55eba98a5bdf7305753381ec19cffa3e4f1af42cd91a415c89e066dbfc1b3ac5

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 16:20

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General

Target
7c3a0bb590d3616fbd7e2e75e30f2067.exe
Size 479KB
Sample231226-ts2l2aacbk
SHA256 55eba98a5bdf7305753381ec19cffa3e4f1af42cd91a415c89e066dbfc1b3ac5
MD5 7c3a0bb590d3616fbd7e2e75e30f2067
SHA1 50f8b5eec295cec68326547409c0dc0b8f553a36
SHA512 5249a725f5918fbdfdf39063cd6ef3eb403ee83d176776ebae42f08edf1e1ef7f6d0bb6bfdf05edc171145ac8d2c450ac149eebc88b6887c60c8295acbaaa62b
SSDEEP 12288:YrinrtpQBBeHMK7WvytIhJE4ya8/+UxDam0p:YWHJ7WlhyO8/+U9Y
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7c3a0bb590d3616fbd7e2e75e30f2067.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	qq.EXE

Executes dropped EXE 1 IoCs

pid	Process
2532	qq.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 3364	2532	qq.EXE	93

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\qq.EXE	7c3a0bb590d3616fbd7e2e75e30f2067.exe
File created	C:\Program Files\qq.EXE	7c3a0bb590d3616fbd7e2e75e30f2067.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000_Classes\Local Settings	explorer.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2532	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	92
PID 2320 wrote to memory of 2532	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	92
PID 2320 wrote to memory of 2532	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	92
PID 2532 wrote to memory of 3364	2532	qq.EXE	93
PID 2532 wrote to memory of 3364	2532	qq.EXE	93
PID 2532 wrote to memory of 3364	2532	qq.EXE	93
PID 2320 wrote to memory of 212	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	94
PID 2320 wrote to memory of 212	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	94
PID 2320 wrote to memory of 212	2320	7c3a0bb590d3616fbd7e2e75e30f2067.exe	94

C:\Users\Admin\AppData\Local\Temp\7c3a0bb590d3616fbd7e2e75e30f2067.exe
"C:\Users\Admin\AppData\Local\Temp\7c3a0bb590d3616fbd7e2e75e30f2067.exe"
1⤵
- Checks BIOS information in registry
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Program Files\qq.EXE
  "C:\Program Files\qq.EXE"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\explorer.exe
    C:\Windows\explorer.exe
    3⤵
    - Modifies registry class
    PID:3364
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\7c3a0bb590d3616fbd7e2e75e30f2067.exe"
  2⤵
  PID:212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

qq.EXE

Path C:\Program Files\qq.EXE
Size 479KB
SHA256 55eba98a5bdf7305753381ec19cffa3e4f1af42cd91a415c89e066dbfc1b3ac5
MD5 7c3a0bb590d3616fbd7e2e75e30f2067
SHA1 50f8b5eec295cec68326547409c0dc0b8f553a36
SHA512 5249a725f5918fbdfdf39063cd6ef3eb403ee83d176776ebae42f08edf1e1ef7f6d0bb6bfdf05edc171145ac8d2c450ac149eebc88b6887c60c8295acbaaa62b
SSDEEP 12288:YrinrtpQBBeHMK7WvytIhJE4ya8/+UxDam0p:YWHJ7WlhyO8/+U9Y
MD5 SHA1 SHA512 SSDEEP

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memory/2320-0-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2320-1-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2320-2-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2320-3-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2320-13-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2532-8-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2532-9-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2532-12-0x0000000010000000-0x000000001008E000-memory.dmp

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memory/2532-10-0x0000000010000000-0x000000001008E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads