gh0strat | e1899f8496c763f95eddc25b9cdbc6687211d24bdf57faff3db9a952ff6ccba2

Analysis

max time kernel
141s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 08:25

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General

Target

5f9ea446bd8a6ba62d57fcc99a365381.exe
Size

984KB
MD5

5f9ea446bd8a6ba62d57fcc99a365381
SHA1

6b082fe198884e0109bc4239f668ebc6bef913b7
SHA256

e1899f8496c763f95eddc25b9cdbc6687211d24bdf57faff3db9a952ff6ccba2
SHA512

5297072739fa70542527fc2d8527ea684ae4ff66e411fe7ac2f0e747c7b34ee05c109f7e5d848309777ad102ed2ccf5c5d6ce90491c1e9e9943bc145e12bac01
SSDEEP

12288:iM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmZZ4:iM5j8Z3aKHx5r+TuxX+IwffFZZ4

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023204-5.dat	family_gh0strat
behavioral2/files/0x0007000000023204-6.dat	family_gh0strat
behavioral2/files/0x0007000000023204-4.dat	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

Executes dropped EXE 1 IoCs

pid	Process
2280	svchest432048043204801465662051.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe"	5f9ea446bd8a6ba62d57fcc99a365381.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	5f9ea446bd8a6ba62d57fcc99a365381.exe
File created	\??\c:\Windows\BJ.exe	5f9ea446bd8a6ba62d57fcc99a365381.exe
File created	\??\c:\Windows\svchest432048043204801465662051.exe	5f9ea446bd8a6ba62d57fcc99a365381.exe
File opened for modification	\??\c:\Windows\svchest432048043204801465662051.exe	5f9ea446bd8a6ba62d57fcc99a365381.exe
File created	\??\c:\Windows\notepab.exe	5f9ea446bd8a6ba62d57fcc99a365381.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3448 wrote to memory of 2280	3448	5f9ea446bd8a6ba62d57fcc99a365381.exe	20
PID 3448 wrote to memory of 2280	3448	5f9ea446bd8a6ba62d57fcc99a365381.exe	20
PID 3448 wrote to memory of 2280	3448	5f9ea446bd8a6ba62d57fcc99a365381.exe	20

C:\Users\Admin\AppData\Local\Temp\5f9ea446bd8a6ba62d57fcc99a365381.exe
"C:\Users\Admin\AppData\Local\Temp\5f9ea446bd8a6ba62d57fcc99a365381.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3448
- \??\c:\Windows\svchest432048043204801465662051.exe
  c:\Windows\svchest432048043204801465662051.exe
  2⤵
  - Executes dropped EXE
  PID:2280

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

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Downloads

C:\Windows\svchest432048043204801465662051.exe

Filesize
40KB

MD5
3cff53bad6cd17dadea6d07d59b0a04b

SHA1
3886877e6a262c708725a20df93fa282a9dc3e5b

SHA256
da2b00e3d0a81ea088fadd36ea0e20bab93d38cbf1af1f520ee7319e928882f4

SHA512
da070ecaa3d9f8cec0bcd7ce2d1b160e2393a36f63e80f0924faa7bdeffa7149484386897be6c854724bb074d22e94ab6b31c0bcdc5cc136c6f9f0da9afaebd3

Download Submit
C:\Windows\svchest432048043204801465662051.exe

Filesize
1KB

MD5
83d31537bae0f26725fdfc0803aa42c7

SHA1
436acb953959ad81c1144b5ee534ba1d68b6be89

SHA256
82d81daa1833fff2a46d5ce0d439cd746e0c196e48f7a96a8f60166e8a6f23e2

SHA512
14d48f92e6ee84f57d2385ebce592b2c49c05f305eed069fffb1e6fd132f27104363bf4906ec03c9ada8d382a1d2828768d8c45e08854b913e22ddeafcd626fd

Download Submit
\??\c:\Windows\svchest432048043204801465662051.exe

Filesize
11KB

MD5
b9b72562493f945b6e20c482d946efed

SHA1
47b2e70ba3c605e278abc51ed95a00839974c22a

SHA256
4a6b9d311385618d2ffac52998d5b7df3b82eb7ebf26ee9d6b1eb6d8b3f324b3

SHA512
ab482fb999d8f244093f67c3484c42b6296313075eecce2ddf2074a80342f4774cb2acc464205b3f04df92729a1512d01a2c91705a8f08591ccc18bb053d34fe

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads