56d5edac4d0d6570b34900251cc0106257253eb47d88a5339b0378554de4f2d7

General

Target

76e09018a833b7e5b8af82b649eb3a30.exe
Size

335KB
MD5

76e09018a833b7e5b8af82b649eb3a30
SHA1

8d0040f43006e8a4268587e44b7168f185426d64
SHA256

56d5edac4d0d6570b34900251cc0106257253eb47d88a5339b0378554de4f2d7
SHA512

1ff47dedd147c1929653d2b051d2c73a7787ffc7b6b88c36fbb030658b3829a7a14a7156441eaf4ebb172ea5a6d4905b04a510e7161b4b4d0a6b091fcf714d79
SSDEEP

6144:j6RLqSY6oAlR1OqkhT4NTdseAeFfVxjvZwTfD9gTG9HO5pKpAhNrl:j6RL8gP1OFhsjs+Ff3jvGThgTaHO5B/h

Score

9^/10

rezer0

Malware Config

Signatures

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1708-4-0x00000000042A0000-0x00000000042CC000-memory.dmp	rezer0

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2764 schtasks.exe

pid	process
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

76e09018a833b7e5b8af82b649eb3a30.exe

pid	process
1708	76e09018a833b7e5b8af82b649eb3a30.exe
1708	76e09018a833b7e5b8af82b649eb3a30.exe
1708	76e09018a833b7e5b8af82b649eb3a30.exe
1708	76e09018a833b7e5b8af82b649eb3a30.exe
1708	76e09018a833b7e5b8af82b649eb3a30.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

76e09018a833b7e5b8af82b649eb3a30.exe

description pid process

Token: SeDebugPrivilege 1708 76e09018a833b7e5b8af82b649eb3a30.exe

description	pid	process
Token: SeDebugPrivilege	1708	76e09018a833b7e5b8af82b649eb3a30.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

76e09018a833b7e5b8af82b649eb3a30.exe

description	pid	process	target process
PID 1708 wrote to memory of 2764	1708	76e09018a833b7e5b8af82b649eb3a30.exe	schtasks.exe
PID 1708 wrote to memory of 2764	1708	76e09018a833b7e5b8af82b649eb3a30.exe	schtasks.exe
PID 1708 wrote to memory of 2764	1708	76e09018a833b7e5b8af82b649eb3a30.exe	schtasks.exe
PID 1708 wrote to memory of 2764	1708	76e09018a833b7e5b8af82b649eb3a30.exe	schtasks.exe
PID 1708 wrote to memory of 2812	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2812	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2812	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2812	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 1332	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 1332	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 1332	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 1332	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2732	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2732	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2732	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2732	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2912	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2912	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2912	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2912	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2740	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2740	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2740	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe
PID 1708 wrote to memory of 2740	1708	76e09018a833b7e5b8af82b649eb3a30.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\76e09018a833b7e5b8af82b649eb3a30.exe
"C:\Users\Admin\AppData\Local\Temp\76e09018a833b7e5b8af82b649eb3a30.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KCxDCJBgK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4644.tmp"
2⤵
- Creates scheduled task(s)
PID:2764

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"{path}"
2⤵
PID:2812

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"{path}"
2⤵
PID:1332

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"{path}"
2⤵
PID:2732

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"{path}"
2⤵
PID:2912

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"{path}"
2⤵
PID:2740

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1

T1064

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4644.tmp
Filesize
1KB

MD5
38762355d0f1d3336010379c13bb7041

SHA1
029c9305398375d8b1dad779a2559d62f7b507be

SHA256
03e1c8c7eec463ad526479716b7c8ab038db1888cd471ee595956d6675163a08

SHA512
9cf02e0b2d68ad5ee97e249a0c2061bcaf4e1db8402a64754c08e78f7fcba614dce4ede373f44f1002a7132cea9a97b7dc2481ace4e0935b04cabdb25368cd50

Download Submit
memory/1708-0-0x0000000000290000-0x00000000002EA000-memory.dmp

Filesize
360KB

Download
memory/1708-1-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/1708-2-0x0000000004C40000-0x0000000004C80000-memory.dmp

Filesize
256KB

Download
memory/1708-3-0x00000000005E0000-0x00000000005E8000-memory.dmp

Filesize
32KB

Download
memory/1708-4-0x00000000042A0000-0x00000000042CC000-memory.dmp

Filesize
176KB

Download
memory/1708-10-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads