zgrat | d31b8d373badf8390c91b27d173cbfc88adf7701e08d222d05f2d28518ded326

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 13:52

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General

Target

Quotation 5900481XXX024.exe
Size

684KB
MD5

4dd91f2635e9a2aa54eb4016e606d7d8
SHA1

ffdd38ff4300fbb46da6dcdade75daeda8a12aab
SHA256

d31b8d373badf8390c91b27d173cbfc88adf7701e08d222d05f2d28518ded326
SHA512

604d888c5b62167e4ddb2279a769d736798f1dfbec4ad2b5d15a183c19128cd4a10f2c97300dc77cc2a063f7ce227b942d5731adbdb0045dcdd701569e04ffa1
SSDEEP

12288:V9T2KVCEmgXEun+n+yzfBKoti9PW7skNgfI+Ic2GEWbNVfQQ3m0BhBEq:PThVCEm4k1zooQRW7kfI+IDGDbNVfQhg

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral1/memory/2504-2-0x0000000002400000-0x00000000024AA000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-3-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-4-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-6-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-10-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-12-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-14-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-18-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-20-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-22-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-24-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-26-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-16-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-28-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-32-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-34-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-36-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-38-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-30-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-40-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-46-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-52-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-50-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-54-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-48-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-56-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-44-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-42-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-8-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-58-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-66-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-64-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-62-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-60-0x0000000002400000-0x00000000024A5000-memory.dmp	family_zgrat_v1
behavioral1/memory/2504-935-0x000000001B300000-0x000000001B380000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ktwjufxlcoc = "C:\\Users\\Admin\\AppData\\Roaming\\Ktwjufxlcoc.exe"	Quotation 5900481XXX024.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe
2504	Quotation 5900481XXX024.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	Quotation 5900481XXX024.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 1900	2504	Quotation 5900481XXX024.exe	28
PID 2504 wrote to memory of 1900	2504	Quotation 5900481XXX024.exe	28
PID 2504 wrote to memory of 1900	2504	Quotation 5900481XXX024.exe	28
PID 2504 wrote to memory of 2232	2504	Quotation 5900481XXX024.exe	29
PID 2504 wrote to memory of 2232	2504	Quotation 5900481XXX024.exe	29
PID 2504 wrote to memory of 2232	2504	Quotation 5900481XXX024.exe	29
PID 2504 wrote to memory of 1112	2504	Quotation 5900481XXX024.exe	30
PID 2504 wrote to memory of 1112	2504	Quotation 5900481XXX024.exe	30
PID 2504 wrote to memory of 1112	2504	Quotation 5900481XXX024.exe	30
PID 2504 wrote to memory of 1932	2504	Quotation 5900481XXX024.exe	31
PID 2504 wrote to memory of 1932	2504	Quotation 5900481XXX024.exe	31
PID 2504 wrote to memory of 1932	2504	Quotation 5900481XXX024.exe	31
PID 2504 wrote to memory of 2476	2504	Quotation 5900481XXX024.exe	32
PID 2504 wrote to memory of 2476	2504	Quotation 5900481XXX024.exe	32
PID 2504 wrote to memory of 2476	2504	Quotation 5900481XXX024.exe	32
PID 2504 wrote to memory of 1724	2504	Quotation 5900481XXX024.exe	33
PID 2504 wrote to memory of 1724	2504	Quotation 5900481XXX024.exe	33
PID 2504 wrote to memory of 1724	2504	Quotation 5900481XXX024.exe	33
PID 2504 wrote to memory of 108	2504	Quotation 5900481XXX024.exe	34
PID 2504 wrote to memory of 108	2504	Quotation 5900481XXX024.exe	34
PID 2504 wrote to memory of 108	2504	Quotation 5900481XXX024.exe	34
PID 2504 wrote to memory of 1524	2504	Quotation 5900481XXX024.exe	35
PID 2504 wrote to memory of 1524	2504	Quotation 5900481XXX024.exe	35
PID 2504 wrote to memory of 1524	2504	Quotation 5900481XXX024.exe	35
PID 2504 wrote to memory of 528	2504	Quotation 5900481XXX024.exe	36
PID 2504 wrote to memory of 528	2504	Quotation 5900481XXX024.exe	36
PID 2504 wrote to memory of 528	2504	Quotation 5900481XXX024.exe	36
PID 2504 wrote to memory of 564	2504	Quotation 5900481XXX024.exe	37
PID 2504 wrote to memory of 564	2504	Quotation 5900481XXX024.exe	37
PID 2504 wrote to memory of 564	2504	Quotation 5900481XXX024.exe	37

C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:1900
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:2232
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:1112
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:1932
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:1724
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:108
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:1524
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:528
- C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation 5900481XXX024.exe"
  2⤵
  PID:564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2504-0-0x0000000000E40000-0x0000000000EF0000-memory.dmp

Filesize
704KB

Download
memory/2504-1-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

Filesize
9.9MB

Download
memory/2504-2-0x0000000002400000-0x00000000024AA000-memory.dmp

Filesize
680KB

Download
memory/2504-3-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-4-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-6-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-10-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-12-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-14-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-18-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-20-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-22-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-24-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-26-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-16-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-28-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-32-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-34-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-36-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-38-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-30-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-40-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-46-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-52-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-50-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-54-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-48-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-56-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-44-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-42-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-8-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-58-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-66-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-64-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-62-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-60-0x0000000002400000-0x00000000024A5000-memory.dmp

Filesize
660KB

Download
memory/2504-935-0x000000001B300000-0x000000001B380000-memory.dmp

Filesize
512KB

Download
memory/2504-936-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/2504-937-0x00000000007A0000-0x00000000007E2000-memory.dmp

Filesize
264KB

Download
memory/2504-938-0x000000001ADE0000-0x000000001AE2C000-memory.dmp

Filesize
304KB

Download
memory/2504-940-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

Filesize
9.9MB

Download