cfa3e0840fe120fb6dfbb24da4710fd95a6300df13fbb6ee865c2f4160459465

Analysis

max time kernel
146s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26/05/2024, 07:25

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General

Target
2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
Size 73KB
Sample240526-h89rssbc2y
SHA256 cfa3e0840fe120fb6dfbb24da4710fd95a6300df13fbb6ee865c2f4160459465
MD5 2efd4dc5dfc71aade92768936f283ef4
SHA1 b37e56e31cc0f78041befd336224ac86de7969f8
SHA512 f9351ec4abc277afa3a88b08b341f9c97046fa1f98e149f52eb766c786f27fd601943a30438a7e28315a6b3d8c3dbe29dff2caf1cec04ca13254f26d843e6abd
SSDEEP 1536:d555555555555pmgSeGDjtQhnwmmB0ypXdMqqU+2bbbAV2/S2mr3IdE8mne0AvuN:aMSjOnrmBBtMqqDL2/mr3IdE8we0Avuj
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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\jsonwmuvmlr = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe"	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_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)	\??\A:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\E:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\T:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\Y:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\X:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\H:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\I:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\L:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\M:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\P:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\Q:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\S:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\U:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\B:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\G:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\J:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\K:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\N:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\O:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\R:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\W:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\V:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
File opened (read-only)	\??\Z:	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_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	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 2020	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	83
PID 1816 wrote to memory of 2020	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	83
PID 1816 wrote to memory of 2020	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	83
PID 1816 wrote to memory of 3960	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	92
PID 1816 wrote to memory of 3960	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	92
PID 1816 wrote to memory of 3960	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	92
PID 1816 wrote to memory of 3176	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	94
PID 1816 wrote to memory of 3176	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	94
PID 1816 wrote to memory of 3176	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	94
PID 1816 wrote to memory of 5068	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	97
PID 1816 wrote to memory of 5068	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	97
PID 1816 wrote to memory of 5068	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	97
PID 1816 wrote to memory of 1664	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	99
PID 1816 wrote to memory of 1664	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	99
PID 1816 wrote to memory of 1664	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	99
PID 1816 wrote to memory of 3824	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	101
PID 1816 wrote to memory of 3824	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	101
PID 1816 wrote to memory of 3824	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	101
PID 1816 wrote to memory of 4480	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	103
PID 1816 wrote to memory of 4480	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	103
PID 1816 wrote to memory of 4480	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	103
PID 1816 wrote to memory of 4088	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	105
PID 1816 wrote to memory of 4088	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	105
PID 1816 wrote to memory of 4088	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	105
PID 1816 wrote to memory of 1980	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	107
PID 1816 wrote to memory of 1980	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	107
PID 1816 wrote to memory of 1980	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	107
PID 1816 wrote to memory of 1364	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	109
PID 1816 wrote to memory of 1364	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	109
PID 1816 wrote to memory of 1364	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	109
PID 1816 wrote to memory of 2580	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	111
PID 1816 wrote to memory of 2580	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	111
PID 1816 wrote to memory of 2580	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	111
PID 1816 wrote to memory of 1564	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	113
PID 1816 wrote to memory of 1564	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	113
PID 1816 wrote to memory of 1564	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	113
PID 1816 wrote to memory of 4840	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	115
PID 1816 wrote to memory of 4840	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	115
PID 1816 wrote to memory of 4840	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	115
PID 1816 wrote to memory of 4428	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	117
PID 1816 wrote to memory of 4428	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	117
PID 1816 wrote to memory of 4428	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	117
PID 1816 wrote to memory of 2588	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	119
PID 1816 wrote to memory of 2588	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	119
PID 1816 wrote to memory of 2588	1816	2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe	119

C:\Users\Admin\AppData\Local\Temp\2024-05-26_2efd4dc5dfc71aade92768936f283ef4_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-26_2efd4dc5dfc71aade92768936f283ef4_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:1816
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:2020
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:3960
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:3176
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:5068
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:1664
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:3824
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:4480
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:4088
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:1980
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1364
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:2580
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:1564
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:4840
- 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:2588