gh0strat | eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484

General

Target

eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
Size

114KB
MD5

c4a0cde1025bad5dc53dd73ec2b5ad4f
SHA1

2860366d72aecc844f19382ef5abdc2a8a928b73
SHA256

eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484
SHA512

38e20cc7471d8fa4c0eeeadc1eac9bddfdc3b9689c4626dd07cf4b3c6366eeda0e66e025f19c23eddfe5d31205b94592c5e583cd7fd13ac3a63032d6dc62f2d9
SSDEEP

3072:WyIpG2/iDbYVvgXdSeh17hBkPMmUZHO+B:XIposGo+OM/Zu

Score

10^/10

gh0strat rat upx

Malware Config

Extracted

Family

gh0strat

C2

110.40.43.81

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/1308-1-0x0000000010000000-0x0000000010015000-memory.dmp	family_gh0strat
behavioral1/memory/2608-15-0x00000000004B0000-0x0000000000514000-memory.dmp	family_gh0strat
behavioral1/memory/2608-17-0x0000000000400000-0x0000000000464000-memory.dmp	family_gh0strat
behavioral1/memory/2568-22-0x0000000000400000-0x0000000000464000-memory.dmp	family_gh0strat
behavioral1/memory/1308-23-0x0000000000400000-0x0000000000464000-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

Executes dropped EXE 2 IoCs

pid	Process
2608	Terms.exe
2568	Terms.exe

Loads dropped DLL 1 IoCs

pid	Process
2608	Terms.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1308-0-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/files/0x000b000000014b6d-7.dat	upx
behavioral1/memory/2608-8-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2608-17-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2568-22-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1308-23-0x0000000000400000-0x0000000000464000-memory.dmp	upx

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\O:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\V:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\Y:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\P:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\S:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\U:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\Z:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\B:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\G:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\H:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\L:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\T:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\I:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\K:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\N:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\R:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\X:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\E:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\M:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\Q:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened (read-only)	\??\W:	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Terms.exe	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
File opened for modification	C:\Program Files (x86)\Terms.exe	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1308	eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 2568	2608	Terms.exe	29
PID 2608 wrote to memory of 2568	2608	Terms.exe	29
PID 2608 wrote to memory of 2568	2608	Terms.exe	29
PID 2608 wrote to memory of 2568	2608	Terms.exe	29

C:\Users\Admin\AppData\Local\Temp\eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe
"C:\Users\Admin\AppData\Local\Temp\eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484.exe"
1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1308

C:\Program Files (x86)\Terms.exe
"C:\Program Files (x86)\Terms.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Program Files (x86)\Terms.exe
  "C:\Program Files (x86)\Terms.exe" Win7
  2⤵
  - Executes dropped EXE
  PID:2568

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

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Downloads

C:\Program Files (x86)\Terms.exe

Filesize
114KB

MD5
c4a0cde1025bad5dc53dd73ec2b5ad4f

SHA1
2860366d72aecc844f19382ef5abdc2a8a928b73

SHA256
eb118b4dfc58c978232dbb9f0aa9b8854f005460c1c3f0453edcec01e13ab484

SHA512
38e20cc7471d8fa4c0eeeadc1eac9bddfdc3b9689c4626dd07cf4b3c6366eeda0e66e025f19c23eddfe5d31205b94592c5e583cd7fd13ac3a63032d6dc62f2d9

Download Submit
memory/1308-0-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1308-1-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download
memory/1308-23-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2568-22-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2608-8-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2608-15-0x00000000004B0000-0x0000000000514000-memory.dmp

Filesize
400KB

Download
memory/2608-17-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads