f018a0129bca59202be6b3c9c2023a6bda8e5472b80ce107dab2202740471aad

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04/02/2024, 21:15

Target

902c23896b6595110015a4d477606d93.exe
Size

19KB
MD5

902c23896b6595110015a4d477606d93
SHA1

ecd9439c115055d04a34c5bce3359bf94d5cb5cc
SHA256

f018a0129bca59202be6b3c9c2023a6bda8e5472b80ce107dab2202740471aad
SHA512

d913cbe3c80a22bf7b7fe9dc1807fa1a101a4b85503fcebcb9c679d992ddf18a0182e01db5139702b3acea7c08778390a962dd10c261b304a94f99ece9f61e68
SSDEEP

384:eC92H43F+eogcQoHLVe4Cyb/41Lz7BFRKyojbUHm9BFBFVD68P94vLtpNrnPCA7:fBcetoHh1C0UH1ejIGrFBFVWk9oNnKA7

Score

7^/10

Deletes itself 1 IoCs

pid	Process
2740	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2980	dfrgsrv.exe

Loads dropped DLL 2 IoCs

pid	Process
1520	902c23896b6595110015a4d477606d93.exe
1520	902c23896b6595110015a4d477606d93.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dfrgsrv.exe	902c23896b6595110015a4d477606d93.exe
File opened for modification	C:\Windows\SysWOW64\dfrgsrv.exe	902c23896b6595110015a4d477606d93.exe
File created	C:\Windows\SysWOW64\ld889.tmp	dfrgsrv.exe
File opened for modification	C:\Windows\SysWOW64\ld889.tmp	dfrgsrv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2980	dfrgsrv.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	902c23896b6595110015a4d477606d93.exe
Token: SeIncBasePriorityPrivilege	1520	902c23896b6595110015a4d477606d93.exe
Token: SeDebugPrivilege	2980	dfrgsrv.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1520	902c23896b6595110015a4d477606d93.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 2980	1520	902c23896b6595110015a4d477606d93.exe	28
PID 1520 wrote to memory of 2980	1520	902c23896b6595110015a4d477606d93.exe	28
PID 1520 wrote to memory of 2980	1520	902c23896b6595110015a4d477606d93.exe	28
PID 1520 wrote to memory of 2980	1520	902c23896b6595110015a4d477606d93.exe	28
PID 1520 wrote to memory of 2740	1520	902c23896b6595110015a4d477606d93.exe	29
PID 1520 wrote to memory of 2740	1520	902c23896b6595110015a4d477606d93.exe	29
PID 1520 wrote to memory of 2740	1520	902c23896b6595110015a4d477606d93.exe	29
PID 1520 wrote to memory of 2740	1520	902c23896b6595110015a4d477606d93.exe	29
PID 2980 wrote to memory of 436	2980	dfrgsrv.exe	3

C:\Users\Admin\AppData\Local\Temp\902c23896b6595110015a4d477606d93.exe
"C:\Users\Admin\AppData\Local\Temp\902c23896b6595110015a4d477606d93.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\dfrgsrv.exe
  C:\Windows\system32\dfrgsrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\902C23~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2740

\Windows\SysWOW64\dfrgsrv.exe

Filesize
14KB

MD5
59e3f1a738d267376fdb2aed5332b565

SHA1
e4a0497e5242a5e339a206b2a86fe8c365628ac6

SHA256
d6e267f58e2a4e5fed4b02c6de63c520a464541e6fa941c0ee694911bf00951b

SHA512
81dcccb4bc2a1812e824fbe77fd934ceaa646f48cccb5ba3cde3d6d4dc3c4d73e772724e288318b1be42edec238d7dd157081b0047e089a7356ed074beda3adf

Download Submit
memory/436-12-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download