c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b

General

Target

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
Size

1.1MB
MD5

9ffd1931c316b882683d87dd1050d8e3
SHA1

9d07ec6e678af5606870436e270f9aceb42a1f15
SHA256

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b
SHA512

20b2a0f23bfb5f6de06a2bb93a8262a934c8870e8ba1dc19e9028822dda6390aec92889440950150434af231e56bf242902fd06ad72e3423529af863b809e11d
SSDEEP

24576:U5AM2KZA9dG+SbJoDWW3eDoBbbT9LNDigHb2WyTUZ0ed2jaQFjZuj4R:UEm+RaW0oRJLNR729TZecjJFVu0R

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/3012-9-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-10-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-12-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-17-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-18-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-19-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-23-0x0000000000400000-0x0000000000702000-memory.dmp	upx
behavioral1/memory/3012-28-0x0000000002130000-0x0000000002191000-memory.dmp	upx
behavioral1/memory/3012-30-0x0000000002130000-0x0000000002191000-memory.dmp	upx
behavioral1/memory/3012-31-0x0000000000400000-0x0000000000702000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

dialer.exe

description ioc process

File opened for modification \??\PhysicalDrive0 dialer.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	dialer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe

description	pid	process	target process
PID 2128 set thread context of 3012	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	dialer.exe

Drops file in Windows directory 1 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe

description ioc process

File created C:\Windows\1008671.txt c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe

description	ioc	process
File created	C:\Windows\1008671.txt	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exedialer.exe

pid	process
2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
3012	dialer.exe

Suspicious use of AdjustPrivilegeToken 51 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exedialer.exe

description	pid	process
Token: SeDebugPrivilege	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
Token: SeDebugPrivilege	3012	dialer.exe
Token: 1	3012	dialer.exe
Token: SeCreateTokenPrivilege	3012	dialer.exe
Token: SeAssignPrimaryTokenPrivilege	3012	dialer.exe
Token: SeLockMemoryPrivilege	3012	dialer.exe
Token: SeIncreaseQuotaPrivilege	3012	dialer.exe
Token: SeMachineAccountPrivilege	3012	dialer.exe
Token: SeTcbPrivilege	3012	dialer.exe
Token: SeSecurityPrivilege	3012	dialer.exe
Token: SeTakeOwnershipPrivilege	3012	dialer.exe
Token: SeLoadDriverPrivilege	3012	dialer.exe
Token: SeSystemProfilePrivilege	3012	dialer.exe
Token: SeSystemtimePrivilege	3012	dialer.exe
Token: SeProfSingleProcessPrivilege	3012	dialer.exe
Token: SeIncBasePriorityPrivilege	3012	dialer.exe
Token: SeCreatePagefilePrivilege	3012	dialer.exe
Token: SeCreatePermanentPrivilege	3012	dialer.exe
Token: SeBackupPrivilege	3012	dialer.exe
Token: SeRestorePrivilege	3012	dialer.exe
Token: SeShutdownPrivilege	3012	dialer.exe
Token: SeDebugPrivilege	3012	dialer.exe
Token: SeAuditPrivilege	3012	dialer.exe
Token: SeSystemEnvironmentPrivilege	3012	dialer.exe
Token: SeChangeNotifyPrivilege	3012	dialer.exe
Token: SeRemoteShutdownPrivilege	3012	dialer.exe
Token: SeUndockPrivilege	3012	dialer.exe
Token: SeSyncAgentPrivilege	3012	dialer.exe
Token: SeEnableDelegationPrivilege	3012	dialer.exe
Token: SeManageVolumePrivilege	3012	dialer.exe
Token: SeImpersonatePrivilege	3012	dialer.exe
Token: SeCreateGlobalPrivilege	3012	dialer.exe
Token: 31	3012	dialer.exe
Token: 32	3012	dialer.exe
Token: 33	3012	dialer.exe
Token: 34	3012	dialer.exe
Token: 35	3012	dialer.exe
Token: 36	3012	dialer.exe
Token: 37	3012	dialer.exe
Token: 38	3012	dialer.exe
Token: 39	3012	dialer.exe
Token: 40	3012	dialer.exe
Token: 41	3012	dialer.exe
Token: 42	3012	dialer.exe
Token: 43	3012	dialer.exe
Token: 44	3012	dialer.exe
Token: 45	3012	dialer.exe
Token: 46	3012	dialer.exe
Token: 47	3012	dialer.exe
Token: 48	3012	dialer.exe
Token: SeDebugPrivilege	3012	dialer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

dialer.exe

pid process

3012 dialer.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

dialer.exe

pid process

3012 dialer.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exedialer.exe

pid process

2128 c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
3012 dialer.exe
3012 dialer.exe

pid	process
3012	dialer.exe

pid	process
3012	dialer.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exeDwm.exe

description	pid	process	target process
PID 2128 wrote to memory of 1188	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	Dwm.exe
PID 1188 wrote to memory of 2984	1188	Dwm.exe	prevhost.exe
PID 1188 wrote to memory of 2984	1188	Dwm.exe	prevhost.exe
PID 1188 wrote to memory of 2984	1188	Dwm.exe	prevhost.exe
PID 1188 wrote to memory of 2984	1188	Dwm.exe	prevhost.exe
PID 2128 wrote to memory of 1188	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	Dwm.exe
PID 1188 wrote to memory of 3012	1188	Dwm.exe	dialer.exe
PID 1188 wrote to memory of 3012	1188	Dwm.exe	dialer.exe
PID 1188 wrote to memory of 3012	1188	Dwm.exe	dialer.exe
PID 1188 wrote to memory of 3012	1188	Dwm.exe	dialer.exe
PID 2128 wrote to memory of 3012	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	dialer.exe
PID 2128 wrote to memory of 3012	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	dialer.exe
PID 2128 wrote to memory of 3012	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	dialer.exe
PID 2128 wrote to memory of 3012	2128	c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe	dialer.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1188

C:\Windows\SysWOW64\prevhost.exe
C:\Windows\SysWOW64\prevhost.exe 100861008671
2⤵
PID:2984

C:\Windows\SysWOW64\dialer.exe
C:\Windows\SysWOW64\dialer.exe 100861008671
2⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:3012

C:\Users\Admin\AppData\Local\Temp\c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe
"C:\Users\Admin\AppData\Local\Temp\c28ed60c480b4bcef1f83334b56df25f4ac95db92fe150030d7fd2f12b05183b.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1188-1-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1188-2-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1188-3-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1188-4-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1188-5-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1188-32-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/3012-17-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-24-0x0000000010000000-0x000000001003C000-memory.dmp

Filesize
240KB

Download
memory/3012-12-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3012-9-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-18-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-19-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-10-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-23-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-28-0x0000000002130000-0x0000000002191000-memory.dmp

Filesize
388KB

Download
memory/3012-29-0x0000000002F20000-0x0000000003021000-memory.dmp

Filesize
1.0MB

Download
memory/3012-30-0x0000000002130000-0x0000000002191000-memory.dmp

Filesize
388KB

Download
memory/3012-31-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3012-6-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads