84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca

General

Target

84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe
Size

815KB
MD5

53edef7bcda0d2a8c218b1c98d963a1b
SHA1

892ccc4dbf22ca383bdcc597b0da66394856bb65
SHA256

84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca
SHA512

c417f5c660f9d679d1e8c1c2b27a91ef7360b8f6ae78be9ef4a17e0d2a8967b671bcad8f6f9f9e02ca775bd2d46e5c6783d16458c2265ea8541864ac104d6009
SSDEEP

24576:fO1LHcsboAcntImlnm5bGFZ0XkAck+ffCUyCBZY3/:G2Acn9CkZ0X2hff/yC3G/

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1288-0-0x0000000000120000-0x0000000000258000-memory.dmp	upx
behavioral1/memory/1288-16-0x0000000000120000-0x0000000000258000-memory.dmp	upx
behavioral1/memory/1288-25-0x0000000000120000-0x0000000000258000-memory.dmp	upx
behavioral1/memory/1288-45-0x0000000000120000-0x0000000000258000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsShell48708.log	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe
File opened for modification	C:\Windows\WindowSystemNewUpdate814.log	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.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
2628	1120	WerFault.exe	28
2032	2536	WerFault.exe	30

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe
Token: SeDebugPrivilege	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe
Token: SeIncBasePriorityPrivilege	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1288 wrote to memory of 1120	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	28
PID 1120 wrote to memory of 2628	1120	cliconfg.exe	29
PID 1120 wrote to memory of 2628	1120	cliconfg.exe	29
PID 1120 wrote to memory of 2628	1120	cliconfg.exe	29
PID 1120 wrote to memory of 2628	1120	cliconfg.exe	29
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 1288 wrote to memory of 2536	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	30
PID 2536 wrote to memory of 2032	2536	OptionalFeatures.exe	31
PID 2536 wrote to memory of 2032	2536	OptionalFeatures.exe	31
PID 2536 wrote to memory of 2032	2536	OptionalFeatures.exe	31
PID 2536 wrote to memory of 2032	2536	OptionalFeatures.exe	31
PID 1288 wrote to memory of 2428	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	32
PID 1288 wrote to memory of 2428	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	32
PID 1288 wrote to memory of 2428	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	32
PID 1288 wrote to memory of 2428	1288	84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe	32

C:\Users\Admin\AppData\Local\Temp\84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe
"C:\Users\Admin\AppData\Local\Temp\84df3ba7db93d74885c9889c987b77e85734ef446079a58385350518d72920ca.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Windows\SysWOW64\cliconfg.exe
  "C:\Windows\SysWOW64\cliconfg.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1120 -s 92
    3⤵
    - Program crash
    PID:2628
- C:\Windows\SysWOW64\OptionalFeatures.exe
  "C:\Windows\SysWOW64\OptionalFeatures.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 188
    3⤵
    - Program crash
    PID:2032
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\84DF3B~1.EXE > nul
  2⤵
  PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1120-7-0x0000000000240000-0x0000000000348000-memory.dmp

Filesize
1.0MB

Download
memory/1120-2-0x0000000000240000-0x0000000000348000-memory.dmp

Filesize
1.0MB

Download
memory/1120-4-0x0000000000240000-0x0000000000348000-memory.dmp

Filesize
1.0MB

Download
memory/1120-6-0x0000000000240000-0x0000000000348000-memory.dmp

Filesize
1.0MB

Download
memory/1288-32-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-34-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-16-0x0000000000120000-0x0000000000258000-memory.dmp

Filesize
1.2MB

Download
memory/1288-17-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-25-0x0000000000120000-0x0000000000258000-memory.dmp

Filesize
1.2MB

Download
memory/1288-27-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-29-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-30-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-0-0x0000000000120000-0x0000000000258000-memory.dmp

Filesize
1.2MB

Download
memory/1288-48-0x0000000003B00000-0x0000000003BF9000-memory.dmp

Filesize
996KB

Download
memory/1288-35-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-36-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-37-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-39-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-42-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-44-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-45-0x0000000000120000-0x0000000000258000-memory.dmp

Filesize
1.2MB

Download
memory/1288-46-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/1288-47-0x0000000010000000-0x00000000100F8000-memory.dmp

Filesize
992KB

Download
memory/2536-14-0x0000000000210000-0x0000000000318000-memory.dmp

Filesize
1.0MB

Download

Analysis

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