1450eb1b4a16d7cccc81899109684bb6be4bc141dce0be65fff4c73c9dbc4a44

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26-12-2023 03:10

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General

Target

4f1da84f519f5b0af73e35452f99a6f3.exe
Size

580KB
MD5

4f1da84f519f5b0af73e35452f99a6f3
SHA1

75cdf1b479cae446d0d03e7b694938f1ab59c49d
SHA256

1450eb1b4a16d7cccc81899109684bb6be4bc141dce0be65fff4c73c9dbc4a44
SHA512

a68b0756102d5aa52a5954f2aec454013c7b7c882c800bfae851d95dd83f5ea974c7e5a007249271414104f736068fc76075a1bb9a8b20fce50eeb9e3935f724
SSDEEP

12288:dllx/IMjM0IoRqWH/jHbjOl3aXPZ8j8/Se0Xinq0jCaqWN0X:dxfjXI+1/jHbilKfmCqqDjd

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2740	bdcabfceeg.exe

Loads dropped DLL 10 IoCs

pid	Process
2892	4f1da84f519f5b0af73e35452f99a6f3.exe
2892	4f1da84f519f5b0af73e35452f99a6f3.exe
2892	4f1da84f519f5b0af73e35452f99a6f3.exe
3056	WerFault.exe
3056	WerFault.exe
3056	WerFault.exe
3056	WerFault.exe
3056	WerFault.exe
3056	WerFault.exe
3056	WerFault.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
3056	2740	WerFault.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2756	wmic.exe
Token: SeSecurityPrivilege	2756	wmic.exe
Token: SeTakeOwnershipPrivilege	2756	wmic.exe
Token: SeLoadDriverPrivilege	2756	wmic.exe
Token: SeSystemProfilePrivilege	2756	wmic.exe
Token: SeSystemtimePrivilege	2756	wmic.exe
Token: SeProfSingleProcessPrivilege	2756	wmic.exe
Token: SeIncBasePriorityPrivilege	2756	wmic.exe
Token: SeCreatePagefilePrivilege	2756	wmic.exe
Token: SeBackupPrivilege	2756	wmic.exe
Token: SeRestorePrivilege	2756	wmic.exe
Token: SeShutdownPrivilege	2756	wmic.exe
Token: SeDebugPrivilege	2756	wmic.exe
Token: SeSystemEnvironmentPrivilege	2756	wmic.exe
Token: SeRemoteShutdownPrivilege	2756	wmic.exe
Token: SeUndockPrivilege	2756	wmic.exe
Token: SeManageVolumePrivilege	2756	wmic.exe
Token: 33	2756	wmic.exe
Token: 34	2756	wmic.exe
Token: 35	2756	wmic.exe
Token: SeIncreaseQuotaPrivilege	2756	wmic.exe
Token: SeSecurityPrivilege	2756	wmic.exe
Token: SeTakeOwnershipPrivilege	2756	wmic.exe
Token: SeLoadDriverPrivilege	2756	wmic.exe
Token: SeSystemProfilePrivilege	2756	wmic.exe
Token: SeSystemtimePrivilege	2756	wmic.exe
Token: SeProfSingleProcessPrivilege	2756	wmic.exe
Token: SeIncBasePriorityPrivilege	2756	wmic.exe
Token: SeCreatePagefilePrivilege	2756	wmic.exe
Token: SeBackupPrivilege	2756	wmic.exe
Token: SeRestorePrivilege	2756	wmic.exe
Token: SeShutdownPrivilege	2756	wmic.exe
Token: SeDebugPrivilege	2756	wmic.exe
Token: SeSystemEnvironmentPrivilege	2756	wmic.exe
Token: SeRemoteShutdownPrivilege	2756	wmic.exe
Token: SeUndockPrivilege	2756	wmic.exe
Token: SeManageVolumePrivilege	2756	wmic.exe
Token: 33	2756	wmic.exe
Token: 34	2756	wmic.exe
Token: 35	2756	wmic.exe
Token: SeIncreaseQuotaPrivilege	2980	wmic.exe
Token: SeSecurityPrivilege	2980	wmic.exe
Token: SeTakeOwnershipPrivilege	2980	wmic.exe
Token: SeLoadDriverPrivilege	2980	wmic.exe
Token: SeSystemProfilePrivilege	2980	wmic.exe
Token: SeSystemtimePrivilege	2980	wmic.exe
Token: SeProfSingleProcessPrivilege	2980	wmic.exe
Token: SeIncBasePriorityPrivilege	2980	wmic.exe
Token: SeCreatePagefilePrivilege	2980	wmic.exe
Token: SeBackupPrivilege	2980	wmic.exe
Token: SeRestorePrivilege	2980	wmic.exe
Token: SeShutdownPrivilege	2980	wmic.exe
Token: SeDebugPrivilege	2980	wmic.exe
Token: SeSystemEnvironmentPrivilege	2980	wmic.exe
Token: SeRemoteShutdownPrivilege	2980	wmic.exe
Token: SeUndockPrivilege	2980	wmic.exe
Token: SeManageVolumePrivilege	2980	wmic.exe
Token: 33	2980	wmic.exe
Token: 34	2980	wmic.exe
Token: 35	2980	wmic.exe
Token: SeIncreaseQuotaPrivilege	2776	wmic.exe
Token: SeSecurityPrivilege	2776	wmic.exe
Token: SeTakeOwnershipPrivilege	2776	wmic.exe
Token: SeLoadDriverPrivilege	2776	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 2740	2892	4f1da84f519f5b0af73e35452f99a6f3.exe	27
PID 2892 wrote to memory of 2740	2892	4f1da84f519f5b0af73e35452f99a6f3.exe	27
PID 2892 wrote to memory of 2740	2892	4f1da84f519f5b0af73e35452f99a6f3.exe	27
PID 2892 wrote to memory of 2740	2892	4f1da84f519f5b0af73e35452f99a6f3.exe	27
PID 2740 wrote to memory of 2756	2740	bdcabfceeg.exe	16
PID 2740 wrote to memory of 2756	2740	bdcabfceeg.exe	16
PID 2740 wrote to memory of 2756	2740	bdcabfceeg.exe	16
PID 2740 wrote to memory of 2756	2740	bdcabfceeg.exe	16
PID 2740 wrote to memory of 2980	2740	bdcabfceeg.exe	26
PID 2740 wrote to memory of 2980	2740	bdcabfceeg.exe	26
PID 2740 wrote to memory of 2980	2740	bdcabfceeg.exe	26
PID 2740 wrote to memory of 2980	2740	bdcabfceeg.exe	26
PID 2740 wrote to memory of 2776	2740	bdcabfceeg.exe	25
PID 2740 wrote to memory of 2776	2740	bdcabfceeg.exe	25
PID 2740 wrote to memory of 2776	2740	bdcabfceeg.exe	25
PID 2740 wrote to memory of 2776	2740	bdcabfceeg.exe	25
PID 2740 wrote to memory of 2552	2740	bdcabfceeg.exe	19
PID 2740 wrote to memory of 2552	2740	bdcabfceeg.exe	19
PID 2740 wrote to memory of 2552	2740	bdcabfceeg.exe	19
PID 2740 wrote to memory of 2552	2740	bdcabfceeg.exe	19
PID 2740 wrote to memory of 2500	2740	bdcabfceeg.exe	21
PID 2740 wrote to memory of 2500	2740	bdcabfceeg.exe	21
PID 2740 wrote to memory of 2500	2740	bdcabfceeg.exe	21
PID 2740 wrote to memory of 2500	2740	bdcabfceeg.exe	21
PID 2740 wrote to memory of 3056	2740	bdcabfceeg.exe	22
PID 2740 wrote to memory of 3056	2740	bdcabfceeg.exe	22
PID 2740 wrote to memory of 3056	2740	bdcabfceeg.exe	22
PID 2740 wrote to memory of 3056	2740	bdcabfceeg.exe	22

C:\Users\Admin\AppData\Local\Temp\4f1da84f519f5b0af73e35452f99a6f3.exe
"C:\Users\Admin\AppData\Local\Temp\4f1da84f519f5b0af73e35452f99a6f3.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Users\Admin\AppData\Local\Temp\bdcabfceeg.exe
  C:\Users\Admin\AppData\Local\Temp\bdcabfceeg.exe 1-4-5-2-9-9-9-3-6-2-1 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2740

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81703655544.txt bios get serialnumber
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2756

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81703655544.txt bios get version
1⤵
PID:2552

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81703655544.txt bios get version
1⤵
PID:2500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 368
1⤵
- Loads dropped DLL
- Program crash
PID:3056

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81703655544.txt bios get version
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2776

C:\Windows\SysWOW64\Wbem\wmic.exe
wmic /output:C:\Users\Admin\AppData\Local\Temp\81703655544.txt bios get version
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2980

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\81703655544.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

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

Filesize
381KB

MD5
6a70b931332eda93b72b95bedd99a8b4

SHA1
b15832b69075da2960b3606a3ae44ffa0b41ffc9

SHA256
494b617712bcfb760154a84478d5e4ca71e5ff9fda1b169d53a42fd33ef46186

SHA512
a8e23278e5c7e134490347061fc833a1b34b6dbc513095df0500018f35ec0d23b746e2581168c8916a39f4d3e6878838007ac1d935cc34a2b0db699817af6b38

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdFD34.tmp\bvc.dll

Filesize
117KB

MD5
eb6c8f26fd18387ce3ae7e2e87ff367d

SHA1
cd2d70b318d3b26991272c34f7b40bf888db3f98

SHA256
b3238feac8627b3c3d167885a4e2d048d9922e1758595f1e3e5dd12f40fc6720

SHA512
1b03d5febd435c73b23d9d04e937025d19d4dcbc7e5af649fe55538879737fb89b31e12e95787178d66ae8d3cee128a9735cc91b23d6bf114dcaae4ea9e46bab

Download Submit
\Users\Admin\AppData\Local\Temp\bdcabfceeg.exe

Filesize
384KB

MD5
37e13274534a0dc85916e4f6d618f068

SHA1
74b924cae9583adf5666c907c86515476e4fe7af

SHA256
7d13dd5e8b9ef6eb29cfcd7508af8c758b13274e1db0953241fd0ca5356c12df

SHA512
fdb121c550d3e0ed42acda675a29ae20320be616e02275088c5a668de2111da2f06b17988cb2b250712eb310cabc1be43bb619d55206773f31658bf329026396

Download Submit
\Users\Admin\AppData\Local\Temp\bdcabfceeg.exe

Filesize
826KB

MD5
4339ea2714d2483661e8c83a18e6bfbe

SHA1
a4b1763595ab0505caf1602ed8b53bb5ab91188a

SHA256
04c21546d294e13e868e517122c424f967af0d7e2cf52adee7d787de74adb7a5

SHA512
2e9fec4b0f487428d5013e8e0bc36d799e622c9d56092f07c4f1b409d6732161c65438a648f2d797c4cc8dd08d667c62a5aec0f7994ab7628d283655fd014f2c

Download Submit