gh0strat | f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29

Analysis

max time kernel
158s
max time network
108s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 19:30

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General

Target

f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
Size

183KB
MD5

f655dcae34c54f1d9fdd88ec300eddcc
SHA1

b2fe35cfd45f06862a69877d2c1c932194ad3958
SHA256

f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29
SHA512

84a9be89c9404e0eb3a30b640252526858f4693f56ca6c25129e50da27e2fd98ad77257fb2f6854d6ae850a8821c75bdabd7af609a02d19cd64f311855ea7da1
SSDEEP

3072:bMqKbTtCSIT0chwzzcdZKF8UvvoeWofjjpAVioRF8s//NLj6h+EvtR9:o9MMmwzlqUHoeWofjjpAViY/lH6h+Ev9

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/1956-57-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat
behavioral1/memory/1956-60-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\XXXXXXAC994E22 = "C:\\Windows\\XXXXXXAC994E22\\svchsot.exe"	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\XXXXXXAC994E22\JH.BAT	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
976	sc.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 564	1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe	28
PID 1956 wrote to memory of 564	1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe	28
PID 1956 wrote to memory of 564	1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe	28
PID 1956 wrote to memory of 564	1956	f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe	28
PID 564 wrote to memory of 676	564	cmd.exe	30
PID 564 wrote to memory of 676	564	cmd.exe	30
PID 564 wrote to memory of 676	564	cmd.exe	30
PID 564 wrote to memory of 676	564	cmd.exe	30
PID 564 wrote to memory of 976	564	cmd.exe	31
PID 564 wrote to memory of 976	564	cmd.exe	31
PID 564 wrote to memory of 976	564	cmd.exe	31
PID 564 wrote to memory of 976	564	cmd.exe	31
PID 564 wrote to memory of 1572	564	cmd.exe	32
PID 564 wrote to memory of 1572	564	cmd.exe	32
PID 564 wrote to memory of 1572	564	cmd.exe	32
PID 564 wrote to memory of 1572	564	cmd.exe	32
PID 1572 wrote to memory of 1932	1572	net.exe	33
PID 1572 wrote to memory of 1932	1572	net.exe	33
PID 1572 wrote to memory of 1932	1572	net.exe	33
PID 1572 wrote to memory of 1932	1572	net.exe	33
PID 564 wrote to memory of 892	564	cmd.exe	34
PID 564 wrote to memory of 892	564	cmd.exe	34
PID 564 wrote to memory of 892	564	cmd.exe	34
PID 564 wrote to memory of 892	564	cmd.exe	34
PID 564 wrote to memory of 628	564	cmd.exe	35
PID 564 wrote to memory of 628	564	cmd.exe	35
PID 564 wrote to memory of 628	564	cmd.exe	35
PID 564 wrote to memory of 628	564	cmd.exe	35
PID 564 wrote to memory of 1148	564	cmd.exe	36
PID 564 wrote to memory of 1148	564	cmd.exe	36
PID 564 wrote to memory of 1148	564	cmd.exe	36
PID 564 wrote to memory of 1148	564	cmd.exe	36
PID 564 wrote to memory of 692	564	cmd.exe	37
PID 564 wrote to memory of 692	564	cmd.exe	37
PID 564 wrote to memory of 692	564	cmd.exe	37
PID 564 wrote to memory of 692	564	cmd.exe	37
PID 564 wrote to memory of 928	564	cmd.exe	38
PID 564 wrote to memory of 928	564	cmd.exe	38
PID 564 wrote to memory of 928	564	cmd.exe	38
PID 564 wrote to memory of 928	564	cmd.exe	38
PID 564 wrote to memory of 1084	564	cmd.exe	39
PID 564 wrote to memory of 1084	564	cmd.exe	39
PID 564 wrote to memory of 1084	564	cmd.exe	39
PID 564 wrote to memory of 1084	564	cmd.exe	39
PID 564 wrote to memory of 1464	564	cmd.exe	40
PID 564 wrote to memory of 1464	564	cmd.exe	40
PID 564 wrote to memory of 1464	564	cmd.exe	40
PID 564 wrote to memory of 1464	564	cmd.exe	40
PID 564 wrote to memory of 1060	564	cmd.exe	41
PID 564 wrote to memory of 1060	564	cmd.exe	41
PID 564 wrote to memory of 1060	564	cmd.exe	41
PID 564 wrote to memory of 1060	564	cmd.exe	41
PID 564 wrote to memory of 1224	564	cmd.exe	42
PID 564 wrote to memory of 1224	564	cmd.exe	42
PID 564 wrote to memory of 1224	564	cmd.exe	42
PID 564 wrote to memory of 1224	564	cmd.exe	42
PID 564 wrote to memory of 1720	564	cmd.exe	43
PID 564 wrote to memory of 1720	564	cmd.exe	43
PID 564 wrote to memory of 1720	564	cmd.exe	43
PID 564 wrote to memory of 1720	564	cmd.exe	43
PID 564 wrote to memory of 1636	564	cmd.exe	44
PID 564 wrote to memory of 1636	564	cmd.exe	44
PID 564 wrote to memory of 1636	564	cmd.exe	44
PID 564 wrote to memory of 1636	564	cmd.exe	44

C:\Users\Admin\AppData\Local\Temp\f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe
"C:\Users\Admin\AppData\Local\Temp\f25d5aaf5db75844d979878065bf9459e457b19a57b31a97ff653e07fc637b29.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\XXXXXXAC994E22\JH.BAT
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:564
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /delete /tn * /f
    3⤵
    PID:676
- - C:\Windows\SysWOW64\sc.exe
    sc config Schedule start= auto
    3⤵
    - Launches sc.exe
    PID:976
- - C:\Windows\SysWOW64\net.exe
    net start "Task Scheduler"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1572
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start "Task Scheduler"
      4⤵
      PID:1932
- - C:\Windows\SysWOW64\at.exe
    At 0:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:892
- - C:\Windows\SysWOW64\at.exe
    At 1:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:628
- - C:\Windows\SysWOW64\at.exe
    At 2:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1148
- - C:\Windows\SysWOW64\at.exe
    At 3:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:692
- - C:\Windows\SysWOW64\at.exe
    At 4:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:928
- - C:\Windows\SysWOW64\at.exe
    At 5:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1084
- - C:\Windows\SysWOW64\at.exe
    At 6:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1464
- - C:\Windows\SysWOW64\at.exe
    At 7:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1060
- - C:\Windows\SysWOW64\at.exe
    At 8:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1224
- - C:\Windows\SysWOW64\at.exe
    At 9:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1720
- - C:\Windows\SysWOW64\at.exe
    At 10:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:1636
- - C:\Windows\SysWOW64\at.exe
    At 11:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:576
- - C:\Windows\SysWOW64\at.exe
    At 12:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:772
- - C:\Windows\SysWOW64\at.exe
    At 13:00 C:\Windows\XXXXXXAC994E22\svchsot.exe
    3⤵
    PID:588

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\XXXXXXAC994E22\JH.BAT

Filesize
1KB

MD5
09f56ef791dec22839b2aae30a1a71f0

SHA1
34d232a67c48de2f67829af06e9074a44b5ef45c

SHA256
3ee3b25a494748e4e897ddab75c7b5f61ba71e7fbbaa3d11fc375c59fa4c4acd

SHA512
3b8e5f0b7d9239baa03b10204790ee97d7d27cb9b17d1b4089fa332f393b40d03915df6283cd394c97e1eda26282c497a9da4d8a931020000cdd15581bd4985e

Download Submit
memory/1956-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download
memory/1956-60-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1956-57-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/1956-55-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download