2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6

Analysis

max time kernel
111s
max time network
113s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
21/11/2023, 03:10

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General

Target

2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe
Size

1.1MB
MD5

b3f66a6ba3251b95cdaaa4adbd7595c5
SHA1

ed2881d16575dad2da816772b3c269aabd54c50c
SHA256

2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6
SHA512

914b8029ea5521c7ba993ef5088980913eb1d44f5f00deb8268d05d0da580d6d3c163eba2f78ccfb37f451b5db7e96f6d4be9a4ddb86eceedf6bdd394f6efc56
SSDEEP

12288:ZEmC92VnpahSR7BwkASR49lkQHMIWnDp2f47z4PUUhyVb4yDKUgM03qcmT1Pd2K8:ZEF96C6BwkP2lsl8fEQemdM03zmT1Pe

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2244-0-0x0000000000180000-0x00000000002BC000-memory.dmp	upx
behavioral1/memory/2244-15-0x0000000000180000-0x00000000002BC000-memory.dmp	upx
behavioral1/memory/2244-40-0x0000000000180000-0x00000000002BC000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsShell766810.log	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe
File opened for modification	C:\Windows\WindowSystemNewUpdate428.log	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2320	1604	WerFault.exe	28
2884	2680	WerFault.exe	31

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe
Token: SeDebugPrivilege	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe
Token: SeIncBasePriorityPrivilege	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 2244 wrote to memory of 1604	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	28
PID 1604 wrote to memory of 2320	1604	fltMC.exe	30
PID 1604 wrote to memory of 2320	1604	fltMC.exe	30
PID 1604 wrote to memory of 2320	1604	fltMC.exe	30
PID 1604 wrote to memory of 2320	1604	fltMC.exe	30
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2244 wrote to memory of 2680	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	31
PID 2680 wrote to memory of 2884	2680	unregmp2.exe	32
PID 2680 wrote to memory of 2884	2680	unregmp2.exe	32
PID 2680 wrote to memory of 2884	2680	unregmp2.exe	32
PID 2680 wrote to memory of 2884	2680	unregmp2.exe	32
PID 2244 wrote to memory of 2832	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	33
PID 2244 wrote to memory of 2832	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	33
PID 2244 wrote to memory of 2832	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	33
PID 2244 wrote to memory of 2832	2244	2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe	33

C:\Users\Admin\AppData\Local\Temp\2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe
"C:\Users\Admin\AppData\Local\Temp\2cc2025a77f77428dc0145b9c1d27a0ba00944dacfefed830796c9d1ea37d5c6.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\fltMC.exe
  "C:\Windows\SysWOW64\fltMC.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 72
    3⤵
    - Program crash
    PID:2320
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\SysWOW64\unregmp2.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 192
    3⤵
    - Program crash
    PID:2884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\2CC202~1.EXE > nul
  2⤵
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1604-7-0x0000000000250000-0x000000000035D000-memory.dmp

Filesize
1.1MB

Download
memory/1604-2-0x0000000000250000-0x000000000035D000-memory.dmp

Filesize
1.1MB

Download
memory/1604-4-0x0000000000250000-0x000000000035D000-memory.dmp

Filesize
1.1MB

Download
memory/1604-6-0x0000000000250000-0x000000000035D000-memory.dmp

Filesize
1.1MB

Download
memory/2244-33-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-37-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-15-0x0000000000180000-0x00000000002BC000-memory.dmp

Filesize
1.2MB

Download
memory/2244-16-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-25-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-24-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-27-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-29-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-31-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-32-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-0-0x0000000000180000-0x00000000002BC000-memory.dmp

Filesize
1.2MB

Download
memory/2244-35-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-36-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-75-0x0000000003CD0000-0x0000000003DDF000-memory.dmp

Filesize
1.1MB

Download
memory/2244-38-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-40-0x0000000000180000-0x00000000002BC000-memory.dmp

Filesize
1.2MB

Download
memory/2244-43-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-46-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-54-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-55-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-56-0x0000000004730000-0x0000000004C4B000-memory.dmp

Filesize
5.1MB

Download
memory/2244-64-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-65-0x0000000010000000-0x00000000100FD000-memory.dmp

Filesize
1012KB

Download
memory/2244-66-0x0000000003CD0000-0x0000000003DDF000-memory.dmp

Filesize
1.1MB

Download
memory/2244-76-0x0000000003CD0000-0x0000000003DDF000-memory.dmp

Filesize
1.1MB

Download
memory/2680-13-0x0000000000160000-0x000000000026D000-memory.dmp

Filesize
1.1MB

Download