3d445366066d1c084f489995e476abe8e1204fa1918468868c4f90cabd2e5817

General

Target

lab_02_win10x64/1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe

Score

8^/10

persistence upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3404-115-0x0000000013140000-0x0000000013B98000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

iexplore.exeiexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\zam = "C:\\Users\\Admin\\AppData\\Roaming\\zam\\zam.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\zam = "C:\\Users\\Admin\\AppData\\Roaming\\zam\\zam.exe"	iexplore.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe

description	pid	process	target process
PID 2672 set thread context of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 set thread context of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 set thread context of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 set thread context of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

iexplore.exe

pid process

3404 iexplore.exe
3404 iexplore.exe

pid	process
3404	iexplore.exe
3404	iexplore.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe

description	pid	process	target process
PID 2672 wrote to memory of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3404	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 3736	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 1116	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe
PID 2672 wrote to memory of 4044	2672	1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\lab_02_win10x64\1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe
"C:\Users\Admin\AppData\Local\Temp\lab_02_win10x64\1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2672

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3404

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
- Adds Run key to start application
PID:3736

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
PID:1116

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
- Adds Run key to start application
PID:4044

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\zam\zam.exe
MD5
405dba47e2b03f53db2101444e6a925c

SHA1
ed769ff77f46730a9b58a111c52f9e498ec00838

SHA256
1e3966e77ad1cbf3e3ef76803fbf92300b2b88af39650a1208520e0cdc05645b

SHA512
3628944242f0b9d80204dfddcea4189ee7f703ba4498c6a818c83d570d97477ec1273270fef65e993cb0f6bed2d0c915cd3d68a5b35375e257a3879f4859c869

Download Submit
memory/1116-124-0x0000000013B963E0-mapping.dmp

Download
memory/2672-114-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/3404-115-0x0000000013140000-0x0000000013B98000-memory.dmp

Filesize
10.3MB

Download
memory/3404-116-0x0000000013B963E0-mapping.dmp

Download
memory/3736-120-0x0000000013B963E0-mapping.dmp

Download
memory/4044-128-0x0000000013B963E0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads