purecrypter | 47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d

Analysis

max time kernel
99s
max time network
141s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05-04-2023 11:03

Target

47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe
Size

23KB
MD5

4a5b45207512b2f4ee3bd8cd7a25ba9e
SHA1

2700be565b25a627c86adf20798e90e99958a3ea
SHA256

47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d
SHA512

a1e26da024c534083fde7dee2846973489ceb06c536a751bde47fa74977efe5ab3762bd8f82bc427800eb43ee9e56064dcbd755d00454c2be112cdd04eb2e4ce
SSDEEP

384:YbrFmwPzQHzVZJq/S8frSo62tCT+UuSvwiFawG:Ah2HzIfrS8fiFa/

Score

10^/10

Family

purecrypter

https://onedrive.live.com/download?cid=BD9480D014FE52E5&resid=BD9480D014FE52E5%21385&authkey=AB7WYGSbxFgcTyw

PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
loader downloader purecrypter

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1820	2036	WerFault.exe	25

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1820	2036	47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe	28
PID 2036 wrote to memory of 1820	2036	47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe	28
PID 2036 wrote to memory of 1820	2036	47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe	28
PID 2036 wrote to memory of 1820	2036	47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe	28

C:\Users\Admin\AppData\Local\Temp\47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe
"C:\Users\Admin\AppData\Local\Temp\47fb3f47c7d8d30d6bc605805e10fa9c60af5c0516b93e475c030da9144a715d.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1060
  2⤵
  - Program crash
  PID:1820

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar37CB.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
memory/2036-54-0x0000000001280000-0x000000000128C000-memory.dmp

Filesize
48KB

Download
memory/2036-55-0x0000000000560000-0x00000000005A0000-memory.dmp

Filesize
256KB

Download
memory/2036-113-0x0000000000560000-0x00000000005A0000-memory.dmp

Filesize
256KB

Download