2d79af8e1ff3465703e1dc73d3ef2182fd269ea2609c8afabdf1b80693405c1d

Analysis

max time kernel
61s
max time network
64s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
27/11/2023, 15:26

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General

Target

Scum.exe
Size

147KB
MD5

6b5b6e625de774e5c285712b7c4a0da7
SHA1

317099aef530afbe3a0c5d6a2743d51e04805267
SHA256

2d79af8e1ff3465703e1dc73d3ef2182fd269ea2609c8afabdf1b80693405c1d
SHA512

104609adf666588af4e152ec7891cedafd89ad8d427063d03fb42a228babefc59428b0c8b1430cb3fc319a5014d2ee1083ff2b74fa585cab2d86cdad346e8b08
SSDEEP

3072:ckgHqUGSCoEslON/q178+oO3BAE4T/DvueX:cNHqUGSCPBh+7VST/Ke

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2104	chrome.exe
2104	chrome.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

description	pid	Process
Token: SeDebugPrivilege	1320	Scum.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe
Token: SeShutdownPrivilege	2104	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe
2104	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2696	2104	chrome.exe	31
PID 2104 wrote to memory of 2696	2104	chrome.exe	31
PID 2104 wrote to memory of 2696	2104	chrome.exe	31
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 2256	2104	chrome.exe	33
PID 2104 wrote to memory of 280	2104	chrome.exe	34
PID 2104 wrote to memory of 280	2104	chrome.exe	34
PID 2104 wrote to memory of 280	2104	chrome.exe	34
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35
PID 2104 wrote to memory of 788	2104	chrome.exe	35

C:\Users\Admin\AppData\Local\Temp\Scum.exe
"C:\Users\Admin\AppData\Local\Temp\Scum.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1320

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:2104
- 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,0x7fef6d09758,0x7fef6d09768,0x7fef6d09778
  2⤵
  PID:2696
- 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=1188 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:2
  2⤵
  PID:2256
- 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=1504 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:8
  2⤵
  PID:280
- 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=1612 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:8
  2⤵
  PID:788
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=1592 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:1
  2⤵
  PID:2032
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2280 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:1
  2⤵
  PID:1108
- 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=1584 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:2
  2⤵
  PID:2384
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=3260 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:1
  2⤵
  PID:436
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3480 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:8
  2⤵
  PID:2028
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3528 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:8
  2⤵
  PID:1252
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3600 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:1
  2⤵
  PID:1068
- 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=3892 --field-trial-handle=1232,i,9645625207813888265,6942279496817499584,131072 /prefetch:8
  2⤵
  PID:1676

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:1340

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\4fa0eb29-5b2e-442b-92e8-1dd40b9de3f0.tmp

Filesize
220KB

MD5
764da0f853bac44a9922267e6426e597

SHA1
a98675f6fef0022be7e052a2903ce70bf7474b29

SHA256
72b7acc87536098947c09159cf58640a0e31d103669a1d564877d3f78ea826e8

SHA512
ceaa042f903820136fb46d1c174b52b9fe042af4fa983132403b0cc540c228d455ec108705eadcfa34c0b816fc447dbac8c9f8170586d91a017732b77d754e7e

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\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
memory/1320-6-0x000007FEF57C0000-0x000007FEF61AC000-memory.dmp

Filesize
9.9MB

Download
memory/1320-5-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/1320-0-0x000000013FCA0000-0x000000013FCC8000-memory.dmp

Filesize
160KB

Download
memory/1320-7-0x000000001BE80000-0x000000001BF00000-memory.dmp

Filesize
512KB

Download
memory/1320-8-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/1320-9-0x000007FEF57C0000-0x000007FEF61AC000-memory.dmp

Filesize
9.9MB

Download
memory/1320-4-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/1320-3-0x000000001BE80000-0x000000001BF00000-memory.dmp

Filesize
512KB

Download
memory/1320-2-0x000000001BE80000-0x000000001BF00000-memory.dmp

Filesize
512KB

Download
memory/1320-1-0x000007FEF57C0000-0x000007FEF61AC000-memory.dmp

Filesize
9.9MB

Download