: SeBackupPrivilege	3124	wmic.exe
Token: SeRestorePrivilege	3124	wmic.exe
Token: SeShutdownPrivilege	3124	wmic.exe
Token: SeDebugPrivilege	3124	wmic.exe
Token: SeSystemEnvironmentPrivilege	3124	wmic.exe
Token: SeRemoteShutdownPrivilege	3124	wmic.exe
Token: SeUndockPrivilege	3124	wmic.exe
Token: SeManageVolumePrivilege	3124	wmic.exe
Token: 33	3124	wmic.exe
Token: 34	3124	wmic.exe
Token: 35	3124	wmic.exe
Token: 36	3124	wmic.exe
Token: SeIncreaseQuotaPrivilege	1768	wmic.exe
Token: SeSecurityPrivilege	1768	wmic.exe
Token: SeTakeOwnershipPrivilege	1768	wmic.exe
Token: SeLoadDriverPrivilege	1768	wmic.exe
Token: SeSystemProfilePrivilege	1768	wmic.exe
Token: SeSystemtimePrivilege	1768	wmic.exe
Token: SeProfSingleProcessPrivilege	1768	wmic.exe
Token: SeIncBasePriorityPrivilege	1768	wmic.exe
Token: SeCreatePagefilePrivilege	1768	wmic.exe
Token: SeBackupPrivilege	1768	wmic.exe
Token: SeRestorePrivilege	1768	wmic.exe
Token: SeShutdownPrivilege	1768	wmic.exe
Token: SeDebugPrivilege	1768	wmic.exe
Token: SeSystemEnvironmentPrivilege	1768	wmic.exe
Token: SeRemoteShutdownPrivilege	1768	wmic.exe
Token: SeUndockPrivilege	1768	wmic.exe
Token: SeManageVolumePrivilege	1768	wmic.exe
Token: 33	1768	wmic.exe
Token: 34	1768	wmic.exe
Token: 35	1768	wmic.exe
Token: 36	1768	wmic.exe
Token: SeIncreaseQuotaPrivilege	1768	wmic.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 1628	4844	4a04fe4a9be66f26bef05ceb177de48d.exe	92
PID 4844 wrote to memory of 1628	4844	4a04fe4a9be66f26bef05ceb177de48d.exe	92
PID 4844 wrote to memory of 1628	4844	4a04fe4a9be66f26bef05ceb177de48d.exe	92
PID 1628 wrote to memory of 3124	1628	cccabfhfij.exe	93
PID 1628 wrote to memory of 3124	1628	cccabfhfij.exe	93
PID 1628 wrote to memory of 3124	1628	cccabfhfij.exe	93
PID 1628 wrote to memory of 1768	1628	cccabfhfij.exe	95
PID 1628 wrote to memory of 1768	1628	cccabfhfij.exe	95
PID 1628 wrote to memory of 1768	1628	cccabfhfij.exe	95
PID 1628 wrote to memory of 3964	1628	cccabfhfij.exe	97
PID 1628 wrote to memory of 3964	1628	cccabfhfij.exe	97
PID 1628 wrote to memory of 3964	1628	cccabfhfij.exe	97
PID 1628 wrote to memory of 2388	1628	cccabfhfij.exe	99
PID 1628 wrote to memory of 2388	1628	cccabfhfij.exe	99
PID 1628 wrote to memory of 2388	1628	cccabfhfij.exe	99
PID 1628 wrote to memory of 1672	1628	cccabfhfij.exe	101
PID 1628 wrote to memory of 1672	1628	cccabfhfij.exe	101
PID 1628 wrote to memory of 1672	1628	cccabfhfij.exe	101

C:\Users\Admin\AppData\Local\Temp\4a04fe4a9be66f26bef05ceb177de48d.exe
"C:\Users\Admin\AppData\Local\Temp\4a04fe4a9be66f26bef05ceb177de48d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Users\Admin\AppData\Local\Temp\cccabfhfij.exe
  C:\Users\Admin\AppData\Local\Temp\cccabfhfij.exe 2-3-9-7-5-7-8-3-1-3-6 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703646760.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:3124
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703646760.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1768
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703646760.txt bios get version
    3⤵
    PID:3964
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703646760.txt bios get version
    3⤵
    PID:2388
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703646760.txt bios get version
    3⤵
    PID:1672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 852
    3⤵
    - Program crash
    PID:3872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1628 -ip 1628
1⤵
PID:4336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\81703646760.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81703646760.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\81703646760.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

Filesize
864KB

MD5
b4793e92dfcd77b9494889e92681dfca

SHA1
a9c8d26c7e61186ce5b5a1a7fc6a86c109d831fa

SHA256
d15d63bc427f4da03c096c8c0b5fd10b2b1f71baeddab0dc9ef4e24417ccdf9a

SHA512
94bcbcdf151b21021ce90434a2c12e18b32d73577ee0ffa21aa64c7478788ee31e4c4e09335d6cb7486c98fab6673b6b94f35da2e70b89bf8bfb29ab0defda49

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsb1FC4.tmp\7tm.dll

Filesize
121KB

MD5
b7c88041bb05a8b5e5fe4336b4554fad

SHA1
9000e6b54e86245ae1fbc259563e0f514ed5b434

SHA256
d8039d7364def8247da83b5b3d824a72096ddaa0a585881902e238093056ea83

SHA512
2aadf59392888801100bac11b5e4c0c67244624a38eba0007112bb9fe61d0ec61183154ee4e99e2af5389704462665a55fa1b2a539d6cd2fb1c5b7fd438f4b96

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsb1FC4.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit