echelon | 630bcd397047e705dcef03a42ffeff2646dd00c41a91615f0de48354131c78fe

General

Target

d6a1ab2daea41e90484caec2a4d67afc.exe
Size

8.7MB
MD5

d6a1ab2daea41e90484caec2a4d67afc
SHA1

4b802190601bcf4a16bac79b2d92b8bd05a5470b
SHA256

630bcd397047e705dcef03a42ffeff2646dd00c41a91615f0de48354131c78fe
SHA512

4288d3babc19661cc4e4b1e3b2521c8db72b5e02480190d1e172f09c7b0c9c4ca0eddb42ee61e0bb7c1eade7fe8a0c6949e92570f6662ea23a8558ec7571ea9d
SSDEEP

196608:WQR0skDgPH8TKHnp125eUDJMlLCUu+2763PoyR:WQR7pcT3AUFMhCUu+2oPoM

Score

10^/10

echelon discovery spyware stealer vmprotect

Malware Config

Signatures

Detects Echelon Stealer payload 4 IoCs

resource	yara_rule
behavioral2/files/0x000900000002324a-35.dat	family_echelon
behavioral2/files/0x000900000002324a-41.dat	family_echelon
behavioral2/files/0x000900000002324a-40.dat	family_echelon
behavioral2/memory/2248-43-0x000001F3C3ED0000-0x000001F3C4096000-memory.dmp	family_echelon

Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
stealer spyware echelon

Checks computer location settings 2 TTPs 3 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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	d6a1ab2daea41e90484caec2a4d67afc.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	UltraHook newe.sfx.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	UltraHook newe.exe

Executes dropped EXE 3 IoCs

pid	Process
4860	UltraHook newe.sfx.exe
4740	UltraHook newe.exe
2248	Crypt.exe

Reads user/profile data of web browsers 2 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

VMProtect packed file 6 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/files/0x00050000000227ea-21.dat	vmprotect
behavioral2/memory/4740-26-0x0000000000FA0000-0x00000000011A0000-memory.dmp	vmprotect
behavioral2/files/0x000900000002324a-35.dat	vmprotect
behavioral2/files/0x000900000002324a-41.dat	vmprotect
behavioral2/files/0x000900000002324a-40.dat	vmprotect
behavioral2/memory/2248-43-0x000001F3C3ED0000-0x000001F3C4096000-memory.dmp	vmprotect

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2248	Crypt.exe
2248	Crypt.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2248	Crypt.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 820 wrote to memory of 4860	820	d6a1ab2daea41e90484caec2a4d67afc.exe	99
PID 820 wrote to memory of 4860	820	d6a1ab2daea41e90484caec2a4d67afc.exe	99
PID 820 wrote to memory of 4860	820	d6a1ab2daea41e90484caec2a4d67afc.exe	99
PID 4860 wrote to memory of 4740	4860	UltraHook newe.sfx.exe	102
PID 4860 wrote to memory of 4740	4860	UltraHook newe.sfx.exe	102
PID 4740 wrote to memory of 2248	4740	UltraHook newe.exe	105
PID 4740 wrote to memory of 2248	4740	UltraHook newe.exe	105

C:\Users\Admin\AppData\Local\Temp\d6a1ab2daea41e90484caec2a4d67afc.exe
"C:\Users\Admin\AppData\Local\Temp\d6a1ab2daea41e90484caec2a4d67afc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:820
- C:\Users\Admin\AppData\Local\Temp\UltraHook newe.sfx.exe
  "C:\Users\Admin\AppData\Local\Temp\UltraHook newe.sfx.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4860
- - C:\Users\Admin\AppData\Local\Temp\UltraHook newe.exe
    "C:\Users\Admin\AppData\Local\Temp\UltraHook newe.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:4740
  - - C:\Users\Admin\AppData\Local\Temp\Crypt.exe
      "C:\Users\Admin\AppData\Local\Temp\Crypt.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2248

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 --no-appcompat-clear --mojo-platform-channel-handle=3840 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
1⤵
PID:4420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Crypt.exe

Filesize
960KB

MD5
86a68ef8aaf19eff889b47575c464c94

SHA1
a4a46ab19d15044f5bce35a052de9bcf995086ea

SHA256
1a47735183e5fc0834c63addf1065eb52a97094f41c8cc69af6bd1972c643854

SHA512
ea08c85cf22a909a9f9e4808b10c69c170ed1059501ce0cf2f694ffa31ed9c57a117c68780db8d9beb0c8157c0e115779ff8b46637894c86fe6ec4048e6a2017

Download Submit
C:\Users\Admin\AppData\Local\Temp\Crypt.exe

Filesize
1.0MB

MD5
0088abee944713ab183c41f3a2b07ea8

SHA1
ea027d6de4b2feebfb35b4ebde88cdaab6d6e744

SHA256
8ce4be0ab67c82e4f9023bbea4228430e56ef9ac133d377d75ecf2be75045111

SHA512
98c88b5f4d4b30f922fbd219da691842649e7aa39eeac65a8b21ad0bdd9437ace260bdf744910690b3d004fda16f1f267f78c307741526e8ba6bde3558f4c64d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Crypt.exe

Filesize
900KB

MD5
5f521ff120253bda3550e5675f52e6a3

SHA1
8ec4194d220b788d18bd260214e3ccaf6563b7ca

SHA256
45065a5f9da95c9bfac475028f63058aa34312aa5cf0158369e06639307af9ee

SHA512
2ded4a010c1cc38183e3f430c8a99fa48bc4ea585761f96ecaa223b5cfa3b8e5b07f2c156d903609517a74ce0fe0eeaf23b7765b23cefcc6d17e2883ea294bef

Download Submit
C:\Users\Admin\AppData\Local\Temp\UltraHook newe.exe

Filesize
1.0MB

MD5
35c69ab07ba4fd97cb23a0351d7293b6

SHA1
65c3a14d30364f80ebda6cd1b83c6f9633291c35

SHA256
f6d38b7dda48f70fabd8cf49cfb5191ef8bb4f351629c06ec102630d852da81c

SHA512
072d19611df7a7807a4edff57befe8568132925b493cc7484684b59ef7cee31649eca13adafd3023f0a444241af6e571325880760b534990dfbac6a71bba1a70

Download Submit
C:\Users\Admin\AppData\Local\Temp\UltraHook newe.sfx.exe

Filesize
1.3MB

MD5
06670ce4174643ad43c413115c8fde00

SHA1
6b7ecb0a6c058d6bd008121478178847bfa59b9b

SHA256
af4b0b4e4184e5283032f0b141bd2aac39241624471888061bd6cfe661ff24fc

SHA512
ef119712659b877f65310635552898c2518aae66a7e836db5ef699ec52ca21f95e040547f40175a0f9f0329aead206c800d7b6756e78e61321564d45d6ec3dc1

Download Submit
C:\Users\Admin\AppData\Local\Temp\UltraHook newe.sfx.exe

Filesize
133KB

MD5
6cc1e2bdd5de16d90c7b1a8d09b904ce

SHA1
6d3363f9b27b5292742b60c556261c060104effc

SHA256
faf936a626887a8ea56bb811697ef977e9c1d9b850e03247e394d2d14884682c

SHA512
33ffcdceefebce6a87b94e29dbd5a077611dff77856d9c867e974142273cc743fa5969c203da8cf4b3a9528778998d5e4b10066a75c6deccb7734da9206babd9

Download Submit
memory/2248-44-0x00007FFC4CA80000-0x00007FFC4D541000-memory.dmp

Filesize
10.8MB

Download
memory/2248-43-0x000001F3C3ED0000-0x000001F3C4096000-memory.dmp

Filesize
1.8MB

Download
memory/2248-46-0x000001F3C5BF0000-0x000001F3C5BF1000-memory.dmp

Filesize
4KB

Download
memory/2248-47-0x000001F3DE5B0000-0x000001F3DE5C0000-memory.dmp

Filesize
64KB

Download
memory/2248-48-0x000001F3DE630000-0x000001F3DE6A6000-memory.dmp

Filesize
472KB

Download
memory/2248-63-0x00007FFC4CA80000-0x00007FFC4D541000-memory.dmp

Filesize
10.8MB

Download
memory/2248-64-0x00007FFC4CA80000-0x00007FFC4D541000-memory.dmp

Filesize
10.8MB

Download
memory/4740-30-0x000000001BF10000-0x000000001BF20000-memory.dmp

Filesize
64KB

Download
memory/4740-29-0x0000000001A30000-0x0000000001A31000-memory.dmp

Filesize
4KB

Download
memory/4740-28-0x0000000001A30000-0x0000000001A31000-memory.dmp

Filesize
4KB

Download
memory/4740-27-0x00007FFC4CA80000-0x00007FFC4D541000-memory.dmp

Filesize
10.8MB

Download
memory/4740-26-0x0000000000FA0000-0x00000000011A0000-memory.dmp

Filesize
2.0MB

Download
memory/4740-45-0x00007FFC4CA80000-0x00007FFC4D541000-memory.dmp

Filesize
10.8MB

Download

Analysis

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