c1bed15febcb0c3a2d70753191685f621dbf8b8ed3574ed89d652834b68a962b

Analysis

max time kernel
146s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
15/01/2024, 04:43

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General

Target

5c2a626920fe21d6cbcd3d3eceae4bd8.exe
Size

92KB
MD5

5c2a626920fe21d6cbcd3d3eceae4bd8
SHA1

54bcd11b2c7685415aa887accd4187e4b4ab451f
SHA256

c1bed15febcb0c3a2d70753191685f621dbf8b8ed3574ed89d652834b68a962b
SHA512

a9820f4d6d7fce4da96144be4ed45a1c6ac5522f87829072e474c9198419965b54903f5a401260041e2c440c2e2ee3034cc55ef25751a952ab892eca34d38226
SSDEEP

1536:QvdRpxpVVxXgEJEBUTL3LD95duLvs+gvt23x2yK+RZxbfhE9IaZv98IPxj/fwyhr:KRpHVVhgknLRnuTZgF2vtRq9ISbPxj/U

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
736	taskmngr.exe
4988	taskmngr.exe
932	taskmngr.exe
2448	taskmngr.exe
4968	taskmngr.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1140-0-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/1140-4-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/files/0x00030000000228ab-3.dat	upx
behavioral2/memory/736-6-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/736-9-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4988-10-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4988-11-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4988-14-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/932-15-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/2448-19-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/932-18-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/2448-20-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4968-24-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/2448-23-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4968-25-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/2532-66-0x0000000000400000-0x00000000004D6000-memory.dmp	upx
behavioral2/memory/4968-65-0x0000000000400000-0x00000000004D6000-memory.dmp	upx

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\taskmngr.exe	taskmngr.exe
File created	C:\Windows\SysWOW64\taskmngr.exe	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
File opened for modification	C:\Windows\SysWOW64\taskmngr.exe	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
File created	C:\Windows\SysWOW64\taskmngr.exe	taskmngr.exe
File created	C:\Windows\SysWOW64\taskmngr.exe	taskmngr.exe
File created	C:\Windows\SysWOW64\taskmngr.exe	taskmngr.exe
File created	C:\Windows\SysWOW64\taskmngr.exe	taskmngr.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
736	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
4988	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
932	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
2448	taskmngr.exe
4968	taskmngr.exe
4968	taskmngr.exe
4968	taskmngr.exe
4968	taskmngr.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 736	1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe	95
PID 1140 wrote to memory of 736	1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe	95
PID 1140 wrote to memory of 736	1140	5c2a626920fe21d6cbcd3d3eceae4bd8.exe	95
PID 736 wrote to memory of 4988	736	taskmngr.exe	101
PID 736 wrote to memory of 4988	736	taskmngr.exe	101
PID 736 wrote to memory of 4988	736	taskmngr.exe	101
PID 4988 wrote to memory of 932	4988	taskmngr.exe	103
PID 4988 wrote to memory of 932	4988	taskmngr.exe	103
PID 4988 wrote to memory of 932	4988	taskmngr.exe	103
PID 932 wrote to memory of 2448	932	taskmngr.exe	105
PID 932 wrote to memory of 2448	932	taskmngr.exe	105
PID 932 wrote to memory of 2448	932	taskmngr.exe	105
PID 2448 wrote to memory of 4968	2448	taskmngr.exe	113
PID 2448 wrote to memory of 4968	2448	taskmngr.exe	113
PID 2448 wrote to memory of 4968	2448	taskmngr.exe	113

C:\Users\Admin\AppData\Local\Temp\5c2a626920fe21d6cbcd3d3eceae4bd8.exe
"C:\Users\Admin\AppData\Local\Temp\5c2a626920fe21d6cbcd3d3eceae4bd8.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\taskmngr.exe
  C:\Windows\system32\taskmngr.exe -bai C:\Users\Admin\AppData\Local\Temp\5c2a626920fe21d6cbcd3d3eceae4bd8.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:736
- - C:\Windows\SysWOW64\taskmngr.exe
    C:\Windows\system32\taskmngr.exe -bai C:\Windows\SysWOW64\taskmngr.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4988
  - - C:\Windows\SysWOW64\taskmngr.exe
      C:\Windows\system32\taskmngr.exe -bai C:\Windows\SysWOW64\taskmngr.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:932
    - - C:\Windows\SysWOW64\taskmngr.exe
        
        C:\Windows\system32\taskmngr.exe -bai C:\Windows\SysWOW64\taskmngr.exe
        5⤵
        Executes dropped EXE
        Drops file in System32 directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2448
      - C:\Windows\SysWOW64\taskmngr.exe
        
        C:\Windows\system32\taskmngr.exe -bai C:\Windows\SysWOW64\taskmngr.exe
        6⤵
        Executes dropped EXE
        Drops file in System32 directory
        Suspicious behavior: EnumeratesProcesses
        
        PID:4968
        
        C:\Windows\SysWOW64\taskmngr.exe
        
        C:\Windows\system32\taskmngr.exe -bai C:\Windows\SysWOW64\taskmngr.exe
        7⤵
        
        PID:2532

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:2664

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
PID:1100

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\taskmngr.exe

Filesize
92KB

MD5
5c2a626920fe21d6cbcd3d3eceae4bd8

SHA1
54bcd11b2c7685415aa887accd4187e4b4ab451f

SHA256
c1bed15febcb0c3a2d70753191685f621dbf8b8ed3574ed89d652834b68a962b

SHA512
a9820f4d6d7fce4da96144be4ed45a1c6ac5522f87829072e474c9198419965b54903f5a401260041e2c440c2e2ee3034cc55ef25751a952ab892eca34d38226

Download Submit
memory/736-6-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/736-9-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/932-15-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/932-18-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/1100-27-0x0000021738D40000-0x0000021738D50000-memory.dmp

Filesize
64KB

Download
memory/1100-43-0x0000021738E40000-0x0000021738E50000-memory.dmp

Filesize
64KB

Download
memory/1100-63-0x00000217412F0000-0x00000217412F1000-memory.dmp

Filesize
4KB

Download
memory/1100-62-0x00000217411E0000-0x00000217411E1000-memory.dmp

Filesize
4KB

Download
memory/1100-61-0x00000217411E0000-0x00000217411E1000-memory.dmp

Filesize
4KB

Download
memory/1100-59-0x00000217411B0000-0x00000217411B1000-memory.dmp

Filesize
4KB

Download
memory/1140-4-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/1140-0-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/2448-23-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/2448-20-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/2448-19-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/2532-66-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4968-24-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4968-25-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4968-65-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4988-11-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4988-10-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download
memory/4988-14-0x0000000000400000-0x00000000004D6000-memory.dmp

Filesize
856KB

Download