4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36

General

Target

4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
Size

1.3MB
MD5

9ef0d5f043e88493283544e26ce18841
SHA1

9e580e1e919219811134f1460234d03b4f0e8088
SHA256

4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36
SHA512

ea47ccf9c1c977137073fab2077e4b350aecef7802b280b62c92f193824f806ca833ae73ae04f3f705e10b80b4c1121b188cf95a13e6a8092b7f9f12bb435325
SSDEEP

24576:Qak/7Nk4RZnmoXKZu0zoFmDcpii9iGn+66rLfJIgtEqPILWz8oDqE:Qak/qZu+k0WdEacJRIo+E

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\T:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\W:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\Z:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\H:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\M:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\N:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\O:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\P:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\Q:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\R:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\U:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\V:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\A:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\E:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\L:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\Y:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\B:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\I:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\J:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\K:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\S:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
File opened (read-only)	\??\X:	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
Token: SeDebugPrivilege	2548	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
Token: SeDebugPrivilege	2604	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
Token: SeDebugPrivilege	2604	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2604	2548	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe	89
PID 2548 wrote to memory of 2604	2548	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe	89
PID 2548 wrote to memory of 2604	2548	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe	89
PID 2604 wrote to memory of 4472	2604	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe	94
PID 2604 wrote to memory of 4472	2604	4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe	94

C:\Users\Admin\AppData\Local\Temp\4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
"C:\Users\Admin\AppData\Local\Temp\4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\AppData\Local\Temp\4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe
  "C:\Users\Admin\AppData\Local\Temp\4d72999dbe85ca1e66e766e3b793613c57d02bb3808f91cdd1ee9b337428ec36.exe" Master
  2⤵
  - Drops file in Drivers directory
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.178stu.com/my.htm
    3⤵
    PID:4472

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1320,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
1⤵
PID:1452

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --field-trial-handle=4912,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4800 /prefetch:1
1⤵
PID:852

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --field-trial-handle=4716,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=5208 /prefetch:1
1⤵
PID:1824

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --field-trial-handle=5620,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=5592 /prefetch:8
1⤵
PID:1736

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=19 --field-trial-handle=6036,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=6060 /prefetch:1
1⤵
PID:2100

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --field-trial-handle=5540,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=5208 /prefetch:1
1⤵
PID:3292

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --field-trial-handle=6072,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=5548 /prefetch:8
1⤵
PID:1076

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --field-trial-handle=6064,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=5668 /prefetch:1
1⤵
PID:4844

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --field-trial-handle=6248,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=6236 /prefetch:1
1⤵
PID:3124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2548-11-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2548-4-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2548-2-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2548-1-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2548-5-0x0000000000880000-0x0000000000881000-memory.dmp

Filesize
4KB

Download
memory/2548-3-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2548-0-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-9-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-10-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-8-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-7-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-12-0x00000000007F0000-0x00000000007F1000-memory.dmp

Filesize
4KB

Download
memory/2604-15-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-16-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download
memory/2604-20-0x0000000000400000-0x00000000006A6000-memory.dmp

Filesize
2.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads