273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1

Analysis

max time kernel
144s
max time network
165s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
31-10-2022 00:23

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General

Target

273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe
Size

664KB
MD5

a0cef66332a519983b1f7ebaff6b50f0
SHA1

2f04dc049088880e7a2b47448c4e76eac84ffe35
SHA256

273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1
SHA512

0be8bcd6d14a72149ffee841bbb3ee32a0ff4a6013484a5b2434096e12f18b19083587cc8e19a15673f9cb97988f2177face6a93df80b334f3a241b39d8ad2ee
SSDEEP

12288:cvpgb+b6jEUnIHe80dlZypCQqslOZQ+bre6b7sk1H1zIACZBwKNAg7KW:cvmbcYEUnI+8O+dqNZBbfQkt1p+

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1940-55-0x0000000001ED0000-0x0000000002015000-memory.dmp	upx
behavioral1/memory/1940-59-0x0000000001ED0000-0x0000000002015000-memory.dmp	upx
behavioral1/memory/1940-58-0x0000000001ED0000-0x0000000002015000-memory.dmp	upx
behavioral1/memory/1940-62-0x0000000001ED0000-0x0000000002015000-memory.dmp	upx
behavioral1/memory/1940-63-0x0000000001ED0000-0x0000000002015000-memory.dmp	upx
behavioral1/memory/1756-66-0x0000000001CB0000-0x0000000001DF5000-memory.dmp	upx
behavioral1/memory/1756-70-0x0000000001CB0000-0x0000000001DF5000-memory.dmp	upx
behavioral1/memory/1756-69-0x0000000001CB0000-0x0000000001DF5000-memory.dmp	upx
behavioral1/memory/1756-71-0x0000000001CB0000-0x0000000001DF5000-memory.dmp	upx
behavioral1/memory/1756-72-0x0000000001CB0000-0x0000000001DF5000-memory.dmp	upx

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe
1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe
1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1756	1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe	27
PID 1940 wrote to memory of 1756	1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe	27
PID 1940 wrote to memory of 1756	1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe	27
PID 1940 wrote to memory of 1756	1940	273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe	27

C:\Users\Admin\AppData\Local\Temp\273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe
"C:\Users\Admin\AppData\Local\Temp\273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe
  "C:\Users\Admin\AppData\Local\Temp\273e1f238ffd845374f4895bf4a1c98de675334ceef464c9ac9f5de51ce8dbe1.exe" /_ShowProgress
  2⤵
  PID:1756

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1756-64-0x0000000000000000-mapping.dmp

Download
memory/1756-72-0x0000000001CB0000-0x0000000001DF5000-memory.dmp

Filesize
1.3MB

Download
memory/1756-71-0x0000000001CB0000-0x0000000001DF5000-memory.dmp

Filesize
1.3MB

Download
memory/1756-69-0x0000000001CB0000-0x0000000001DF5000-memory.dmp

Filesize
1.3MB

Download
memory/1756-70-0x0000000001CB0000-0x0000000001DF5000-memory.dmp

Filesize
1.3MB

Download
memory/1756-66-0x0000000001CB0000-0x0000000001DF5000-memory.dmp

Filesize
1.3MB

Download
memory/1940-58-0x0000000001ED0000-0x0000000002015000-memory.dmp

Filesize
1.3MB

Download
memory/1940-63-0x0000000001ED0000-0x0000000002015000-memory.dmp

Filesize
1.3MB

Download
memory/1940-62-0x0000000001ED0000-0x0000000002015000-memory.dmp

Filesize
1.3MB

Download
memory/1940-61-0x0000000000250000-0x00000000002F7000-memory.dmp

Filesize
668KB

Download
memory/1940-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1940-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/1940-59-0x0000000001ED0000-0x0000000002015000-memory.dmp

Filesize
1.3MB

Download
memory/1940-55-0x0000000001ED0000-0x0000000002015000-memory.dmp

Filesize
1.3MB

Download