286f5cfabe95e16daa519650d57aa675bc02672ca5d08be66630341c054d510e

Analysis

max time kernel
30s
max time network
148s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 00:55

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General

Target

zirus_OVERTALK.txt
Size

4KB
MD5

93f5dd0dc8237602f04c88bb13d99e83
SHA1

32d18088d4d96168ac6ad0ff3b038f5dabb6aee9
SHA256

286f5cfabe95e16daa519650d57aa675bc02672ca5d08be66630341c054d510e
SHA512

e20c48f1fc17b35947f8f101e35ce17f94a13b1f5d6584a856d30c7fd95bc85e90541d191c4c388976832be13da1a752a32b227aa1b5d26c3fdfcfff267f6147
SSDEEP

96:4+n8Zsr+nsAbn42fdkcYFLmQ4Fc7HNTZjpsqBDuBBDuQwWYwWyDTvDQeQ:4+8ZcvWfhlFiZVpsqBqBBqQtYtyDTvk

Score

6^/10

phishing

Malware Config

Signatures

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	wtfismyip.com
13	wtfismyip.com

Detected phishing page
phishing

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2684	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2660	chrome.exe
2660	chrome.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2844	2660	chrome.exe	31
PID 2660 wrote to memory of 2844	2660	chrome.exe	31
PID 2660 wrote to memory of 2844	2660	chrome.exe	31
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 2320	2660	chrome.exe	33
PID 2660 wrote to memory of 1096	2660	chrome.exe	34
PID 2660 wrote to memory of 1096	2660	chrome.exe	34
PID 2660 wrote to memory of 1096	2660	chrome.exe	34
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35
PID 2660 wrote to memory of 1036	2660	chrome.exe	35

C:\Windows\system32\NOTEPAD.EXE
C:\Windows\system32\NOTEPAD.EXE C:\Users\Admin\AppData\Local\Temp\zirus_OVERTALK.txt
1⤵
- Opens file in notepad (likely ransom note)
PID:2684

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6759758,0x7fef6759768,0x7fef6759778
  2⤵
  PID:2844
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1104 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:2
  2⤵
  PID:2320
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1484 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:8
  2⤵
  PID:1096
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1528 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:8
  2⤵
  PID:1036
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2340 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:1
  2⤵
  PID:2916
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2356 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:1
  2⤵
  PID:2368
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1452 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:2
  2⤵
  PID:2228
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1444 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:1
  2⤵
  PID:1696
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3456 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:1
  2⤵
  PID:1644
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=2756 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:8
  2⤵
  PID:3020
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3788 --field-trial-handle=1292,i,17277853629004120878,12126806469625189436,131072 /prefetch:8
  2⤵
  PID:2972

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000007

Filesize
1024KB

MD5
214b2fa780663e5b1778c56a8c0c63fd

SHA1
2a82b012c67b9f595eb9d236514bdc5fd69f99e1

SHA256
916ba93a76b04c7ba7dd845ba5df93b495016834581ea315af3b99207251cf47

SHA512
6d1b74be3c6db291094fd464f4a6e9495e5d88eae0ab98cd94c27c2d201cc002c5dbac312157693ffb97504b14b1137f6faece68e5bce762a215d58466555ec7

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

Filesize
16B

MD5
aefd77f47fb84fae5ea194496b44c67a

SHA1
dcfbb6a5b8d05662c4858664f81693bb7f803b82

SHA256
4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

SHA512
b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
1e096928118d94157a4f9557e4018028

SHA1
76ad438f2e1668a8f0fba69bfeabd12926ac0b64

SHA256
601109e34a4e37d9b7e2ebd17bad55afeedb144019f425744863b049a2e67a60

SHA512
8a4c102726fbb282a5b3fdc6a593cb17059c78df0979a5a54ff7c17df0ba596c6735c617674439b2e5e174cd594e2380e58c95d4f10d97fc5287f16bdb14ab32

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
d8de2143116ca712da268e92ac4cf464

SHA1
a4fdc409ea69176e8ac036f00c135d4bbae0593c

SHA256
b630f27e3add20f6f8d683282db8d827761387ab006f5811a40115b2bd1bac72

SHA512
4a1e1b28fac6d20c7ca79d1c93d98dfd385453a6207dfda4042bbb90a0684f0d0bf7042b6294824929f90dc1e4a6354c7db4f3cb25d7d9d3d06e9d9bf208f948

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit