zgrat | 4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

General

Target

tmp.exe
Size

4.6MB
MD5

397926927bca55be4a77839b1c44de6e
SHA1

e10f3434ef3021c399dbba047832f02b3c898dbd
SHA256

4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512

cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954
SSDEEP

49152:1ZRCckM8wwGbtBiRFWSGqCW4FL5wslsAEL1ksS2NHsF3TjZ1I6bqmHC0Jg:1ZRCwrb64XwWsAwFaFXxg

Score

10^/10

zgrat rat

Malware Config

Signatures

Detect ZGRat V1 3 IoCs

resource	yara_rule
behavioral1/memory/1800-37-0x0000000000E90000-0x0000000004788000-memory.dmp	family_zgrat_v1
behavioral1/memory/1800-39-0x000000001F0C0000-0x000000001F1D0000-memory.dmp	family_zgrat_v1
behavioral1/memory/1800-43-0x000000001E100000-0x000000001E124000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Downloads MZ/PE file
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tmp.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tmp.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tmp.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1800	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1800	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1800	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1800	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1800	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe
3000	tmp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 1800	3000	tmp.exe	28
PID 3000 wrote to memory of 1800	3000	tmp.exe	28
PID 3000 wrote to memory of 1800	3000	tmp.exe	28
PID 3000 wrote to memory of 1800	3000	tmp.exe	28

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
  "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\049b7335d372bd07248452d0b58e37cfb8420ac5b148b226adcb19ae95655a7b\a24bc325f7c1452f9b8595640026305d.tmp

Filesize
1KB

MD5
2b72827efa0ef73e0b51a592a01913fb

SHA1
e3631b4603368e10d18487c98ccfd85b013a833e

SHA256
93ad5711dd371bb21df9afd1bbd554c417bd40603400bebdf620904db778f0ec

SHA512
23a7cd7d2cdc3534a8588ad4bf86847ab413324bc0d72832569fa1beb09b4665ec7f31dd9f78dd8fe208a1041942a9b3142c7e9c3ce87a7252f82fc996da810e

Download Submit
memory/1800-46-0x000000001E690000-0x000000001E742000-memory.dmp

Filesize
712KB

Download
memory/1800-65-0x000000001ECF0000-0x000000001ED70000-memory.dmp

Filesize
512KB

Download
memory/1800-37-0x0000000000E90000-0x0000000004788000-memory.dmp

Filesize
57.0MB

Download
memory/1800-38-0x000000001ECF0000-0x000000001ED70000-memory.dmp

Filesize
512KB

Download
memory/1800-39-0x000000001F0C0000-0x000000001F1D0000-memory.dmp

Filesize
1.1MB

Download
memory/1800-40-0x00000000004E0000-0x00000000004F0000-memory.dmp

Filesize
64KB

Download
memory/1800-41-0x0000000005C50000-0x0000000005C5C000-memory.dmp

Filesize
48KB

Download
memory/1800-42-0x0000000000B30000-0x0000000000B44000-memory.dmp

Filesize
80KB

Download
memory/1800-43-0x000000001E100000-0x000000001E124000-memory.dmp

Filesize
144KB

Download
memory/1800-44-0x000000001E120000-0x000000001E12A000-memory.dmp

Filesize
40KB

Download
memory/1800-45-0x000000001E140000-0x000000001E16A000-memory.dmp

Filesize
168KB

Download
memory/1800-36-0x000007FEF56F0000-0x000007FEF60DC000-memory.dmp

Filesize
9.9MB

Download
memory/1800-49-0x00000000002D0000-0x00000000002DA000-memory.dmp

Filesize
40KB

Download
memory/1800-48-0x0000000000670000-0x00000000006D2000-memory.dmp

Filesize
392KB

Download
memory/1800-47-0x000000001E580000-0x000000001E5FA000-memory.dmp

Filesize
488KB

Download
memory/1800-53-0x000000001FDC0000-0x00000000200C0000-memory.dmp

Filesize
3.0MB

Download
memory/1800-55-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download
memory/1800-56-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

Filesize
40KB

Download
memory/1800-57-0x0000000000CE0000-0x0000000000D02000-memory.dmp

Filesize
136KB

Download
memory/1800-60-0x0000000000D00000-0x0000000000D0C000-memory.dmp

Filesize
48KB

Download
memory/1800-64-0x000007FEF56F0000-0x000007FEF60DC000-memory.dmp

Filesize
9.9MB

Download
memory/1800-66-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download
memory/3000-0-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/3000-35-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing