1c6c28d40f6e0afbe38a7a8d3975410d12a37864990e4b7753bd99b681506fb9

Analysis

max time kernel
146s
max time network
119s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 08:15

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General

Target

1549e4673531aefd4daf765e35247205_JaffaCakes118.exe
Size

454KB
MD5

1549e4673531aefd4daf765e35247205
SHA1

a2a94282db52615df2bde3659a39c731b46d6cd5
SHA256

1c6c28d40f6e0afbe38a7a8d3975410d12a37864990e4b7753bd99b681506fb9
SHA512

8d62cfdda5018857a2609b38c10381373f1f38dd2051258e4f6d8a135bffeaf6fdefdc8b5f703488c0ef796dfbee5e4c3c1b1a3128f4a51d155b9c655c7a17f3
SSDEEP

6144:4nk3e5+Bf44O4Bi8SvDz4iJ6/1CTYvhbtlUmz++S+MTp1Fwu+tFxF9t+EeeeuqMs:h3e5+BfO4BiL7tI2uWTp1u7ftxe2qSS

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2296	Exprer.exe

Enumerates connected drives 3 TTPs 21 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)	\??\Q:	Exprer.exe
File opened (read-only)	\??\R:	Exprer.exe
File opened (read-only)	\??\S:	Exprer.exe
File opened (read-only)	\??\Z:	Exprer.exe
File opened (read-only)	\??\E:	Exprer.exe
File opened (read-only)	\??\L:	Exprer.exe
File opened (read-only)	\??\T:	Exprer.exe
File opened (read-only)	\??\X:	Exprer.exe
File opened (read-only)	\??\W:	Exprer.exe
File opened (read-only)	\??\Y:	Exprer.exe
File opened (read-only)	\??\J:	Exprer.exe
File opened (read-only)	\??\K:	Exprer.exe
File opened (read-only)	\??\O:	Exprer.exe
File opened (read-only)	\??\U:	Exprer.exe
File opened (read-only)	\??\N:	Exprer.exe
File opened (read-only)	\??\P:	Exprer.exe
File opened (read-only)	\??\V:	Exprer.exe
File opened (read-only)	\??\G:	Exprer.exe
File opened (read-only)	\??\H:	Exprer.exe
File opened (read-only)	\??\I:	Exprer.exe
File opened (read-only)	\??\M:	Exprer.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Exporer.exe	Exprer.exe
File opened for modification	C:\Windows\SysWOW64\Exporer.exe	Exprer.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Exprer.exe	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe
File opened for modification	C:\Windows\Exprer.exe	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell	Exprer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	Exprer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}	Exprer.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe
2296	Exprer.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2296	2108	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe	28
PID 2108 wrote to memory of 2296	2108	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe	28
PID 2108 wrote to memory of 2296	2108	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe	28
PID 2108 wrote to memory of 2296	2108	1549e4673531aefd4daf765e35247205_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\1549e4673531aefd4daf765e35247205_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1549e4673531aefd4daf765e35247205_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\Exprer.exe
  "C:\Windows\Exprer.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops file in System32 directory
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Exprer.exe

Filesize
454KB

MD5
1549e4673531aefd4daf765e35247205

SHA1
a2a94282db52615df2bde3659a39c731b46d6cd5

SHA256
1c6c28d40f6e0afbe38a7a8d3975410d12a37864990e4b7753bd99b681506fb9

SHA512
8d62cfdda5018857a2609b38c10381373f1f38dd2051258e4f6d8a135bffeaf6fdefdc8b5f703488c0ef796dfbee5e4c3c1b1a3128f4a51d155b9c655c7a17f3

Download Submit
memory/2108-0-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2108-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2296-9-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2296-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2296-15-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download