201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906

Analysis

max time kernel
148s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
27-08-2023 09:03

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General

Target

201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe
Size

815KB
MD5

0c1aed0ab4b6392ecf6f856519eaf216
SHA1

55dea2977a0a7ecbd657cb77d615015df5561c56
SHA256

201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906
SHA512

9f53dfebe37ea22093e062f5cb70a21b0eff468bf03ac3a45e344337a4b6236526a68ea28589b6f1169f630fec45bd2f82188736bb7dd23d46391167acbe0faf
SSDEEP

24576:fO1LHcsboAcntImlnm5bGFZ0XkAck+ffCUyCBZY3/A:G2Acn9CkZ0X2hff/yC3G/A

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2292	cmd.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2144-0-0x0000000000870000-0x00000000009A8000-memory.dmp	upx
behavioral1/memory/2144-29-0x0000000000870000-0x00000000009A8000-memory.dmp	upx
behavioral1/memory/2144-36-0x0000000000870000-0x00000000009A8000-memory.dmp	upx
behavioral1/memory/2144-39-0x0000000000870000-0x00000000009A8000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsShell86003.log	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe
File opened for modification	C:\Windows\WindowSystemNewUpdate45.log	ReAgentc.exe
File opened for modification	C:\Windows\WindowTerminalVaild25.log	ReAgentc.exe
File opened for modification	C:\Windows\WindowMicrosoftNET42.log	ReAgentc.exe
File opened for modification	C:\Windows\WindowsShell658167.log	ReAgentc.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
2444	2116	WerFault.exe	28
1724	3008	WerFault.exe	36

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2464	ReAgentc.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe
Token: SeDebugPrivilege	2464	ReAgentc.exe
Token: SeIncBasePriorityPrivilege	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe
Token: SeDebugPrivilege	2464	ReAgentc.exe
Token: SeDebugPrivilege	2464	ReAgentc.exe
Token: SeDebugPrivilege	2464	ReAgentc.exe
Token: SeDebugPrivilege	2464	ReAgentc.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2144 wrote to memory of 2116	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	28
PID 2116 wrote to memory of 2444	2116	wiaacmgr.exe	29
PID 2116 wrote to memory of 2444	2116	wiaacmgr.exe	29
PID 2116 wrote to memory of 2444	2116	wiaacmgr.exe	29
PID 2116 wrote to memory of 2444	2116	wiaacmgr.exe	29
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2464	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	30
PID 2144 wrote to memory of 2292	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	34
PID 2144 wrote to memory of 2292	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	34
PID 2144 wrote to memory of 2292	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	34
PID 2144 wrote to memory of 2292	2144	201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe	34
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 2464 wrote to memory of 3008	2464	ReAgentc.exe	36
PID 3008 wrote to memory of 1724	3008	mtstocom.exe	38
PID 3008 wrote to memory of 1724	3008	mtstocom.exe	38
PID 3008 wrote to memory of 1724	3008	mtstocom.exe	38
PID 3008 wrote to memory of 1724	3008	mtstocom.exe	38

C:\Users\Admin\AppData\Local\Temp\201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe
"C:\Users\Admin\AppData\Local\Temp\201c2676dd11d8a1605914328b0e6794bbfcaea7a935a9c411c8eb97efe27906.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\wiaacmgr.exe
  "C:\Windows\SysWOW64\wiaacmgr.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 192
    3⤵
    - Program crash
    PID:2444
- C:\Windows\SysWOW64\ReAgentc.exe
  "C:\Windows\SysWOW64\ReAgentc.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\SysWOW64\mtstocom.exe
    "C:\Windows\SysWOW64\mtstocom.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 136
      4⤵
      Program crash
      PID:1724
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\201C26~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2292

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

C:\Windows\WindowSystemNewUpdate45.log

Filesize
6KB

MD5
9bc8bb5851a36477721eecd6aec1468e

SHA1
24c4ce3b59335be00835e30b0e8e146aa3e7da51

SHA256
5be4fd6cbe4a926f89a608e7c670ad19aeafb83d3daa96a96eb6d78fdca73c1f

SHA512
4b7456d00f7cafeeee67d80000c38df8da9a6044ba31d30451f3a5f5382697313294690171e05064633034775d5114fc873f2660fd031190bdc72119be11deab

Download Submit
memory/2116-2-0x0000000000070000-0x0000000000178000-memory.dmp

Filesize
1.0MB

Download
memory/2116-4-0x0000000000070000-0x0000000000178000-memory.dmp

Filesize
1.0MB

Download
memory/2116-6-0x0000000000070000-0x0000000000178000-memory.dmp

Filesize
1.0MB

Download
memory/2116-7-0x0000000000070000-0x0000000000178000-memory.dmp

Filesize
1.0MB

Download
memory/2144-29-0x0000000000870000-0x00000000009A8000-memory.dmp

Filesize
1.2MB

Download
memory/2144-0-0x0000000000870000-0x00000000009A8000-memory.dmp

Filesize
1.2MB

Download
memory/2144-39-0x0000000000870000-0x00000000009A8000-memory.dmp

Filesize
1.2MB

Download
memory/2144-36-0x0000000000870000-0x00000000009A8000-memory.dmp

Filesize
1.2MB

Download
memory/2464-42-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-50-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-17-0x0000000000130000-0x000000000014B000-memory.dmp

Filesize
108KB

Download
memory/2464-30-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-32-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-18-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-37-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-15-0x0000000000130000-0x000000000014B000-memory.dmp

Filesize
108KB

Download
memory/2464-41-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-13-0x0000000000130000-0x000000000014B000-memory.dmp

Filesize
108KB

Download
memory/2464-43-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-44-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-45-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-47-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-49-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-26-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-52-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-53-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-54-0x0000000003330000-0x0000000003429000-memory.dmp

Filesize
996KB

Download
memory/2464-63-0x0000000003330000-0x0000000003429000-memory.dmp

Filesize
996KB

Download
memory/2464-62-0x0000000003330000-0x0000000003429000-memory.dmp

Filesize
996KB

Download
memory/2464-65-0x0000000003330000-0x0000000003429000-memory.dmp

Filesize
996KB

Download
memory/2464-66-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-68-0x0000000000150000-0x0000000000188000-memory.dmp

Filesize
224KB

Download
memory/2464-74-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-77-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2464-78-0x0000000002750000-0x00000000027B6000-memory.dmp

Filesize
408KB

Download
memory/2464-12-0x00000000001D0000-0x00000000002D8000-memory.dmp

Filesize
1.0MB

Download
memory/2464-138-0x0000000003330000-0x0000000003429000-memory.dmp

Filesize
996KB

Download
memory/3008-128-0x00000000001D0000-0x00000000007DC000-memory.dmp

Filesize
6.0MB

Download