f7c77ef5e9638eca93db1eab5f65fd11786623888bedf3731482fa6a86b51f81

Analysis

max time kernel
134s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 22:34

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General

Target

05b8e77ec396f165e2137ef92b77b4ba.exe
Size

581KB
MD5

05b8e77ec396f165e2137ef92b77b4ba
SHA1

3b4c632ee1b1c3af8224472074d3a6151b151a64
SHA256

f7c77ef5e9638eca93db1eab5f65fd11786623888bedf3731482fa6a86b51f81
SHA512

8def0309c08bbf332de4e6f20b14a4790db98a48a182fb19dc9b607a90088d1fc07257026110ff3c9504bf7f20207451325e7d216a26c8798315d6173aa85169
SSDEEP

12288:IJDJhNH8ZkXWykEr8369tNFMP8NdHXpZ2achJC4+8:IxJbl+36tKPdhJ7b

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1460	1431831751.exe

Loads dropped DLL 2 IoCs

pid	Process
5036	05b8e77ec396f165e2137ef92b77b4ba.exe
5036	05b8e77ec396f165e2137ef92b77b4ba.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
4448	1460	WerFault.exe	90

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4864	wmic.exe
Token: SeSecurityPrivilege	4864	wmic.exe
Token: SeTakeOwnershipPrivilege	4864	wmic.exe
Token: SeLoadDriverPrivilege	4864	wmic.exe
Token: SeSystemProfilePrivilege	4864	wmic.exe
Token: SeSystemtimePrivilege	4864	wmic.exe
Token: SeProfSingleProcessPrivilege	4864	wmic.exe
Token: SeIncBasePriorityPrivilege	4864	wmic.exe
Token: SeCreatePagefilePrivilege	4864	wmic.exe
Token: SeBackupPrivilege	4864	wmic.exe
Token: SeRestorePrivilege	4864	wmic.exe
Token: SeShutdownPrivilege	4864	wmic.exe
Token: SeDebugPrivilege	4864	wmic.exe
Token: SeSystemEnvironmentPrivilege	4864	wmic.exe
Token: SeRemoteShutdownPrivilege	4864	wmic.exe
Token: SeUndockPrivilege	4864	wmic.exe
Token: SeManageVolumePrivilege	4864	wmic.exe
Token: 33	4864	wmic.exe
Token: 34	4864	wmic.exe
Token: 35	4864	wmic.exe
Token: 36	4864	wmic.exe
Token: SeIncreaseQuotaPrivilege	4864	wmic.exe
Token: SeSecurityPrivilege	4864	wmic.exe
Token: SeTakeOwnershipPrivilege	4864	wmic.exe
Token: SeLoadDriverPrivilege	4864	wmic.exe
Token: SeSystemProfilePrivilege	4864	wmic.exe
Token: SeSystemtimePrivilege	4864	wmic.exe
Token: SeProfSingleProcessPrivilege	4864	wmic.exe
Token: SeIncBasePriorityPrivilege	4864	wmic.exe
Token: SeCreatePagefilePrivilege	4864	wmic.exe
Token: SeBackupPrivilege	4864	wmic.exe
Token: SeRestorePrivilege	4864	wmic.exe
Token: SeShutdownPrivilege	4864	wmic.exe
Token: SeDebugPrivilege	4864	wmic.exe
Token: SeSystemEnvironmentPrivilege	4864	wmic.exe
Token: SeRemoteShutdownPrivilege	4864	wmic.exe
Token: SeUndockPrivilege	4864	wmic.exe
Token: SeManageVolumePrivilege	4864	wmic.exe
Token: 33	4864	wmic.exe
Token: 34	4864	wmic.exe
Token: 35	4864	wmic.exe
Token: 36	4864	wmic.exe
Token: SeIncreaseQuotaPrivilege	2488	wmic.exe
Token: SeSecurityPrivilege	2488	wmic.exe
Token: SeTakeOwnershipPrivilege	2488	wmic.exe
Token: SeLoadDriverPrivilege	2488	wmic.exe
Token: SeSystemProfilePrivilege	2488	wmic.exe
Token: SeSystemtimePrivilege	2488	wmic.exe
Token: SeProfSingleProcessPrivilege	2488	wmic.exe
Token: SeIncBasePriorityPrivilege	2488	wmic.exe
Token: SeCreatePagefilePrivilege	2488	wmic.exe
Token: SeBackupPrivilege	2488	wmic.exe
Token: SeRestorePrivilege	2488	wmic.exe
Token: SeShutdownPrivilege	2488	wmic.exe
Token: SeDebugPrivilege	2488	wmic.exe
Token: SeSystemEnvironmentPrivilege	2488	wmic.exe
Token: SeRemoteShutdownPrivilege	2488	wmic.exe
Token: SeUndockPrivilege	2488	wmic.exe
Token: SeManageVolumePrivilege	2488	wmic.exe
Token: 33	2488	wmic.exe
Token: 34	2488	wmic.exe
Token: 35	2488	wmic.exe
Token: 36	2488	wmic.exe
Token: SeIncreaseQuotaPrivilege	2488	wmic.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 1460	5036	05b8e77ec396f165e2137ef92b77b4ba.exe	90
PID 5036 wrote to memory of 1460	5036	05b8e77ec396f165e2137ef92b77b4ba.exe	90
PID 5036 wrote to memory of 1460	5036	05b8e77ec396f165e2137ef92b77b4ba.exe	90
PID 1460 wrote to memory of 4864	1460	1431831751.exe	92
PID 1460 wrote to memory of 4864	1460	1431831751.exe	92
PID 1460 wrote to memory of 4864	1460	1431831751.exe	92
PID 1460 wrote to memory of 2488	1460	1431831751.exe	96
PID 1460 wrote to memory of 2488	1460	1431831751.exe	96
PID 1460 wrote to memory of 2488	1460	1431831751.exe	96
PID 1460 wrote to memory of 5004	1460	1431831751.exe	98
PID 1460 wrote to memory of 5004	1460	1431831751.exe	98
PID 1460 wrote to memory of 5004	1460	1431831751.exe	98
PID 1460 wrote to memory of 3596	1460	1431831751.exe	100
PID 1460 wrote to memory of 3596	1460	1431831751.exe	100
PID 1460 wrote to memory of 3596	1460	1431831751.exe	100
PID 1460 wrote to memory of 948	1460	1431831751.exe	102
PID 1460 wrote to memory of 948	1460	1431831751.exe	102
PID 1460 wrote to memory of 948	1460	1431831751.exe	102

C:\Users\Admin\AppData\Local\Temp\05b8e77ec396f165e2137ef92b77b4ba.exe
"C:\Users\Admin\AppData\Local\Temp\05b8e77ec396f165e2137ef92b77b4ba.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Users\Admin\AppData\Local\Temp\1431831751.exe
  C:\Users\Admin\AppData\Local\Temp\1431831751.exe 0!0!8!8!8!9!5!4!0!8!3 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1460
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703911500.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:4864
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703911500.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2488
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703911500.txt bios get version
    3⤵
    PID:5004
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703911500.txt bios get version
    3⤵
    PID:3596
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81703911500.txt bios get version
    3⤵
    PID:948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 920
    3⤵
    - Program crash
    PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1460 -ip 1460
1⤵
PID:2732

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\1431831751.exe

Filesize
38KB

MD5
0e7a8edde0deb368bc1683dcc01973cb

SHA1
1dc562500af2204ae41a8985610be99aa7882213

SHA256
14b12cf1a9696f8018fa21d29073dac10a6e9664620c10093ee35ab4590effcc

SHA512
f3a43fdcb6a70f657b46d6a0a821bde9c83f3079fb9f9a8d9a55cb26df251fbeae709a7886ec5fe0419ccbba14f2989b49dbd0a914c8f0511b286456b5475c34

Download Submit
C:\Users\Admin\AppData\Local\Temp\1431831751.exe

Filesize
135KB

MD5
614d56a81c30dd744367a808dbe83aac

SHA1
c83440feb986ecee3d5103022978ff2ee4c00387

SHA256
30e779a5df904d747b6b1abf16df59a704037fc1de43668cdf0367646a32a42a

SHA512
21eba8dec703fa47bdda231c15aef44bfd9fe74e179ce47040752da986e2e3fa90c1a8acca1a55f44728d710231c9e3b426fc0528b1bc1ef9dc27a229a1ee9c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\81703911500.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\81703911500.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\81703911500.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsn9B08.tmp\cgibuti.dll

Filesize
153KB

MD5
9b081b4f84974a46cffcf1ef1a2e85f9

SHA1
70a1b83bad19d28195f2df22c3d213a04b42fb2b

SHA256
303f74df9812b639b66f919804039d1e295ffae8e543fa4349507110ac766752

SHA512
4539a458b1d2ba61ffcf71ea59addd13727d26606f73dbfb21053d68d5656010dae5791d486789c14653c6fb953a7dc284c3a80db2b1970a0e7f0778ab77dbbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsn9B08.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit