661fecee662cf012d4f4ecac126dba1ff047410c32675bd15fcfd66bd089cffc

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 12:38

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General

Target
2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
Size 73KB
Sample240404-pt2wzagc87
SHA256 661fecee662cf012d4f4ecac126dba1ff047410c32675bd15fcfd66bd089cffc
MD5 675f5cb75497443ad398d0481f9f72e4
SHA1 5aed23f99465d4d66a3423c5ef8412f0cdcc1fe8
SHA512 fb758c71325c3bb13d13c3186d89e8bdfad248d9a993631fb8390636db574cf97ce29310ca0d7963cabdfbf0d82312356c21cf0ef1febb73b0225a312502a629
SSDEEP 1536:d55u555555555pmgSeGDjtQhnwmmB0ybMqqU+2bbbAV2/S2mr3IdE8mne0Avu5rJ:VMSjOnrmBTMqqDL2/mr3IdE8we0Avu5F
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\imqtphsfxbt = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe"	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe

Enumerates connected drives 3 TTPs 23 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)	\??\V:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\E:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\S:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\N:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\R:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\T:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\Y:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\H:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\K:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\P:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\Q:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\U:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\X:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\Z:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\A:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\B:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\J:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\L:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\M:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\O:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\W:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\G:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
File opened (read-only)	\??\I:	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe

Checks processor information in registry 2 TTPs 3 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	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 312	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	89
PID 4932 wrote to memory of 312	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	89
PID 4932 wrote to memory of 312	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	89
PID 4932 wrote to memory of 4892	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	98
PID 4932 wrote to memory of 4892	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	98
PID 4932 wrote to memory of 4892	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	98
PID 4932 wrote to memory of 4064	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	100
PID 4932 wrote to memory of 4064	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	100
PID 4932 wrote to memory of 4064	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	100
PID 4932 wrote to memory of 2644	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	103
PID 4932 wrote to memory of 2644	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	103
PID 4932 wrote to memory of 2644	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	103
PID 4932 wrote to memory of 4976	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	105
PID 4932 wrote to memory of 4976	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	105
PID 4932 wrote to memory of 4976	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	105
PID 4932 wrote to memory of 2636	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	107
PID 4932 wrote to memory of 2636	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	107
PID 4932 wrote to memory of 2636	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	107
PID 4932 wrote to memory of 1812	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	109
PID 4932 wrote to memory of 1812	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	109
PID 4932 wrote to memory of 1812	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	109
PID 4932 wrote to memory of 4428	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	111
PID 4932 wrote to memory of 4428	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	111
PID 4932 wrote to memory of 4428	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	111
PID 4932 wrote to memory of 4940	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	113
PID 4932 wrote to memory of 4940	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	113
PID 4932 wrote to memory of 4940	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	113
PID 4932 wrote to memory of 2372	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	115
PID 4932 wrote to memory of 2372	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	115
PID 4932 wrote to memory of 2372	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	115
PID 4932 wrote to memory of 2316	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	117
PID 4932 wrote to memory of 2316	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	117
PID 4932 wrote to memory of 2316	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	117
PID 4932 wrote to memory of 4400	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	119
PID 4932 wrote to memory of 4400	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	119
PID 4932 wrote to memory of 4400	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	119
PID 4932 wrote to memory of 5068	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	121
PID 4932 wrote to memory of 5068	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	121
PID 4932 wrote to memory of 5068	4932	2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe	121

C:\Users\Admin\AppData\Local\Temp\2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-04_675f5cb75497443ad398d0481f9f72e4_gandcrab.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:312
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:4892
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:4064
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:2644
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:4976
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2636
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1812
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:4428
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:4940
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:2372
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:2316
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:4400
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:5068