423cb8c5cd62863dc39af15cfbcb3afafa8ff5fe54b267f03f90983889254e4d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 03:28

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General

Target
2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
Size 73KB
Sample240328-d1rtssdg3z
SHA256 423cb8c5cd62863dc39af15cfbcb3afafa8ff5fe54b267f03f90983889254e4d
MD5 1addc6e753c42cd974f38b4203c518e0
SHA1 aadc11bc3b643bd243fae6620f4ad4bf849ed02a
SHA512 ec2b163be1acdbb760c0d37a20fd4513e5996353846c7b7447346d493e409d5c06fb0605e95f17c5705f4f8841ec2a6d3272deac85df9848efea49771a5fc09a
SSDEEP 1536:f55u555555555pmgSeGDjtQhnwmmB0ybMqqU+2bbbAV2/S2mr3IdE8mne0Avu5rJ:rMSjOnrmBTMqqDL2/mr3IdE8we0Avu5h
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-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\flahdwdttpw = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe"	2024-03-28_1addc6e753c42cd974f38b4203c518e0_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)	\??\B:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\V:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\Y:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\A:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\H:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\K:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\M:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\G:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\I:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\S:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\T:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\E:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\J:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\L:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\N:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\O:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\P:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\Q:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\R:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\U:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\W:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\X:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
File opened (read-only)	\??\Z:	2024-03-28_1addc6e753c42cd974f38b4203c518e0_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	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 424	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	89
PID 4472 wrote to memory of 424	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	89
PID 4472 wrote to memory of 424	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	89
PID 4472 wrote to memory of 540	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	98
PID 4472 wrote to memory of 540	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	98
PID 4472 wrote to memory of 540	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	98
PID 4472 wrote to memory of 1276	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	100
PID 4472 wrote to memory of 1276	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	100
PID 4472 wrote to memory of 1276	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	100
PID 4472 wrote to memory of 620	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	103
PID 4472 wrote to memory of 620	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	103
PID 4472 wrote to memory of 620	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	103
PID 4472 wrote to memory of 5056	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	105
PID 4472 wrote to memory of 5056	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	105
PID 4472 wrote to memory of 5056	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	105
PID 4472 wrote to memory of 3420	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	107
PID 4472 wrote to memory of 3420	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	107
PID 4472 wrote to memory of 3420	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	107
PID 4472 wrote to memory of 1040	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	109
PID 4472 wrote to memory of 1040	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	109
PID 4472 wrote to memory of 1040	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	109
PID 4472 wrote to memory of 436	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	111
PID 4472 wrote to memory of 436	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	111
PID 4472 wrote to memory of 436	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	111
PID 4472 wrote to memory of 2292	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	113
PID 4472 wrote to memory of 2292	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	113
PID 4472 wrote to memory of 2292	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	113
PID 4472 wrote to memory of 1196	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	115
PID 4472 wrote to memory of 1196	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	115
PID 4472 wrote to memory of 1196	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	115
PID 4472 wrote to memory of 116	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	117
PID 4472 wrote to memory of 116	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	117
PID 4472 wrote to memory of 116	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	117
PID 4472 wrote to memory of 4500	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	119
PID 4472 wrote to memory of 4500	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	119
PID 4472 wrote to memory of 4500	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	119
PID 4472 wrote to memory of 2628	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	121
PID 4472 wrote to memory of 2628	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	121
PID 4472 wrote to memory of 2628	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	121
PID 4472 wrote to memory of 1664	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	123
PID 4472 wrote to memory of 1664	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	123
PID 4472 wrote to memory of 1664	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	123
PID 4472 wrote to memory of 1940	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	125
PID 4472 wrote to memory of 1940	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	125
PID 4472 wrote to memory of 1940	4472	2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe	125

C:\Users\Admin\AppData\Local\Temp\2024-03-28_1addc6e753c42cd974f38b4203c518e0_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-28_1addc6e753c42cd974f38b4203c518e0_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:4472
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:424
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:540
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:1276
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:620
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:5056
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:3420
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1040
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:436
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2292
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1196
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:116
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:4500
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:2628
- 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:1940