gh0strat | 35963c8add8453f7f9e43938147d09f18fa14001397ede3d18505f79adf8c6eb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 01:53

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General

Target

2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
Size

16.5MB
MD5

99873d247f7f1d9903f64a99ee789c92
SHA1

b374e11019fb68ec2bcab0d02c6b0c00e6664ad5
SHA256

35963c8add8453f7f9e43938147d09f18fa14001397ede3d18505f79adf8c6eb
SHA512

e33b2748fb2d9ac02fa1cd4075ddfc222a76e6ba4961f2e65e054d0c96370d8dcf8f70113906599c21f98e9ee5622c75cbb5d889792246532013cc7dbfa86e9f
SSDEEP

196608:VKXbeO7Ym0E7MfAvsHfldaEt3upJmEIvCPww+VqjAI53:e7aCYAGraEt3upJmEIvCPww93

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3412-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3412-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1084-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1084-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3412-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b96-5.dat	family_gh0strat
behavioral2/memory/3412-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3412-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1084-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1084-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3412-23-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240620953.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000a000000023b9f-52.dat	acprotect

Executes dropped EXE 6 IoCs

pid	Process
3092	R.exe
3412	N.exe
1084	TXPlatfor.exe
4944	TXPlatfor.exe
1352	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
624	Remote Data.exe

Loads dropped DLL 4 IoCs

pid	Process
3092	R.exe
4832	svchost.exe
1352	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
624	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240620953.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3412-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3412-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3412-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1084-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1084-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1352-51-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/files/0x000a000000023b9f-52.dat	upx
behavioral2/memory/4944-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1084-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3412-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1352-70-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\futurerestore.exe	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
behavioral2/files/0x000a000000023b9d-44.dat	embeds_openssl

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
324	cmd.exe
2100	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2100	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4944	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3412	N.exe
Token: SeLoadDriverPrivilege	4944	TXPlatfor.exe
Token: 33	4944	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4944	TXPlatfor.exe
Token: 33	4944	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4944	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
1352	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
1352	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
1352	HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 3092	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	83
PID 3100 wrote to memory of 3092	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	83
PID 3100 wrote to memory of 3092	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	83
PID 3100 wrote to memory of 3412	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	86
PID 3100 wrote to memory of 3412	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	86
PID 3100 wrote to memory of 3412	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	86
PID 3412 wrote to memory of 324	3412	N.exe	88
PID 3412 wrote to memory of 324	3412	N.exe	88
PID 3412 wrote to memory of 324	3412	N.exe	88
PID 1084 wrote to memory of 4944	1084	TXPlatfor.exe	89
PID 1084 wrote to memory of 4944	1084	TXPlatfor.exe	89
PID 1084 wrote to memory of 4944	1084	TXPlatfor.exe	89
PID 3100 wrote to memory of 1352	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	90
PID 3100 wrote to memory of 1352	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	90
PID 3100 wrote to memory of 1352	3100	2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe	90
PID 324 wrote to memory of 2100	324	cmd.exe	92
PID 324 wrote to memory of 2100	324	cmd.exe	92
PID 324 wrote to memory of 2100	324	cmd.exe	92
PID 4832 wrote to memory of 624	4832	svchost.exe	93
PID 4832 wrote to memory of 624	4832	svchost.exe	93
PID 4832 wrote to memory of 624	4832	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3092
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3412
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:324
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2100
- C:\Users\Admin\AppData\Local\Temp\HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1352

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:884

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240620953.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:624

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1084
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:4944

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2025-01-04_99873d247f7f1d9903f64a99ee789c92_icedid.exe

Filesize
13.8MB

MD5
acbfcac85627b0a6c70a764f19366d22

SHA1
5b38800cd78f964105aff210ef9ac144cd4cc8c2

SHA256
63aa2a5e262d6ca2802625189f466fdcb7939370838c12b493c53c8b2149370e

SHA512
148a84c23f23cffbbdeddee9fae2f9f07aed244d508366038fe9d1a4414c7d18b8b9e972d5d55e22f446154a0c415c3749b0e444b113c54e8fce74f1bb8217f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.7MB

MD5
1db8eb2158565e1b2c031f730fe9cba4

SHA1
5f30ff405947fbf28e7d647acc572c2e82e536b6

SHA256
177ca7fbd7a09d86ee2fbc60310b5d0c21489f89b0a361d0b44ba93f33cb2f9f

SHA512
5dfd611c016d63fd85b5fcd46fc675c34a8f49b484f3efad7bbb40041df3f407ce6d48dd4b7650180e44a2bd459cf321e19ed78187ebdaae383ec994498b5a1e

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
C:\Windows\SysWOW64\240620953.txt

Filesize
899KB

MD5
5f14bccdd230ee32debaad7c1dca5aac

SHA1
c22be58e03603678a1e86169598d464f728fcedd

SHA256
4993dc19236d821804488c69193c25117d884b11af55c9623ff149c3176844cf

SHA512
8770f85c64586ba679c29f4a5cf3275a3567b5d942a712948d19901e690c88014a90e94efe572db5c148500f585e4a285e0de8d624bf51d713dd865e25672fb5

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1084-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1084-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1084-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1352-70-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1352-51-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/3412-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3412-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3412-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3412-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download